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
Sep. 30, 2020
Dec. 31, 2019
Financing Receivable, Recorded Investment [Line Items]    
Loans, Total $ 14,383,215 $ 12,610,936
Construction and Land Development    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 239,217  
Term Loans Amortized Cost Basis by Origination Year, 2019 414,412  
Term Loans Amortized Cost Basis by Origination Year, 2018 345,850  
Term Loans Amortized Cost Basis by Origination Year, 2017 42,072  
Term Loans Amortized Cost Basis by Origination Year, 2016 50,171  
Term Loans Amortized Cost Basis by Origination Year, Prior 84,149  
Financing Receivable, Revolving 31,319  
Loans, Total 1,207,190 1,250,924
Construction and Land Development | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 236,949  
Term Loans Amortized Cost Basis by Origination Year, 2019 346,840  
Term Loans Amortized Cost Basis by Origination Year, 2018 304,768  
Term Loans Amortized Cost Basis by Origination Year, 2017 41,015  
Term Loans Amortized Cost Basis by Origination Year, 2016 42,268  
Term Loans Amortized Cost Basis by Origination Year, Prior 63,632  
Financing Receivable, Revolving 29,674  
Loans, Total 1,065,146  
Construction and Land Development | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 2,268  
Term Loans Amortized Cost Basis by Origination Year, 2019 67,572  
Term Loans Amortized Cost Basis by Origination Year, 2018 40,714  
Term Loans Amortized Cost Basis by Origination Year, 2017 347  
Term Loans Amortized Cost Basis by Origination Year, 2016 5,863  
Term Loans Amortized Cost Basis by Origination Year, Prior 16,549  
Financing Receivable, Revolving 1,645  
Loans, Total 134,958  
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 0  
Term Loans Amortized Cost Basis by Origination Year, 2018 368  
Term Loans Amortized Cost Basis by Origination Year, 2017 710  
Term Loans Amortized Cost Basis by Origination Year, 2016 2,040  
Term Loans Amortized Cost Basis by Origination Year, Prior 3,968  
Financing Receivable, Revolving 0  
Loans, Total 7,086  
Commercial Real Estate - Owner Occupied    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 228,092  
Term Loans Amortized Cost Basis by Origination Year, 2019 387,463  
Term Loans Amortized Cost Basis by Origination Year, 2018 328,874  
Term Loans Amortized Cost Basis by Origination Year, 2017 262,182  
Term Loans Amortized Cost Basis by Origination Year, 2016 176,231  
Term Loans Amortized Cost Basis by Origination Year, Prior 698,016  
Financing Receivable, Revolving 26,475  
Loans, Total 2,107,333 2,041,243
Commercial Real Estate - Owner Occupied | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 226,090  
Term Loans Amortized Cost Basis by Origination Year, 2019 369,661  
Term Loans Amortized Cost Basis by Origination Year, 2018 304,296  
Term Loans Amortized Cost Basis by Origination Year, 2017 243,299  
Term Loans Amortized Cost Basis by Origination Year, 2016 143,786  
Term Loans Amortized Cost Basis by Origination Year, Prior 616,113  
Financing Receivable, Revolving 23,577  
Loans, Total 1,926,822  
Commercial Real Estate - Owner Occupied | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 2,002  
Term Loans Amortized Cost Basis by Origination Year, 2019 17,684  
Term Loans Amortized Cost Basis by Origination Year, 2018 23,479  
Term Loans Amortized Cost Basis by Origination Year, 2017 17,770  
Term Loans Amortized Cost Basis by Origination Year, 2016 31,406  
Term Loans Amortized Cost Basis by Origination Year, Prior 64,728  
Financing Receivable, Revolving 2,599  
Loans, Total 159,668  
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 118  
Term Loans Amortized Cost Basis by Origination Year, 2018 1,099  
Term Loans Amortized Cost Basis by Origination Year, 2017 1,113  
Term Loans Amortized Cost Basis by Origination Year, 2016 1,039  
Term Loans Amortized Cost Basis by Origination Year, Prior 17,175  
Financing Receivable, Revolving 299  
Loans, Total 20,843  
Commercial Real Estate - Non-Owner Occupied    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 302,607  
Term Loans Amortized Cost Basis by Origination Year, 2019 543,433  
