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Loans - Credit risk profile by risk grade of commercial loans (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2017 | Dec. 31, 2015
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | $ 667,906 |  |
Amortized Cost Basis by Origination Year - 2019 | 2,798,841 |  |
Amortized Cost Basis by Origination Year - 2018 | 2,049,170 |  |
Amortized Cost Basis by Origination Year - 2017 | 1,522,491 |  |
Amortized Cost Basis by Origination Year - 2016 | 1,206,470 |  |
Amortized Cost Basis by Origination Year - Prior | 2,051,452 |  |
Amortized Cost Basis by Origination Year - Revolving | 1,210,560 |  |
Total loans - ASU 2016-13 | 11,506,890 |  |
Current-period gross charge-offs - 2020 | (37) |  |
Current-period gross charge-offs - 2019 | (105) |  |
Current-period gross charge-offs - 2018 | (370) |  |
Current-period gross charge-offs - 2017 | (57) |  |
Current-period gross charge-offs - 2016 | (30) |  |
Current-period gross charge-offs - Prior | (1,110) |  |
Current-period gross charge-offs - Revolving | (1,514) |  |
Current-period gross charge-offs | (3,223) |  |
Current-period recoveries - 2019 | 50 |  |
Current-period recoveries - 2018 | 6 |  |
Current-period recoveries - 2017 | 36 |  |
Current-period recoveries - 2016 | 80 |  |
Current-period recoveries - Prior | 1,352 |  |
Current-period recoveries - Revolving | 385 |  |
Current-period recoveries | 1,909 |  |
Current-period net (charge-offs) / recoveries - 2020 | (37) |  |
Current-period net (charge-offs) / recoveries - 2019 | (55) |  |
Current-period net (charge-offs) / recoveries - 2018 | (364) |  |
Current-period net (charge-offs) / recoveries - 2017 | (21) |  |
Current-period net (charge-offs) / recoveries - 2016 | 50 |  |
Current-period net (charge-offs) / recoveries - Prior | 242 |  |
Current-period net (charge-offs) / recoveries - Revolving | (1,129) |  |
Current-period net (charge-offs) / recoveries | (1,314) |  |
Construction and land development |  |  |
Loans |  |  |
Total loans - ASU 2016-13 | 1,105,308 |  |
Other income producing property |  |  |
Loans |  |  |
Total loans - ASU 2016-13 | 327,696 |  |
Consumer Owner Occupied Loans |  |  |
Loans |  |  |
Total loans - ASU 2016-13 | 2,665,405 |  |
Commercial loans |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 481,769 |  |
Amortized Cost Basis by Origination Year - 2019 | 1,991,768 |  |
Amortized Cost Basis by Origination Year - 2018 | 1,350,616 |  |
Amortized Cost Basis by Origination Year - 2017 | 940,684 |  |
Amortized Cost Basis by Origination Year - 2016 | 792,146 |  |
Amortized Cost Basis by Origination Year - Prior | 976,182 |  |
Amortized Cost Basis by Origination Year - Revolving | 509,301 |  |
Total loans - ASU 2016-13 | 7,042,466 |  |
Current-period gross charge-offs - 2020 | (37) |  |
Current-period gross charge-offs - 2019 | (3) |  |
Current-period gross charge-offs - 2018 | (14) |  |
Current-period gross charge-offs - Prior | (324) |  |
Current-period gross charge-offs - Revolving | (73) |  |
Current-period gross charge-offs | (451) |  |
Current-period recoveries - 2019 | 50 |  |
Current-period recoveries - 2018 | 5 |  |
Current-period recoveries - 2017 | 33 |  |
Current-period recoveries - 2016 | 76 |  |
Current-period recoveries - Prior | 577 |  |
Current-period recoveries - Revolving | 5 |  |
Current-period recoveries | 746 |  |
Current-period net (charge-offs) / recoveries - 2020 | (37) |  |
Current-period net (charge-offs) / recoveries - 2019 | 47 |  |
Current-period net (charge-offs) / recoveries - 2018 | (9) |  |
Current-period net (charge-offs) / recoveries - 2017 | 33 |  |
Current-period net (charge-offs) / recoveries - 2016 | 76 |  |
Current-period net (charge-offs) / recoveries - Prior | 253 |  |
Current-period net (charge-offs) / recoveries - Revolving | (68) |  |
