Quarterly report pursuant to Section 13 or 15(d)

LOANS AND ALLOWANCE FOR LOAN LOSSES (Loans Receivables Related Risk Rating) (Details)

v3.20.2
LOANS AND ALLOWANCE FOR LOAN LOSSES (Loans Receivables Related Risk Rating) (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total $ 14,308,646 $ 12,610,936
Construction and Land Development    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 142,473  
Term Loans Amortized Cost Basis by Origination Year, 2019 460,639  
Term Loans Amortized Cost Basis by Origination Year, 2018 397,055  
Term Loans Amortized Cost Basis by Origination Year, 2017 65,841  
Term Loans Amortized Cost Basis by Origination Year, 2016 56,209  
Term Loans Amortized Cost Basis by Origination Year, Prior 94,153  
Financing Receivable, Revolving 31,569  
Loans, Total 1,247,939 1,250,924
Construction and Land Development | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 137,981  
Term Loans Amortized Cost Basis by Origination Year, 2019 453,779  
Term Loans Amortized Cost Basis by Origination Year, 2018 395,935  
Term Loans Amortized Cost Basis by Origination Year, 2017 64,529  
Term Loans Amortized Cost Basis by Origination Year, 2016 47,982  
Term Loans Amortized Cost Basis by Origination Year, Prior 70,524  
Financing Receivable, Revolving 29,060  
Loans, Total 1,199,790  
Construction and Land Development | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 4,492  
Term Loans Amortized Cost Basis by Origination Year, 2019 6,859  
Term Loans Amortized Cost Basis by Origination Year, 2018 1,061  
Term Loans Amortized Cost Basis by Origination Year, 2017 350  
Term Loans Amortized Cost Basis by Origination Year, 2016 5,759  
Term Loans Amortized Cost Basis by Origination Year, Prior 16,202  
Financing Receivable, Revolving 2,509  
Loans, Total 37,232  
Construction and Land Development | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 1  
Term Loans Amortized Cost Basis by Origination Year, 2018 59  
Term Loans Amortized Cost Basis by Origination Year, 2017 962  
Term Loans Amortized Cost Basis by Origination Year, 2016 2,468  
Term Loans Amortized Cost Basis by Origination Year, Prior 7,427  
Financing Receivable, Revolving 0  
Loans, Total 10,917  
Commercial Real Estate - Owner Occupied    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 144,263  
Term Loans Amortized Cost Basis by Origination Year, 2019 395,556  
Term Loans Amortized Cost Basis by Origination Year, 2018 316,602  
Term Loans Amortized Cost Basis by Origination Year, 2017 274,359  
Term Loans Amortized Cost Basis by Origination Year, 2016 177,384  
Term Loans Amortized Cost Basis by Origination Year, Prior 732,300  
Financing Receivable, Revolving 26,623  
Loans, Total 2,067,087 2,041,243
Commercial Real Estate - Owner Occupied | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 144,263  
Term Loans Amortized Cost Basis by Origination Year, 2019 384,862  
Term Loans Amortized Cost Basis by Origination Year, 2018 290,813  
Term Loans Amortized Cost Basis by Origination Year, 2017 258,877  
Term Loans Amortized Cost Basis by Origination Year, 2016 147,657  
Term Loans Amortized Cost Basis by Origination Year, Prior 658,853  
Financing Receivable, Revolving 23,773  
Loans, Total 1,909,098  
Commercial Real Estate - Owner Occupied | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 10,694  
Term Loans Amortized Cost Basis by Origination Year, 2018 24,683  
Term Loans Amortized Cost Basis by Origination Year, 2017 15,082  
Term Loans Amortized Cost Basis by Origination Year, 2016 28,604  
Term Loans Amortized Cost Basis by Origination Year, Prior 57,783  
Financing Receivable, Revolving 2,475  
Loans, Total 139,321  
Commercial Real Estate - Owner Occupied | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 0  
Term Loans Amortized Cost Basis by Origination Year, 2018 1,106  
Term Loans Amortized Cost Basis by Origination Year, 2017 400  
Term Loans Amortized Cost Basis by Origination Year, 2016 1,123  
Term Loans Amortized Cost Basis by Origination Year, Prior 15,664  
Financing Receivable, Revolving 375  
Loans, Total 18,668  
Commercial Real Estate - Non-Owner Occupied    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 215,605  
Term Loans Amortized Cost Basis by Origination Year, 2019 532,216  
Term Loans Amortized Cost Basis by Origination Year, 2018 503,708  
Term Loans Amortized Cost Basis by Origination Year, 2017 515,047  
Term Loans Amortized Cost Basis by Origination Year, 2016 476,069  
Term Loans Amortized Cost Basis by Origination Year, Prior 1,161,176  
Financing Receivable, Revolving 51,304  
Loans, Total 3,455,125 3,286,098
Commercial Real Estate - Non-Owner Occupied | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 214,340  
Term Loans Amortized Cost Basis by Origination Year, 2019 515,046  
Term Loans Amortized Cost Basis by Origination Year, 2018 488,913  
Term Loans Amortized Cost Basis by Origination Year, 2017 498,462  
Term Loans Amortized Cost Basis by Origination Year, 2016 455,214  