Term Loans Amortized Cost Basis by Origination Year, 2018 505,988  
Term Loans Amortized Cost Basis by Origination Year, 2017 513,769  
Term Loans Amortized Cost Basis by Origination Year, 2016 464,215  
Term Loans Amortized Cost Basis by Origination Year, Prior 1,125,132  
Financing Receivable, Revolving 42,785  
Loans, Total 3,497,929 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 275,008  
Term Loans Amortized Cost Basis by Origination Year, 2019 439,081  
Term Loans Amortized Cost Basis by Origination Year, 2018 401,551  
Term Loans Amortized Cost Basis by Origination Year, 2017 442,151  
Term Loans Amortized Cost Basis by Origination Year, 2016 356,256  
Term Loans Amortized Cost Basis by Origination Year, Prior 862,293  
Financing Receivable, Revolving 24,467  
Loans, Total 2,800,807  
Commercial Real Estate - Non-Owner Occupied | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 27,599  
Term Loans Amortized Cost Basis by Origination Year, 2019 104,352  
Term Loans Amortized Cost Basis by Origination Year, 2018 97,973  
Term Loans Amortized Cost Basis by Origination Year, 2017 71,618  
Term Loans Amortized Cost Basis by Origination Year, 2016 107,934  
Term Loans Amortized Cost Basis by Origination Year, Prior 259,591  
Financing Receivable, Revolving 18,318  
Loans, Total 687,385  
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 6,464  
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 3,248  
Financing Receivable, Revolving 0  
Loans, Total 9,737  
Multifamily Real Estate    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 133,717  
Term Loans Amortized Cost Basis by Origination Year, 2019 81,252  
Term Loans Amortized Cost Basis by Origination Year, 2018 74,775  
Term Loans Amortized Cost Basis by Origination Year, 2017 123,248  
Term Loans Amortized Cost Basis by Origination Year, 2016 70,748  
Term Loans Amortized Cost Basis by Origination Year, Prior 245,343  
Financing Receivable, Revolving 2,499  
Loans, Total 731,582 633,743
Multifamily Real Estate | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 131,434  
Term Loans Amortized Cost Basis by Origination Year, 2019 80,234  
Term Loans Amortized Cost Basis by Origination Year, 2018 69,881  
Term Loans Amortized Cost Basis by Origination Year, 2017 120,758  
Term Loans Amortized Cost Basis by Origination Year, 2016 70,127  
Term Loans Amortized Cost Basis by Origination Year, Prior 239,525  
Financing Receivable, Revolving 2,499  
Loans, Total 714,458  
Multifamily Real Estate | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 2,283  
Term Loans Amortized Cost Basis by Origination Year, 2019 1,018  
Term Loans Amortized Cost Basis by Origination Year, 2018 4,894  
Term Loans Amortized Cost Basis by Origination Year, 2017 2,490  
Term Loans Amortized Cost Basis by Origination Year, 2016 621  
Term Loans Amortized Cost Basis by Origination Year, Prior 5,427  
Financing Receivable, Revolving 0  
Loans, Total 16,733  
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 391  
Financing Receivable, Revolving 0  
Loans, Total 391  
Commercial and Industrial    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 1,984,327  
Term Loans Amortized Cost Basis by Origination Year, 2019 431,718  
Term Loans Amortized Cost Basis by Origination Year, 2018 238,702  
Term Loans Amortized Cost Basis by Origination Year, 2017 84,026  
Term Loans Amortized Cost Basis by Origination Year, 2016 81,938  
Term Loans Amortized Cost Basis by Origination Year, Prior 158,845  
Financing Receivable, Revolving 556,693  
Loans, Total 3,536,249 2,114,033
Commercial and Industrial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 1,979,209  
Term Loans Amortized Cost Basis by Origination Year, 2019 401,385  
Term Loans Amortized Cost Basis by Origination Year, 2018 221,417  
Term Loans Amortized Cost Basis by Origination Year, 2017 79,734  
Term Loans Amortized Cost Basis by Origination Year, 2016 76,145  
Term Loans Amortized Cost Basis by Origination Year, Prior 149,692  
Financing Receivable, Revolving 524,960  
Loans, Total 3,432,542  
Commercial and Industrial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 5,081  