Current-period net (charge-offs) / recoveries | 295 |  |
Commercial loans | Pass |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 467,415 |  |
Amortized Cost Basis by Origination Year - 2019 | 1,953,613 |  |
Amortized Cost Basis by Origination Year - 2018 | 1,324,952 |  |
Amortized Cost Basis by Origination Year - 2017 | 915,211 |  |
Amortized Cost Basis by Origination Year - 2016 | 782,436 |  |
Amortized Cost Basis by Origination Year - Prior | 937,626 |  |
Amortized Cost Basis by Origination Year - Revolving | 499,684 |  |
Total loans - ASU 2016-13 | 6,880,937 |  |
Commercial loans | Special mention |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 11,763 |  |
Amortized Cost Basis by Origination Year - 2019 | 28,098 |  |
Amortized Cost Basis by Origination Year - 2018 | 18,735 |  |
Amortized Cost Basis by Origination Year - 2017 | 13,652 |  |
Amortized Cost Basis by Origination Year - 2016 | 8,080 |  |
Amortized Cost Basis by Origination Year - Prior | 27,370 |  |
Amortized Cost Basis by Origination Year - Revolving | 6,407 |  |
Total loans - ASU 2016-13 | 114,105 |  |
Commercial loans | Substandard |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 2,591 |  |
Amortized Cost Basis by Origination Year - 2019 | 10,057 |  |
Amortized Cost Basis by Origination Year - 2018 | 6,928 |  |
Amortized Cost Basis by Origination Year - 2017 | 11,817 |  |
Amortized Cost Basis by Origination Year - 2016 | 1,627 |  |
Amortized Cost Basis by Origination Year - Prior | 11,157 |  |
Amortized Cost Basis by Origination Year - Revolving | 3,209 |  |
Total loans - ASU 2016-13 | 47,386 |  |
Commercial loans | Doubtful |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2018 | 1 |  |
Amortized Cost Basis by Origination Year - 2017 | 4 |  |
Amortized Cost Basis by Origination Year - 2016 | 3 |  |
Amortized Cost Basis by Origination Year - Prior | 29 |  |
Amortized Cost Basis by Origination Year - Revolving | 1 |  |
Total loans - ASU 2016-13 | 38 |  |
Commercial loans | Construction and land development |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 81,525 |  |
Amortized Cost Basis by Origination Year - 2019 | 309,475 |  |
Amortized Cost Basis by Origination Year - 2018 | 234,411 |  |
Amortized Cost Basis by Origination Year - 2017 | 49,494 |  |
Amortized Cost Basis by Origination Year - 2016 | 18,476 |  |
Amortized Cost Basis by Origination Year - Prior | 20,794 |  |
Amortized Cost Basis by Origination Year - Revolving | 39,789 |  |
Total loans - ASU 2016-13 | 753,964 |  |
Current-period gross charge-offs - 2020 | (37) |  |
Current-period gross charge-offs | (37) |  |
Current-period recoveries - 2017 |  | $ 6 |
Current-period recoveries - Prior |  |  | $ 206
Current-period recoveries | 212 |  |
Current-period net (charge-offs) / recoveries - 2020 | (37) |  |
Current-period net (charge-offs) / recoveries - 2017 |  | $ 6 |
Current-period net (charge-offs) / recoveries - Prior |  |  | $ 206
Current-period net (charge-offs) / recoveries | 175 |  |
Commercial loans | Construction and land development | Pass |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 78,673 |  |
Amortized Cost Basis by Origination Year - 2019 | 307,578 |  |
Amortized Cost Basis by Origination Year - 2018 | 232,414 |  |
Amortized Cost Basis by Origination Year - 2017 | 47,764 |  |
Amortized Cost Basis by Origination Year - 2016 | 18,265 |  |
Amortized Cost Basis by Origination Year - Prior | 19,662 |  |
Amortized Cost Basis by Origination Year - Revolving | 39,789 |  |
Total loans - ASU 2016-13 | 744,145 |  |
Commercial loans | Construction and land development | Special mention |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 1,967 |  |
Amortized Cost Basis by Origination Year - 2019 | 954 |  |
Amortized Cost Basis by Origination Year - 2018 | 1,439 |  |
