Quarterly report pursuant to Section 13 or 15(d)

LOANS AND ALLOWANCE FOR LOAN LOSSES (Allowance for Loan Loss Activity, by Portfolio Segment, Balances for Allowance for Credit Losses, and Loans Based on Impairment Methodology) (Details)

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LOANS AND ALLOWANCE FOR LOAN LOSSES (Allowance for Loan Loss Activity, by Portfolio Segment, Balances for Allowance for Credit Losses, and Loans Based on Impairment Methodology) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Dec. 31, 2017
Mar. 31, 2017
Allowance for loan losses          
Balance, beginning of the year $ 38,208 $ 37,192      
Recoveries credited to allowance 1,480 845      
Loans charged off (2,559) (1,633)      
Provision charged to operations 3,500 2,010      
Balance, end of period 40,629 38,414      
Total Loans          
Loans individually evaluated for impairment     $ 69,453   $ 57,355
ALL individually evaluated for impairment     502   2,515
Loans collectively evaluated for impairment     9,633,409   6,438,921
ALL collectively evaluated for impairment     40,127   35,899
Total Loans     9,805,723 $ 7,141,552 6,554,046
Total ALL 38,208 37,192 40,629 38,208 38,414
Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     102,861 39,021 57,770
Total ALL 0 0 0   0
Construction and Land Development          
Allowance for loan losses          
Balance, beginning of the year 9,709 10,055      
Recoveries credited to allowance 226 37      
Loans charged off (6) (45)      
Provision charged to operations 287 (496)      
Balance, end of period 10,216 9,551      
Total Loans          
Loans individually evaluated for impairment     12,178   17,301
ALL individually evaluated for impairment     78   729
Loans collectively evaluated for impairment     1,226,816   750,210
ALL collectively evaluated for impairment     10,138   8,822
Total Loans     1,249,196 948,791 770,287
Total ALL 9,709 10,055 10,216 9,709 9,551
Construction and Land Development | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     10,202 2,838 2,776
Total ALL 0 0 0   0
Commercial Real Estate - Owner Occupied          
Allowance for loan losses          
Balance, beginning of the year 2,931 3,801      
Recoveries credited to allowance 109 20      
Loans charged off (125) 0      
Provision charged to operations 1,057 (600)      
Balance, end of period 3,972 3,221      
Total Loans          
Loans individually evaluated for impairment     16,786   6,759
ALL individually evaluated for impairment     74   3
Loans collectively evaluated for impairment     1,236,543   845,601
ALL collectively evaluated for impairment     3,898   3,218
Total Loans     1,279,155 943,933 870,559
Total ALL 2,931 3,801 3,972 2,931 3,221
Commercial Real Estate - Owner Occupied | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     25,826 14,790 18,199
Total ALL 0 0 0   0
Commercial Real Estate - Non-Owner Occupied          
Allowance for loan losses          
Balance, beginning of the year 7,544 6,622      
Recoveries credited to allowance 4 0      
Loans charged off (94) 0      
Provision charged to operations (353) 640      
Balance, end of period 7,101 7,262      
Total Loans          
Loans individually evaluated for impairment     7,628   11,516
ALL individually evaluated for impairment     1   745
Loans collectively evaluated for impairment     2,203,241   1,603,526
ALL collectively evaluated for impairment     7,100   6,517
Total Loans     2,230,463 1,713,659 1,631,767
Total ALL 7,544 6,622 7,101 7,544 7,262
Commercial Real Estate - Non-Owner Occupied | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     19,594 6,610 16,725
Total ALL 0 0 0   0
Multifamily Real Estate          
Allowance for loan losses          
Balance, beginning of the year 1,092 1,236      
Recoveries credited to allowance 5 0      
Loans charged off 0 0      
Provision charged to operations 290 198      
Balance, end of period 1,387 1,434      
Total Loans          
Loans individually evaluated for impairment     0   0
ALL individually evaluated for impairment     0   0
Loans collectively evaluated for impairment     544,140   351,711
ALL collectively evaluated for impairment     1,387   1,434
Total Loans     547,520 357,079 353,769
Total ALL 1,092 1,236 1,387 1,092 1,434
Multifamily Real Estate | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     3,380 80 2,058
Total ALL 0 0 0   0
Commercial & Industrial          
Allowance for loan losses          