Term Loans Amortized Cost Basis by Origination Year, 2019 29,405  
Term Loans Amortized Cost Basis by Origination Year, 2018 16,889  
Term Loans Amortized Cost Basis by Origination Year, 2017 4,163  
Term Loans Amortized Cost Basis by Origination Year, 2016 5,170  
Term Loans Amortized Cost Basis by Origination Year, Prior 6,443  
Financing Receivable, Revolving 28,156  
Loans, Total 95,307  
Commercial and Industrial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 37  
Term Loans Amortized Cost Basis by Origination Year, 2019 928  
Term Loans Amortized Cost Basis by Origination Year, 2018 396  
Term Loans Amortized Cost Basis by Origination Year, 2017 129  
Term Loans Amortized Cost Basis by Origination Year, 2016 623  
Term Loans Amortized Cost Basis by Origination Year, Prior 2,710  
Financing Receivable, Revolving 3,577  
Loans, Total 8,400  
Residential 1-4 Family - Commercial    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 79,875  
Term Loans Amortized Cost Basis by Origination Year, 2019 106,354  
Term Loans Amortized Cost Basis by Origination Year, 2018 85,295  
Term Loans Amortized Cost Basis by Origination Year, 2017 93,757  
Term Loans Amortized Cost Basis by Origination Year, 2016 81,889  
Term Loans Amortized Cost Basis by Origination Year, Prior 248,035  
Financing Receivable, Revolving 1,739  
Loans, Total 696,944 724,337
Residential 1-4 Family - Commercial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 78,631  
Term Loans Amortized Cost Basis by Origination Year, 2019 100,919  
Term Loans Amortized Cost Basis by Origination Year, 2018 76,284  
Term Loans Amortized Cost Basis by Origination Year, 2017 87,277  
Term Loans Amortized Cost Basis by Origination Year, 2016 76,710  
Term Loans Amortized Cost Basis by Origination Year, Prior 226,118  
Financing Receivable, Revolving 1,251  
Loans, Total 647,190  
Residential 1-4 Family - Commercial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 592  
Term Loans Amortized Cost Basis by Origination Year, 2019 4,625  
Term Loans Amortized Cost Basis by Origination Year, 2018 8,739  
Term Loans Amortized Cost Basis by Origination Year, 2017 4,420  
Term Loans Amortized Cost Basis by Origination Year, 2016 4,186  
Term Loans Amortized Cost Basis by Origination Year, Prior 15,798  
Financing Receivable, Revolving 0  
Loans, Total 38,360  
Residential 1-4 Family - Commercial | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 652  
Term Loans Amortized Cost Basis by Origination Year, 2019 810  
Term Loans Amortized Cost Basis by Origination Year, 2018 272  
Term Loans Amortized Cost Basis by Origination Year, 2017 2,060  
Term Loans Amortized Cost Basis by Origination Year, 2016 993  
Term Loans Amortized Cost Basis by Origination Year, Prior 6,119  
Financing Receivable, Revolving 488  
Loans, Total 11,394  
Residential 1-4 Family - Consumer    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 144,362  
Term Loans Amortized Cost Basis by Origination Year, 2019 85,039  
Term Loans Amortized Cost Basis by Origination Year, 2018 82,021  
Term Loans Amortized Cost Basis by Origination Year, 2017 80,274  
Term Loans Amortized Cost Basis by Origination Year, 2016 112,535  
Term Loans Amortized Cost Basis by Origination Year, Prior 325,901  
Financing Receivable, Revolving 12  
Loans, Total 830,144 890,503
Residential 1-4 Family - Revolving    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 11,456  
Term Loans Amortized Cost Basis by Origination Year, 2019 4,196  
Term Loans Amortized Cost Basis by Origination Year, 2018 2,019  
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 958  
Financing Receivable, Revolving 599,691  
Loans, Total 618,320 659,504
Auto    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 129,422  
Term Loans Amortized Cost Basis by Origination Year, 2019 127,092  
Term Loans Amortized Cost Basis by Origination Year, 2018 63,075  
Term Loans Amortized Cost Basis by Origination Year, 2017 37,946  
Term Loans Amortized Cost Basis by Origination Year, 2016 20,890  
Term Loans Amortized Cost Basis by Origination Year, Prior 8,992  
Financing Receivable, Revolving 0  