Amortized Cost Basis by Origination Year - 2017 | 535 |  |
Amortized Cost Basis by Origination Year - 2016 | 160 |  |
Amortized Cost Basis by Origination Year - Prior | 693 |  |
Total loans - ASU 2016-13 | 5,748 |  |
Commercial loans | Construction and land development | Substandard |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 885 |  |
Amortized Cost Basis by Origination Year - 2019 | 943 |  |
Amortized Cost Basis by Origination Year - 2018 | 558 |  |
Amortized Cost Basis by Origination Year - 2017 | 1,195 |  |
Amortized Cost Basis by Origination Year - 2016 | 51 |  |
Amortized Cost Basis by Origination Year - Prior | 430 |  |
Total loans - ASU 2016-13 | 4,062 |  |
Commercial loans | Construction and land development | Doubtful |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - Prior | 9 |  |
Total loans - ASU 2016-13 | 9 |  |
Commercial loans | Commercial non-owner occupied |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 99,634 |  |
Amortized Cost Basis by Origination Year - 2019 | 646,830 |  |
Amortized Cost Basis by Origination Year - 2018 | 427,440 |  |
Amortized Cost Basis by Origination Year - 2017 | 388,386 |  |
Amortized Cost Basis by Origination Year - 2016 | 340,035 |  |
Amortized Cost Basis by Origination Year - Prior | 398,895 |  |
Amortized Cost Basis by Origination Year - Revolving | 70,151 |  |
Total loans - ASU 2016-13 | 2,371,371 |  |
Current-period recoveries - Prior | 79 |  |
Current-period recoveries - Revolving | 79 |  |
Current-period net (charge-offs) / recoveries - Prior | 79 |  |
Current-period net (charge-offs) / recoveries | 79 |  |
Commercial loans | Commercial non-owner occupied | Pass |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 94,375 |  |
Amortized Cost Basis by Origination Year - 2019 | 637,401 |  |
Amortized Cost Basis by Origination Year - 2018 | 419,596 |  |
Amortized Cost Basis by Origination Year - 2017 | 385,069 |  |
Amortized Cost Basis by Origination Year - 2016 | 339,042 |  |
Amortized Cost Basis by Origination Year - Prior | 381,430 |  |
Amortized Cost Basis by Origination Year - Revolving | 70,151 |  |
Total loans - ASU 2016-13 | 2,327,064 |  |
Commercial loans | Commercial non-owner occupied | Special mention |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 5,145 |  |
Amortized Cost Basis by Origination Year - 2019 | 8,905 |  |
Amortized Cost Basis by Origination Year - 2018 | 7,094 |  |
Amortized Cost Basis by Origination Year - 2017 | 1,278 |  |
Amortized Cost Basis by Origination Year - 2016 | 488 |  |
Amortized Cost Basis by Origination Year - Prior | 15,162 |  |
Total loans - ASU 2016-13 | 38,072 |  |
Commercial loans | Commercial non-owner occupied | Substandard |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 114 |  |
Amortized Cost Basis by Origination Year - 2019 | 524 |  |
Amortized Cost Basis by Origination Year - 2018 | 750 |  |
Amortized Cost Basis by Origination Year - 2017 | 2,039 |  |
Amortized Cost Basis by Origination Year - 2016 | 505 |  |
Amortized Cost Basis by Origination Year - Prior | 2,299 |  |
Total loans - ASU 2016-13 | 6,231 |  |
Commercial loans | Commercial non-owner occupied | Doubtful |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - Prior | 4 |  |
Total loans - ASU 2016-13 | 4 |  |
Commercial loans | Commercial owner occupied real estate loan |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 152,385 |  |
Amortized Cost Basis by Origination Year - 2019 | 554,878 |  |
Amortized Cost Basis by Origination Year - 2018 | 396,656 |  |
Amortized Cost Basis by Origination Year - 2017 | 338,596 |  |
Amortized Cost Basis by Origination Year - 2016 | 285,384 |  |
Amortized Cost Basis by Origination Year - Prior | 411,296 |  |
Amortized Cost Basis by Origination Year - Revolving | 38,543 |  |
Total loans - ASU 2016-13 | 2,177,738 |  |