Term Loans Amortized Cost Basis by Origination Year, Prior 1,121,284  
Financing Receivable, Revolving 50,855  
Loans, Total 3,344,114  
Commercial Real Estate - Non-Owner Occupied | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 1,265  
Term Loans Amortized Cost Basis by Origination Year, 2019 17,170  
Term Loans Amortized Cost Basis by Origination Year, 2018 14,631  
Term Loans Amortized Cost Basis by Origination Year, 2017 16,585  
Term Loans Amortized Cost Basis by Origination Year, 2016 20,830  
Term Loans Amortized Cost Basis by Origination Year, Prior 33,911  
Financing Receivable, Revolving 249  
Loans, Total 104,641  
Commercial Real Estate - Non-Owner Occupied | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 0  
Term Loans Amortized Cost Basis by Origination Year, 2018 164  
Term Loans Amortized Cost Basis by Origination Year, 2017 0  
Term Loans Amortized Cost Basis by Origination Year, 2016 25  
Term Loans Amortized Cost Basis by Origination Year, Prior 5,981  
Financing Receivable, Revolving 200  
Loans, Total 6,370  
Multifamily Real Estate    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 79,312  
Term Loans Amortized Cost Basis by Origination Year, 2019 80,711  
Term Loans Amortized Cost Basis by Origination Year, 2018 74,560  
Term Loans Amortized Cost Basis by Origination Year, 2017 152,447  
Term Loans Amortized Cost Basis by Origination Year, 2016 72,080  
Term Loans Amortized Cost Basis by Origination Year, Prior 251,705  
Financing Receivable, Revolving 6,904  
Loans, Total 717,719 633,743
Multifamily Real Estate | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 79,312  
Term Loans Amortized Cost Basis by Origination Year, 2019 80,058  
Term Loans Amortized Cost Basis by Origination Year, 2018 70,145  
Term Loans Amortized Cost Basis by Origination Year, 2017 144,193  
Term Loans Amortized Cost Basis by Origination Year, 2016 70,943  
Term Loans Amortized Cost Basis by Origination Year, Prior 245,687  
Financing Receivable, Revolving 6,904  
Loans, Total 697,242  
Multifamily Real Estate | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 653  
Term Loans Amortized Cost Basis by Origination Year, 2018 4,415  
Term Loans Amortized Cost Basis by Origination Year, 2017 8,254  
Term Loans Amortized Cost Basis by Origination Year, 2016 1,137  
Term Loans Amortized Cost Basis by Origination Year, Prior 5,619  
Financing Receivable, Revolving 0  
Loans, Total 20,078  
Multifamily Real Estate | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 0  
Term Loans Amortized Cost Basis by Origination Year, 2018 0  
Term Loans Amortized Cost Basis by Origination Year, 2017 0  
Term Loans Amortized Cost Basis by Origination Year, 2016 0  
Term Loans Amortized Cost Basis by Origination Year, Prior 399  
Financing Receivable, Revolving 0  
Loans, Total 399  
Commercial and Industrial    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 1,869,921  
Term Loans Amortized Cost Basis by Origination Year, 2019 445,045  
Term Loans Amortized Cost Basis by Origination Year, 2018 253,192  
Term Loans Amortized Cost Basis by Origination Year, 2017 88,247  
Term Loans Amortized Cost Basis by Origination Year, 2016 88,663  
Term Loans Amortized Cost Basis by Origination Year, Prior 177,598  
Financing Receivable, Revolving 633,305  
Loans, Total 3,555,971 2,114,033
Commercial and Industrial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 1,868,291  
Term Loans Amortized Cost Basis by Origination Year, 2019 439,598  
Term Loans Amortized Cost Basis by Origination Year, 2018 241,038  
Term Loans Amortized Cost Basis by Origination Year, 2017 85,126  
Term Loans Amortized Cost Basis by Origination Year, 2016 82,301  
Term Loans Amortized Cost Basis by Origination Year, Prior 169,136  
Financing Receivable, Revolving 601,547  
Loans, Total 3,487,037  
Commercial and Industrial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 1,630  
Term Loans Amortized Cost Basis by Origination Year, 2019 4,963  
Term Loans Amortized Cost Basis by Origination Year, 2018 11,326  
Term Loans Amortized Cost Basis by Origination Year, 2017 2,963  
Term Loans Amortized Cost Basis by Origination Year, 2016 5,536  
Term Loans Amortized Cost Basis by Origination Year, Prior 5,656  
Financing Receivable, Revolving 27,680  
Loans, Total 59,754  
Commercial and Industrial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 484  
Term Loans Amortized Cost Basis by Origination Year, 2018 828  
Term Loans Amortized Cost Basis by Origination Year, 2017 158  
Term Loans Amortized Cost Basis by Origination Year, 2016 826  
Term Loans Amortized Cost Basis by Origination Year, Prior 2,806  
Financing Receivable, Revolving 4,078  
Loans, Total 9,180  
Residential 1-4 Family - Commercial    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 59,436  
Term Loans Amortized Cost Basis by Origination Year, 2019 111,090  
Term Loans Amortized Cost Basis by Origination Year, 2018 87,469  
Term Loans Amortized Cost Basis by Origination Year, 2017 103,305  
