Quarterly report pursuant to Section 13 or 15(d)

LOANS AND ALLOWANCE FOR LOAN LOSSES (PCI Loan Portfolios by Segment and Delinquency Status) (Details)

v3.19.1
LOANS AND ALLOWANCE FOR LOAN LOSSES (PCI Loan Portfolios by Segment and Delinquency Status) (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current $ 11,776,128 $ 9,537,156
Total Loans 11,952,310 9,716,207
Construction and Land Development    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 1,305,024 1,177,204
Total Loans 1,326,679 1,194,821
Commercial Real Estate - Owner Occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 1,883,881 1,294,975
Total Loans 1,921,464 1,337,345
Commercial Real Estate - Non-Owner Occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 2,944,927 2,447,907
Total Loans 2,970,453 2,467,410
Multifamily Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 590,745 547,997
Total Loans 591,431 548,231
Commercial & Industrial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 1,858,429 1,309,581
Total Loans 1,866,625 1,317,135
Residential 1-4 Family - Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 790,458 687,957
Total Loans 815,309 713,750
Residential 1-4 Family - Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 830,642 556,907
Total Loans 865,502 600,578
Auto    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 297,499 297,442
Total Loans 300,631 301,943
HELOC    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 658,263 600,055
Total Loans 672,087 613,383
Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 392,478 376,057
Total Loans 397,491 379,694
Other Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 223,782 241,074
Total Loans 224,638 241,917
Purchased Impaired    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 79,829 71,213
Total Loans 99,932 90,221
Purchased Impaired | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 7,658 4,264
Purchased Impaired | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 12,445 14,744
Purchased Impaired | Construction and Land Development    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 11,123 7,122
Total Loans 12,600 8,654
Purchased Impaired | Construction and Land Development | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 220 108
Purchased Impaired | Construction and Land Development | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 1,257 1,424
Purchased Impaired | Commercial Real Estate - Owner Occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 21,492 20,705
Total Loans 26,836 25,644
Purchased Impaired | Commercial Real Estate - Owner Occupied | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 453 658
Purchased Impaired | Commercial Real Estate - Owner Occupied | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 4,891 4,281
Purchased Impaired | Commercial Real Estate - Non-Owner Occupied    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 16,931 15,464
Total Loans 18,850 17,335
Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 146 61
Purchased Impaired | Commercial Real Estate - Non-Owner Occupied | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 1,773 1,810
Purchased Impaired | Multifamily Real Estate    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 90 88
Total Loans 90 88
Purchased Impaired | Multifamily Real Estate | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 0 0
Purchased Impaired | Multifamily Real Estate | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 0 0
Purchased Impaired | Commercial & Industrial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 2,601 1,017
Total Loans 4,159 2,156
Purchased Impaired | Commercial & Industrial | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 275 47
Purchased Impaired | Commercial & Industrial | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 1,283 1,092
Purchased Impaired | Residential 1-4 Family - Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 9,732 9,312
Total Loans 13,693 13,707
Purchased Impaired | Residential 1-4 Family - Commercial | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 2,990 931
Purchased Impaired | Residential 1-4 Family - Commercial | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 971 3,464
Purchased Impaired | Residential 1-4 Family - Mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 12,261 12,455
Total Loans 17,180 16,766
Purchased Impaired | Residential 1-4 Family - Mortgage | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 2,761 1,899
Purchased Impaired | Residential 1-4 Family - Mortgage | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 2,158 2,412
Purchased Impaired | Auto    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 7 7
Total Loans 7 7
Purchased Impaired | Auto | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 0 0
Purchased Impaired | Auto | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 0 0
Purchased Impaired | HELOC    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 4,225 4,365
Total Loans 5,138 5,115
Purchased Impaired | HELOC | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 808 498
Purchased Impaired | HELOC | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 105 252
Purchased Impaired | Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 681 18
Total Loans 693 32
Purchased Impaired | Consumer | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 5 5
Purchased Impaired | Consumer | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 7 9
Purchased Impaired | Other Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 686 660
Total Loans 686 717
Purchased Impaired | Other Commercial | 30 To 89 Days Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due 0 57
Purchased Impaired | Other Commercial | Greater than 90 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Past Due $ 0 $ 0