Current-period gross charge-offs - Prior | (315) |  |
Current-period gross charge-offs | (315) |  |
Current-period recoveries - 2019 | 24 |  |
Current-period recoveries - 2018 | 5 |  |
Current-period recoveries - Prior | 59 |  |
Current-period recoveries | 88 |  |
Current-period net (charge-offs) / recoveries - 2019 | 24 |  |
Current-period net (charge-offs) / recoveries - 2018 | 5 |  |
Current-period net (charge-offs) / recoveries - Prior | (256) |  |
Current-period net (charge-offs) / recoveries | (227) |  |
Commercial loans | Commercial owner occupied real estate loan | Pass |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 149,781 |  |
Amortized Cost Basis by Origination Year - 2019 | 544,487 |  |
Amortized Cost Basis by Origination Year - 2018 | 389,294 |  |
Amortized Cost Basis by Origination Year - 2017 | 326,347 |  |
Amortized Cost Basis by Origination Year - 2016 | 278,186 |  |
Amortized Cost Basis by Origination Year - Prior | 402,083 |  |
Amortized Cost Basis by Origination Year - Revolving | 38,039 |  |
Total loans - ASU 2016-13 | 2,128,217 |  |
Commercial loans | Commercial owner occupied real estate loan | Special mention |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 2,344 |  |
Amortized Cost Basis by Origination Year - 2019 | 3,855 |  |
Amortized Cost Basis by Origination Year - 2018 | 4,718 |  |
Amortized Cost Basis by Origination Year - 2017 | 6,848 |  |
Amortized Cost Basis by Origination Year - 2016 | 6,592 |  |
Amortized Cost Basis by Origination Year - Prior | 4,557 |  |
Amortized Cost Basis by Origination Year - Revolving | 154 |  |
Total loans - ASU 2016-13 | 29,068 |  |
Commercial loans | Commercial owner occupied real estate loan | Substandard |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 260 |  |
Amortized Cost Basis by Origination Year - 2019 | 6,536 |  |
Amortized Cost Basis by Origination Year - 2018 | 2,644 |  |
Amortized Cost Basis by Origination Year - 2017 | 5,401 |  |
Amortized Cost Basis by Origination Year - 2016 | 606 |  |
Amortized Cost Basis by Origination Year - Prior | 4,651 |  |
Amortized Cost Basis by Origination Year - Revolving | 350 |  |
Total loans - ASU 2016-13 | 20,448 |  |
Commercial loans | Commercial owner occupied real estate loan | Doubtful |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - Prior | 5 |  |
Total loans - ASU 2016-13 | 5 |  |
Commercial loans | Commercial and industrial |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 118,713 |  |
Amortized Cost Basis by Origination Year - 2019 | 404,869 |  |
Amortized Cost Basis by Origination Year - 2018 | 236,132 |  |
Amortized Cost Basis by Origination Year - 2017 | 124,186 |  |
Amortized Cost Basis by Origination Year - 2016 | 122,437 |  |
Amortized Cost Basis by Origination Year - Prior | 76,204 |  |
Amortized Cost Basis by Origination Year - Revolving | 335,880 |  |
Total loans - ASU 2016-13 | 1,418,421 |  |
Current-period gross charge-offs - 2019 | (3) |  |
Current-period gross charge-offs - 2018 | (14) |  |
Current-period gross charge-offs - Prior | (9) |  |
Current-period gross charge-offs - Revolving | (73) |  |
Current-period gross charge-offs | (99) |  |
Current-period recoveries - 2019 | 26 |  |
Current-period recoveries - 2017 | 4 |  |
Current-period recoveries - 2016 | 75 |  |
Current-period recoveries - Prior | 89 |  |
Current-period recoveries - Revolving | 4 |  |
Current-period recoveries | 198 |  |
Current-period net (charge-offs) / recoveries - 2019 | 23 |  |
Current-period net (charge-offs) / recoveries - 2018 | (14) |  |
Current-period net (charge-offs) / recoveries - 2017 | 4 |  |
Current-period net (charge-offs) / recoveries - 2016 | 75 |  |
Current-period net (charge-offs) / recoveries - Prior | 80 |  |
Current-period net (charge-offs) / recoveries - Revolving | (69) |  |