Term Loans Amortized Cost Basis by Origination Year, 2016 85,640  
Term Loans Amortized Cost Basis by Origination Year, Prior 266,235  
Financing Receivable, Revolving 2,209  
Loans, Total 715,384 724,337
Residential 1-4 Family - Commercial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 58,222  
Term Loans Amortized Cost Basis by Origination Year, 2019 105,249  
Term Loans Amortized Cost Basis by Origination Year, 2018 78,610  
Term Loans Amortized Cost Basis by Origination Year, 2017 97,653  
Term Loans Amortized Cost Basis by Origination Year, 2016 82,407  
Term Loans Amortized Cost Basis by Origination Year, Prior 244,579  
Financing Receivable, Revolving 1,721  
Loans, Total 668,441  
Residential 1-4 Family - Commercial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 1,214  
Term Loans Amortized Cost Basis by Origination Year, 2019 5,356  
Term Loans Amortized Cost Basis by Origination Year, 2018 8,535  
Term Loans Amortized Cost Basis by Origination Year, 2017 5,022  
Term Loans Amortized Cost Basis by Origination Year, 2016 2,053  
Term Loans Amortized Cost Basis by Origination Year, Prior 14,874  
Financing Receivable, Revolving 0  
Loans, Total 37,054  
Residential 1-4 Family - Commercial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 485  
Term Loans Amortized Cost Basis by Origination Year, 2018 324  
Term Loans Amortized Cost Basis by Origination Year, 2017 630  
Term Loans Amortized Cost Basis by Origination Year, 2016 1,180  
Term Loans Amortized Cost Basis by Origination Year, Prior 6,782  
Financing Receivable, Revolving 488  
Loans, Total 9,889  
Residential 1-4 Family - Consumer    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 91,268  
Term Loans Amortized Cost Basis by Origination Year, 2019 88,929  
Term Loans Amortized Cost Basis by Origination Year, 2018 91,966  
Term Loans Amortized Cost Basis by Origination Year, 2017 91,059  
Term Loans Amortized Cost Basis by Origination Year, 2016 121,860  
Term Loans Amortized Cost Basis by Origination Year, Prior 355,957  
Financing Receivable, Revolving 12  
Loans, Total 841,051 890,503
Residential 1-4 Family - Revolving    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 9,667  
Term Loans Amortized Cost Basis by Origination Year, 2019 4,666  
Term Loans Amortized Cost Basis by Origination Year, 2018 2,167  
Term Loans Amortized Cost Basis by Origination Year, 2017 18  
Term Loans Amortized Cost Basis by Origination Year, 2016 0  
Term Loans Amortized Cost Basis by Origination Year, Prior 967  
Financing Receivable, Revolving 610,280  
Loans, Total 627,765 659,504
Auto    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 89,132  
Term Loans Amortized Cost Basis by Origination Year, 2019 139,066  
Term Loans Amortized Cost Basis by Origination Year, 2018 70,898  
Term Loans Amortized Cost Basis by Origination Year, 2017 43,851  
Term Loans Amortized Cost Basis by Origination Year, 2016 24,976  
Term Loans Amortized Cost Basis by Origination Year, Prior 12,130  
Financing Receivable, Revolving 0  
Loans, Total 380,053 350,419
Consumer    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 24,840  
Term Loans Amortized Cost Basis by Origination Year, 2019 92,263  
Term Loans Amortized Cost Basis by Origination Year, 2018 95,358  
Term Loans Amortized Cost Basis by Origination Year, 2017 30,359  
Term Loans Amortized Cost Basis by Origination Year, 2016 13,299  
Term Loans Amortized Cost Basis by Origination Year, Prior 19,226  
Financing Receivable, Revolving 36,017  
Loans, Total 311,362 372,853
Other Commercial    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 121,097  
Term Loans Amortized Cost Basis by Origination Year, 2019 114,883  
Term Loans Amortized Cost Basis by Origination Year, 2018 11,005  
Term Loans Amortized Cost Basis by Origination Year, 2017 41,501  
Term Loans Amortized Cost Basis by Origination Year, 2016 17,846  
Term Loans Amortized Cost Basis by Origination Year, Prior 64,228  
Financing Receivable, Revolving 18,630  
Loans, Total 389,190 287,279
Other Commercial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 121,097  
Term Loans Amortized Cost Basis by Origination Year, 2019 114,883  
Term Loans Amortized Cost Basis by Origination Year, 2018 10,376  
Term Loans Amortized Cost Basis by Origination Year, 2017 40,118  
Term Loans Amortized Cost Basis by Origination Year, 2016 16,919  
Term Loans Amortized Cost Basis by Origination Year, Prior 60,477  
Financing Receivable, Revolving 18,630  
Loans, Total 382,500  
Other Commercial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 0  
Term Loans Amortized Cost Basis by Origination Year, 2018 629  
Term Loans Amortized Cost Basis by Origination Year, 2017 1,324  
Term Loans Amortized Cost Basis by Origination Year, 2016 927  
Term Loans Amortized Cost Basis by Origination Year, Prior 3,251  
Financing Receivable, Revolving 0  
Loans, Total 6,131  
Other Commercial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 0  