Balance, beginning of the year 4,552 4,627      
Recoveries credited to allowance 186 139      
Loans charged off (206) (241)      
Provision charged to operations 1,162 754      
Balance, end of period 5,694 5,279      
Total Loans          
Loans individually evaluated for impairment     4,387   6,100
ALL individually evaluated for impairment     60   617
Loans collectively evaluated for impairment     1,118,456   569,734
ALL collectively evaluated for impairment     5,634   4,662
Total Loans     1,125,733 612,023 576,567
Total ALL 4,552 4,627 5,694 4,552 5,279
Commercial & Industrial | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     2,890 408 733
Total ALL 0 0 0   0
Residential 1-4 Family - Commercial          
Allowance for loan losses          
Balance, beginning of the year 4,437 3,698      
Recoveries credited to allowance 52 91      
Loans charged off (10) (70)      
Provision charged to operations (1,787) 132      
Balance, end of period 2,692 3,851      
Total Loans          
Loans individually evaluated for impairment     6,368   5,120
ALL individually evaluated for impairment     30   112
Loans collectively evaluated for impairment     693,466   563,502
ALL collectively evaluated for impairment     2,662   3,739
Total Loans     714,660 612,395 580,568
Total ALL 4,437 3,698 2,692 4,437 3,851
Residential 1-4 Family - Commercial | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     14,826 9,414 11,946
Total ALL 0 0 0   0
Residential 1-4 Family - Mortgage          
Allowance for loan losses          
Balance, beginning of the year 1,524 2,701      
Recoveries credited to allowance 153 37      
Loans charged off (100) (65)      
Provision charged to operations 638 95      
Balance, end of period 2,215 2,768      
Total Loans          
Loans individually evaluated for impairment     16,189   7,664
ALL individually evaluated for impairment     88   281
Loans collectively evaluated for impairment     567,648   465,243
ALL collectively evaluated for impairment     2,127   2,487
Total Loans     604,354 485,690 476,871
Total ALL 1,524 2,701 2,215 1,524 2,768
Residential 1-4 Family - Mortgage | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     20,517 3,733 3,964
Total ALL 0 0 0   0
Auto          
Allowance for loan losses          
Balance, beginning of the year 975 946      
Recoveries credited to allowance 88 108      
Loans charged off (168) (248)      
Provision charged to operations 125 139      
Balance, end of period 1,020 945      
Total Loans          
Loans individually evaluated for impairment     740   393
ALL individually evaluated for impairment     3   1
Loans collectively evaluated for impairment     287,335   271,073
ALL collectively evaluated for impairment     1,017   944
Total Loans     288,089 282,474 271,466
Total ALL 975 946 1,020 975 945
Auto | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     14 0 0
Total ALL 0 0 0   0
HELOC          
Allowance for loan losses          
Balance, beginning of the year 1,360 1,328      
Recoveries credited to allowance 276 88      
Loans charged off (84) (194)      
Provision charged to operations (81) 47      
Balance, end of period 1,471 1,269      
Total Loans          
Loans individually evaluated for impairment     4,433   2,200
ALL individually evaluated for impairment     167   20
Loans collectively evaluated for impairment     635,767   524,507
ALL collectively evaluated for impairment     1,304   1,249
Total Loans     642,084 537,521 527,863
Total ALL 1,360 1,328 1,471 1,360 1,269
HELOC | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     1,884 950 1,156
Total ALL 0 0 0   0
Consumer and all other          
Allowance for loan losses          
Balance, beginning of the year 4,084 2,178      
Recoveries credited to allowance 381 325      
Loans charged off (1,766) (770)      
Provision charged to operations 2,162 1,101      
Balance, end of period 4,861 2,834      
Total Loans          
Loans individually evaluated for impairment     744   302
ALL individually evaluated for impairment     1   7
Loans collectively evaluated for impairment     1,119,997   493,814
ALL collectively evaluated for impairment     4,860   2,827
Total Loans     1,124,469 647,987 494,329
Total ALL 4,084 2,178 4,861 4,084 2,834
Consumer and all other | Purchased Impaired          
Allowance for loan losses          
Balance, end of period 0 0      
Total Loans          
Total Loans     3,728 $ 198 213
Total ALL $ 0 $ 0 $ 0   $ 0