Current-period net (charge-offs) / recoveries | 99 |  |
Commercial loans | Commercial and industrial | Pass |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 117,663 |  |
Amortized Cost Basis by Origination Year - 2019 | 396,201 |  |
Amortized Cost Basis by Origination Year - 2018 | 231,025 |  |
Amortized Cost Basis by Origination Year - 2017 | 118,471 |  |
Amortized Cost Basis by Origination Year - 2016 | 122,025 |  |
Amortized Cost Basis by Origination Year - Prior | 74,688 |  |
Amortized Cost Basis by Origination Year - Revolving | 327,219 |  |
Total loans - ASU 2016-13 | 1,387,292 |  |
Commercial loans | Commercial and industrial | Special mention |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 609 |  |
Amortized Cost Basis by Origination Year - 2019 | 7,993 |  |
Amortized Cost Basis by Origination Year - 2018 | 3,067 |  |
Amortized Cost Basis by Origination Year - 2017 | 4,193 |  |
Amortized Cost Basis by Origination Year - 2016 | 179 |  |
Amortized Cost Basis by Origination Year - Prior | 914 |  |
Amortized Cost Basis by Origination Year - Revolving | 5,850 |  |
Total loans - ASU 2016-13 | 22,805 |  |
Commercial loans | Commercial and industrial | Substandard |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 441 |  |
Amortized Cost Basis by Origination Year - 2019 | 675 |  |
Amortized Cost Basis by Origination Year - 2018 | 2,039 |  |
Amortized Cost Basis by Origination Year - 2017 | 1,519 |  |
Amortized Cost Basis by Origination Year - 2016 | 230 |  |
Amortized Cost Basis by Origination Year - Prior | 598 |  |
Amortized Cost Basis by Origination Year - Revolving | 2,810 |  |
Total loans - ASU 2016-13 | 8,312 |  |
Commercial loans | Commercial and industrial | Doubtful |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2018 | 1 |  |
Amortized Cost Basis by Origination Year - 2017 | 3 |  |
Amortized Cost Basis by Origination Year - 2016 | 3 |  |
Amortized Cost Basis by Origination Year - Prior | 4 |  |
Amortized Cost Basis by Origination Year - Revolving | 1 |  |
Total loans - ASU 2016-13 | 12 |  |
Commercial loans | Other income producing property |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 20,245 |  |
Amortized Cost Basis by Origination Year - 2019 | 65,091 |  |
Amortized Cost Basis by Origination Year - 2018 | 54,886 |  |
Amortized Cost Basis by Origination Year - 2017 | 39,391 |  |
Amortized Cost Basis by Origination Year - 2016 | 24,081 |  |
Amortized Cost Basis by Origination Year - Prior | 62,920 |  |
Amortized Cost Basis by Origination Year - Revolving | 7,915 |  |
Total loans - ASU 2016-13 | 274,529 |  |
Current-period recoveries - Prior | 139 |  |
Current-period recoveries | 139 |  |
Current-period net (charge-offs) / recoveries - Prior | 139 |  |
Current-period net (charge-offs) / recoveries | 139 |  |
Commercial loans | Other income producing property | Pass |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 17,679 |  |
Amortized Cost Basis by Origination Year - 2019 | 61,806 |  |
Amortized Cost Basis by Origination Year - 2018 | 51,950 |  |
Amortized Cost Basis by Origination Year - 2017 | 37,084 |  |
Amortized Cost Basis by Origination Year - 2016 | 23,250 |  |
Amortized Cost Basis by Origination Year - Prior | 54,295 |  |
Amortized Cost Basis by Origination Year - Revolving | 7,829 |  |
Total loans - ASU 2016-13 | 253,893 |  |
Commercial loans | Other income producing property | Special mention |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 1,675 |  |
Amortized Cost Basis by Origination Year - 2019 | 2,300 |  |
Amortized Cost Basis by Origination Year - 2018 | 2,163 |  |
Amortized Cost Basis by Origination Year - 2017 | 735 |  |
Amortized Cost Basis by Origination Year - 2016 | 661 |  |
Amortized Cost Basis by Origination Year - Prior | 5,848 |  |
Amortized Cost Basis by Origination Year - Revolving | 37 |  |