Term Loans Amortized Cost Basis by Origination Year, 2018 0  
Term Loans Amortized Cost Basis by Origination Year, 2017 59  
Term Loans Amortized Cost Basis by Origination Year, 2016 0  
Term Loans Amortized Cost Basis by Origination Year, Prior 500  
Financing Receivable, Revolving 0  
Loans, Total 559  
Commercial Portfolio    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 2,632,107  
Term Loans Amortized Cost Basis by Origination Year, 2019 2,140,140  
Term Loans Amortized Cost Basis by Origination Year, 2018 1,643,591  
Term Loans Amortized Cost Basis by Origination Year, 2017 1,240,747  
Term Loans Amortized Cost Basis by Origination Year, 2016 973,891  
Term Loans Amortized Cost Basis by Origination Year, Prior 2,747,395  
Financing Receivable, Revolving 770,544  
Loans, Total 12,148,415  
Commercial Portfolio | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 2,623,506  
Term Loans Amortized Cost Basis by Origination Year, 2019 2,093,475  
Term Loans Amortized Cost Basis by Origination Year, 2018 1,575,830  
Term Loans Amortized Cost Basis by Origination Year, 2017 1,188,958  
Term Loans Amortized Cost Basis by Origination Year, 2016 903,423  
Term Loans Amortized Cost Basis by Origination Year, Prior 2,570,540  
Financing Receivable, Revolving 732,490  
Loans, Total 11,688,222  
Commercial Portfolio | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 8,601  
Term Loans Amortized Cost Basis by Origination Year, 2019 45,695  
Term Loans Amortized Cost Basis by Origination Year, 2018 65,280  
Term Loans Amortized Cost Basis by Origination Year, 2017 49,580  
Term Loans Amortized Cost Basis by Origination Year, 2016 64,846  
Term Loans Amortized Cost Basis by Origination Year, Prior 137,296  
Financing Receivable, Revolving 32,913  
Loans, Total 404,211  
Commercial Portfolio | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 0  
Term Loans Amortized Cost Basis by Origination Year, 2019 970  
Term Loans Amortized Cost Basis by Origination Year, 2018 2,481  
Term Loans Amortized Cost Basis by Origination Year, 2017 2,209  
Term Loans Amortized Cost Basis by Origination Year, 2016 5,622  
Term Loans Amortized Cost Basis by Origination Year, Prior 39,559  
Financing Receivable, Revolving 5,141  
Loans, Total 55,982  
Excluding Purchased Impaired    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   12,524,255
Excluding Purchased Impaired | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   12,142,328
Excluding Purchased Impaired | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   316,317
Excluding Purchased Impaired | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   65,252
Excluding Purchased Impaired | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   358
Excluding Purchased Impaired | Construction and Land Development    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,239,980
Excluding Purchased Impaired | Construction and Land Development | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,197,066
Excluding Purchased Impaired | Construction and Land Development | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   37,182
Excluding Purchased Impaired | Construction and Land Development | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   5,732
Excluding Purchased Impaired | Construction and Land Development | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Excluding Purchased Impaired | Commercial Real Estate - Owner Occupied    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   2,013,805
Excluding Purchased Impaired | Commercial Real Estate - Owner Occupied | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,916,492
Excluding Purchased Impaired | Commercial Real Estate - Owner Occupied | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   87,004
Excluding Purchased Impaired | Commercial Real Estate - Owner Occupied | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   10,309
Excluding Purchased Impaired | Commercial Real Estate - Owner Occupied | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Excluding Purchased Impaired | Commercial Real Estate - Non-Owner Occupied    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   3,271,533
Excluding Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   3,205,463
Excluding Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   62,368
Excluding Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   3,608
Excluding Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   94
Excluding Purchased Impaired | Multifamily Real Estate    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   633,649
Excluding Purchased Impaired | Multifamily Real Estate | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   613,844
Excluding Purchased Impaired | Multifamily Real Estate | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   19,396
Excluding Purchased Impaired | Multifamily Real Estate | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   409