Loans, Total 387,417 350,419
Consumer    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 26,595  
Term Loans Amortized Cost Basis by Origination Year, 2019 79,525  
Term Loans Amortized Cost Basis by Origination Year, 2018 80,848  
Term Loans Amortized Cost Basis by Origination Year, 2017 25,975  
Term Loans Amortized Cost Basis by Origination Year, 2016 11,234  
Term Loans Amortized Cost Basis by Origination Year, Prior 18,318  
Financing Receivable, Revolving 33,528  
Loans, Total 276,023 372,853
Other Commercial    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 221,823  
Term Loans Amortized Cost Basis by Origination Year, 2019 115,346  
Term Loans Amortized Cost Basis by Origination Year, 2018 10,593  
Term Loans Amortized Cost Basis by Origination Year, 2017 40,854  
Term Loans Amortized Cost Basis by Origination Year, 2016 17,529  
Term Loans Amortized Cost Basis by Origination Year, Prior 56,209  
Financing Receivable, Revolving 31,730  
Loans, Total 494,084 287,279
Other Commercial | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 221,801  
Term Loans Amortized Cost Basis by Origination Year, 2019 115,346  
Term Loans Amortized Cost Basis by Origination Year, 2018 9,972  
Term Loans Amortized Cost Basis by Origination Year, 2017 39,542  
Term Loans Amortized Cost Basis by Origination Year, 2016 16,602  
Term Loans Amortized Cost Basis by Origination Year, Prior 47,858  
Financing Receivable, Revolving 31,730  
Loans, Total 482,851  
Other Commercial | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 22  
Term Loans Amortized Cost Basis by Origination Year, 2019 0  
Term Loans Amortized Cost Basis by Origination Year, 2018 621  
Term Loans Amortized Cost Basis by Origination Year, 2017 1,312  
Term Loans Amortized Cost Basis by Origination Year, 2016 927  
Term Loans Amortized Cost Basis by Origination Year, Prior 8,351  
Financing Receivable, Revolving 0  
Loans, Total 11,233  
Commercial Portfolio    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 3,189,658  
Term Loans Amortized Cost Basis by Origination Year, 2019 2,079,978  
Term Loans Amortized Cost Basis by Origination Year, 2018 1,590,077  
Term Loans Amortized Cost Basis by Origination Year, 2017 1,159,908  
Term Loans Amortized Cost Basis by Origination Year, 2016 942,721  
Term Loans Amortized Cost Basis by Origination Year, Prior 2,615,729  
Financing Receivable, Revolving 693,240  
Loans, Total 12,271,311  
Commercial Portfolio | Pass    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 3,149,122  
Term Loans Amortized Cost Basis by Origination Year, 2019 1,853,466  
Term Loans Amortized Cost Basis by Origination Year, 2018 1,388,169  
Term Loans Amortized Cost Basis by Origination Year, 2017 1,053,776  
Term Loans Amortized Cost Basis by Origination Year, 2016 781,894  
Term Loans Amortized Cost Basis by Origination Year, Prior 2,205,231  
Financing Receivable, Revolving 638,158  
Loans, Total 11,069,816  
Commercial Portfolio | Watch & Special Mention    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 39,847  
Term Loans Amortized Cost Basis by Origination Year, 2019 224,656  
Term Loans Amortized Cost Basis by Origination Year, 2018 193,309  
Term Loans Amortized Cost Basis by Origination Year, 2017 102,120  
Term Loans Amortized Cost Basis by Origination Year, 2016 156,107  
Term Loans Amortized Cost Basis by Origination Year, Prior 376,887  
Financing Receivable, Revolving 50,718  
Loans, Total 1,143,644  
Commercial Portfolio | Substandard    
Financing Receivable, Recorded Investment [Line Items]    
Term Loans Amortized Cost Basis by Origination Year, 2020 689  
Term Loans Amortized Cost Basis by Origination Year, 2019 1,856  
Term Loans Amortized Cost Basis by Origination Year, 2018 8,599  
Term Loans Amortized Cost Basis by Origination Year, 2017 4,012  
Term Loans Amortized Cost Basis by Origination Year, 2016 4,720  
Term Loans Amortized Cost Basis by Origination Year, Prior 33,611  
Financing Receivable, Revolving 4,364  
Loans, Total 57,851  
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 $ 68,800 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