Total loans - ASU 2016-13 | 13,419 |  |
Commercial loans | Other income producing property | Substandard |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 891 |  |
Amortized Cost Basis by Origination Year - 2019 | 985 |  |
Amortized Cost Basis by Origination Year - 2018 | 773 |  |
Amortized Cost Basis by Origination Year - 2017 | 1,572 |  |
Amortized Cost Basis by Origination Year - 2016 | 170 |  |
Amortized Cost Basis by Origination Year - Prior | 2,770 |  |
Amortized Cost Basis by Origination Year - Revolving | 49 |  |
Total loans - ASU 2016-13 | 7,210 |  |
Commercial loans | Other income producing property | Doubtful |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - Prior | 7 |  |
Total loans - ASU 2016-13 | 7 |  |
Commercial loans | Consumer Owner Occupied Loans |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 1,589 |  |
Amortized Cost Basis by Origination Year - 2019 | 10,625 |  |
Amortized Cost Basis by Origination Year - 2018 | 1,091 |  |
Amortized Cost Basis by Origination Year - 2017 | 631 |  |
Amortized Cost Basis by Origination Year - 2016 | 1,733 |  |
Amortized Cost Basis by Origination Year - Prior | 6,073 |  |
Amortized Cost Basis by Origination Year - Revolving | 17,023 |  |
Total loans - ASU 2016-13 | 38,765 |  |
Current-period recoveries - 2017 | 23 |  |
Current-period recoveries - 2016 | 1 |  |
Current-period recoveries - Prior | 5 |  |
Current-period recoveries - Revolving | 1 |  |
Current-period recoveries | 30 |  |
Current-period net (charge-offs) / recoveries - 2017 | 23 |  |
Current-period net (charge-offs) / recoveries - 2016 | 1 |  |
Current-period net (charge-offs) / recoveries - Prior | 5 |  |
Current-period net (charge-offs) / recoveries - Revolving | 1 |  |
Current-period net (charge-offs) / recoveries | 30 |  |
Commercial loans | Consumer Owner Occupied Loans | Pass |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 1,566 |  |
Amortized Cost Basis by Origination Year - 2019 | 6,140 |  |
Amortized Cost Basis by Origination Year - 2018 | 673 |  |
Amortized Cost Basis by Origination Year - 2017 | 476 |  |
Amortized Cost Basis by Origination Year - 2016 | 1,668 |  |
Amortized Cost Basis by Origination Year - Prior | 5,468 |  |
Amortized Cost Basis by Origination Year - Revolving | 16,657 |  |
Total loans - ASU 2016-13 | 32,648 |  |
Commercial loans | Consumer Owner Occupied Loans | Special mention |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 23 |  |
Amortized Cost Basis by Origination Year - 2019 | 4,091 |  |
Amortized Cost Basis by Origination Year - 2018 | 254 |  |
Amortized Cost Basis by Origination Year - 2017 | 63 |  |
Amortized Cost Basis by Origination Year - Prior | 196 |  |
Amortized Cost Basis by Origination Year - Revolving | 366 |  |
Total loans - ASU 2016-13 | 4,993 |  |
Commercial loans | Consumer Owner Occupied Loans | Substandard |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2019 | 394 |  |
Amortized Cost Basis by Origination Year - 2018 | 164 |  |
Amortized Cost Basis by Origination Year - 2017 | 91 |  |
Amortized Cost Basis by Origination Year - 2016 | 65 |  |
Amortized Cost Basis by Origination Year - Prior | 409 |  |
Total loans - ASU 2016-13 | 1,123 |  |
Commercial loans | Consumer Owner Occupied Loans | Doubtful |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2017 | 1 |  |
Total loans - ASU 2016-13 | 1 |  |
Commercial loans | Other loans |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 7,678 |  |
Total loans - ASU 2016-13 | 7,678 |  |
Commercial loans | Other loans | Pass |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 7,678 |  |
Total loans - ASU 2016-13 | 7,678 |  |
Consumer |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 186,137 |  |
Amortized Cost Basis by Origination Year - 2019 | 807,073 |  |
Amortized Cost Basis by Origination Year - 2018 | 698,554 |  |