Excluding Purchased Impaired | Multifamily Real Estate | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Excluding Purchased Impaired | Commercial and Industrial    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   2,112,454
Excluding Purchased Impaired | Commercial and Industrial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   2,043,903
Excluding Purchased Impaired | Commercial and Industrial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   60,495
Excluding Purchased Impaired | Commercial and Industrial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   8,048
Excluding Purchased Impaired | Commercial and Industrial | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   8
Excluding Purchased Impaired | Residential 1-4 Family - Commercial    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   712,132
Excluding Purchased Impaired | Residential 1-4 Family - Commercial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   680,894
Excluding Purchased Impaired | Residential 1-4 Family - Commercial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   24,864
Excluding Purchased Impaired | Residential 1-4 Family - Commercial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   6,374
Excluding Purchased Impaired | Residential 1-4 Family - Commercial | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Excluding Purchased Impaired | Residential 1-4 Family - Consumer    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   875,790
Excluding Purchased Impaired | Residential 1-4 Family - Consumer | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   841,408
Excluding Purchased Impaired | Residential 1-4 Family - Consumer | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   13,592
Excluding Purchased Impaired | Residential 1-4 Family - Consumer | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   20,534
Excluding Purchased Impaired | Residential 1-4 Family - Consumer | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   256
Excluding Purchased Impaired | Residential 1-4 Family - Revolving    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   655,377
Excluding Purchased Impaired | Residential 1-4 Family - Revolving | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   641,069
Excluding Purchased Impaired | Residential 1-4 Family - Revolving | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   6,373
Excluding Purchased Impaired | Residential 1-4 Family - Revolving | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   7,935
Excluding Purchased Impaired | Residential 1-4 Family - Revolving | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Excluding Purchased Impaired | Auto    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   350,415
Excluding Purchased Impaired | Auto | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   345,960
Excluding Purchased Impaired | Auto | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   2,630
Excluding Purchased Impaired | Auto | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,825
Excluding Purchased Impaired | Auto | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Excluding Purchased Impaired | Consumer    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   372,185
Excluding Purchased Impaired | Consumer | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   371,315
Excluding Purchased Impaired | Consumer | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   550
Excluding Purchased Impaired | Consumer | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   320
Excluding Purchased Impaired | Consumer | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Excluding Purchased Impaired | Other Commercial    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   286,935
Excluding Purchased Impaired | Other Commercial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   284,914
Excluding Purchased Impaired | Other Commercial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,863
Excluding Purchased Impaired | Other Commercial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   158
Excluding Purchased Impaired | Other Commercial | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total $ 73,200 86,681
Purchased Impaired | Construction and Land Development    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   10,944
Purchased Impaired | Construction and Land Development | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,092
Purchased Impaired | Construction and Land Development | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   3,692
Purchased Impaired | Construction and Land Development | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   6,160
Purchased Impaired | Construction and Land Development | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Commercial Real Estate - Owner Occupied    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   27,438
Purchased Impaired | Commercial Real Estate - Owner Occupied | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   8,264
Purchased Impaired | Commercial Real Estate - Owner Occupied | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   10,524