Amortized Cost Basis by Origination Year - 2017 | 581,807 |  |
Amortized Cost Basis by Origination Year - 2016 | 414,324 |  |
Amortized Cost Basis by Origination Year - Prior | 1,075,270 |  |
Amortized Cost Basis by Origination Year - Revolving | 701,259 |  |
Total loans - ASU 2016-13 | 4,464,424 |  |
Current-period gross charge-offs - 2019 | (102) |  |
Current-period gross charge-offs - 2018 | (356) |  |
Current-period gross charge-offs - 2017 | (57) |  |
Current-period gross charge-offs - 2016 | (30) |  |
Current-period gross charge-offs - Prior | (786) |  |
Current-period gross charge-offs - Revolving | (1,441) |  |
Current-period gross charge-offs | (2,772) |  |
Current-period recoveries - 2018 | 1 |  |
Current-period recoveries - 2017 | 3 |  |
Current-period recoveries - 2016 | 4 |  |
Current-period recoveries - Prior | 775 |  |
Current-period recoveries - Revolving | 380 |  |
Current-period recoveries | 1,163 |  |
Current-period net (charge-offs) / recoveries - 2019 | (102) |  |
Current-period net (charge-offs) / recoveries - 2018 | (355) |  |
Current-period net (charge-offs) / recoveries - 2017 | (54) |  |
Current-period net (charge-offs) / recoveries - 2016 | (26) |  |
Current-period net (charge-offs) / recoveries - Prior | (11) |  |
Current-period net (charge-offs) / recoveries - Revolving | (1,061) |  |
Current-period net (charge-offs) / recoveries | (1,609) |  |
Consumer | Current |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 185,994 |  |
Amortized Cost Basis by Origination Year - 2019 | 806,411 |  |
Amortized Cost Basis by Origination Year - 2018 | 697,765 |  |
Amortized Cost Basis by Origination Year - 2017 | 580,070 |  |
Amortized Cost Basis by Origination Year - 2016 | 413,388 |  |
Amortized Cost Basis by Origination Year - Prior | 1,058,475 |  |
Amortized Cost Basis by Origination Year - Revolving | 698,828 |  |
Total loans - ASU 2016-13 | 4,440,931 |  |
Consumer | 30 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 71 |  |
Amortized Cost Basis by Origination Year - 2019 | 339 |  |
Amortized Cost Basis by Origination Year - 2018 | 414 |  |
Amortized Cost Basis by Origination Year - 2017 | 766 |  |
Amortized Cost Basis by Origination Year - 2016 | 95 |  |
Amortized Cost Basis by Origination Year - Prior | 7,800 |  |
Amortized Cost Basis by Origination Year - Revolving | 1,085 |  |
Total loans - ASU 2016-13 | 10,570 |  |
Consumer | 60 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2019 | 94 |  |
Amortized Cost Basis by Origination Year - 2018 | 51 |  |
Amortized Cost Basis by Origination Year - 2017 | 37 |  |
Amortized Cost Basis by Origination Year - 2016 | 12 |  |
Amortized Cost Basis by Origination Year - Prior | 3,489 |  |
Amortized Cost Basis by Origination Year - Revolving | 639 |  |
Total loans - ASU 2016-13 | 4,322 |  |
Consumer | 90 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 72 |  |
Amortized Cost Basis by Origination Year - 2019 | 229 |  |
Amortized Cost Basis by Origination Year - 2018 | 324 |  |
Amortized Cost Basis by Origination Year - 2017 | 934 |  |
Amortized Cost Basis by Origination Year - 2016 | 829 |  |
Amortized Cost Basis by Origination Year - Prior | 5,506 |  |
Amortized Cost Basis by Origination Year - Revolving | 707 |  |
Total loans - ASU 2016-13 | 8,601 |  |
Consumer | Construction and land development |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 25,564 |  |
Amortized Cost Basis by Origination Year - 2019 | 212,413 |  |
Amortized Cost Basis by Origination Year - 2018 | 68,350 |  |
Amortized Cost Basis by Origination Year - 2017 | 16,477 |  |
Amortized Cost Basis by Origination Year - 2016 | 5,830 |  |
Amortized Cost Basis by Origination Year - Prior | 22,710 |  |
Total loans - ASU 2016-13 | 351,344 |  |
Current-period gross charge-offs - Prior | (68) |  |