Purchased Impaired | Commercial Real Estate - Owner Occupied | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   8,650
Purchased Impaired | Commercial Real Estate - Owner Occupied | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Commercial Real Estate - Non-Owner Occupied    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   14,565
Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   3,826
Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   9,415
Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,324
Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Multifamily Real Estate    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   94
Purchased Impaired | Multifamily Real Estate | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Multifamily Real Estate | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   94
Purchased Impaired | Multifamily Real Estate | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Multifamily Real Estate | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Commercial and Industrial    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,579
Purchased Impaired | Commercial and Industrial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   127
Purchased Impaired | Commercial and Industrial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   25
Purchased Impaired | Commercial and Industrial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   1,427
Purchased Impaired | Commercial and Industrial | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Residential 1-4 Family - Commercial    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   12,205
Purchased Impaired | Residential 1-4 Family - Commercial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   6,000
Purchased Impaired | Residential 1-4 Family - Commercial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   2,693
Purchased Impaired | Residential 1-4 Family - Commercial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   3,512
Purchased Impaired | Residential 1-4 Family - Commercial | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Residential 1-4 Family - Consumer    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   14,713
Purchased Impaired | Residential 1-4 Family - Consumer | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   9,947
Purchased Impaired | Residential 1-4 Family - Consumer | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   557
Purchased Impaired | Residential 1-4 Family - Consumer | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   4,209
Purchased Impaired | Residential 1-4 Family - Consumer | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Residential 1-4 Family - Revolving    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   4,127
Purchased Impaired | Residential 1-4 Family - Revolving | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   2,887
Purchased Impaired | Residential 1-4 Family - Revolving | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   707
Purchased Impaired | Residential 1-4 Family - Revolving | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   533
Purchased Impaired | Residential 1-4 Family - Revolving | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Auto    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   4
Purchased Impaired | Auto | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   2
Purchased Impaired | Auto | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Auto | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   2
Purchased Impaired | Auto | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Consumer    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   668
Purchased Impaired | Consumer | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   657
Purchased Impaired | Consumer | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Consumer | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   11
Purchased Impaired | Consumer | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Other Commercial    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   344
Purchased Impaired | Other Commercial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   120
Purchased Impaired | Other Commercial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   224
Purchased Impaired | Other Commercial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Other Commercial | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   0
Purchased Impaired | Commercial Portfolio    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   86,681
Purchased Impaired | Commercial Portfolio | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   32,922
Purchased Impaired | Commercial Portfolio | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   27,931
Purchased Impaired | Commercial Portfolio | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   25,828
Purchased Impaired | Commercial Portfolio | Doubtful    
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total   $ 0