Current-period gross charge-offs | (68) |  |
Current-period recoveries - Prior | 70 |  |
Current-period recoveries | 70 |  |
Current-period net (charge-offs) / recoveries - Prior | 2 |  |
Current-period net (charge-offs) / recoveries | 2 |  |
Consumer | Construction and land development | Current |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 25,564 |  |
Amortized Cost Basis by Origination Year - 2019 | 212,413 |  |
Amortized Cost Basis by Origination Year - 2018 | 68,321 |  |
Amortized Cost Basis by Origination Year - 2017 | 16,477 |  |
Amortized Cost Basis by Origination Year - 2016 | 5,830 |  |
Amortized Cost Basis by Origination Year - Prior | 22,346 |  |
Total loans - ASU 2016-13 | 350,951 |  |
Consumer | Construction and land development | 30 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2018 | 29 |  |
Amortized Cost Basis by Origination Year - Prior | 237 |  |
Total loans - ASU 2016-13 | 266 |  |
Consumer | Construction and land development | 90 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - Prior | 127 |  |
Total loans - ASU 2016-13 | 127 |  |
Consumer | Other income producing property |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 346 |  |
Amortized Cost Basis by Origination Year - 2019 | 2,488 |  |
Amortized Cost Basis by Origination Year - 2018 | 2,703 |  |
Amortized Cost Basis by Origination Year - 2017 | 4,537 |  |
Amortized Cost Basis by Origination Year - 2016 | 4,032 |  |
Amortized Cost Basis by Origination Year - Prior | 39,061 |  |
Total loans - ASU 2016-13 | 53,167 |  |
Current-period recoveries - Prior | 23 |  |
Current-period recoveries | 23 |  |
Current-period net (charge-offs) / recoveries - Prior | 23 |  |
Current-period net (charge-offs) / recoveries | 23 |  |
Consumer | Other income producing property | Current |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 346 |  |
Amortized Cost Basis by Origination Year - 2019 | 2,488 |  |
Amortized Cost Basis by Origination Year - 2018 | 2,703 |  |
Amortized Cost Basis by Origination Year - 2017 | 4,537 |  |
Amortized Cost Basis by Origination Year - 2016 | 4,032 |  |
Amortized Cost Basis by Origination Year - Prior | 38,955 |  |
Total loans - ASU 2016-13 | 53,061 |  |
Consumer | Other income producing property | 30 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - Prior | 105 |  |
Total loans - ASU 2016-13 | 105 |  |
Consumer | Other income producing property | 90 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - Prior | 1 |  |
Total loans - ASU 2016-13 | 1 |  |
Consumer | Consumer Owner Occupied Loans |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 101,326 |  |
Amortized Cost Basis by Origination Year - 2019 | 373,895 |  |
Amortized Cost Basis by Origination Year - 2018 | 498,277 |  |
Amortized Cost Basis by Origination Year - 2017 | 493,170 |  |
Amortized Cost Basis by Origination Year - 2016 | 361,543 |  |
Amortized Cost Basis by Origination Year - Prior | 798,429 |  |
Total loans - ASU 2016-13 | 2,626,640 |  |
Current-period gross charge-offs - Prior | (304) |  |
Current-period gross charge-offs | (304) |  |
Current-period recoveries - Prior | 223 |  |
Current-period recoveries | 223 |  |
Current-period net (charge-offs) / recoveries - Prior | (81) |  |
Current-period net (charge-offs) / recoveries | (81) |  |
Consumer | Consumer Owner Occupied Loans | Current |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 101,254 |  |
Amortized Cost Basis by Origination Year - 2019 | 373,790 |  |
Amortized Cost Basis by Origination Year - 2018 | 498,020 |  |
Amortized Cost Basis by Origination Year - 2017 | 492,026 |  |
Amortized Cost Basis by Origination Year - 2016 | 361,132 |  |
Amortized Cost Basis by Origination Year - Prior | 789,977 |  |
Total loans - ASU 2016-13 | 2,616,199 |  |
Consumer | Consumer Owner Occupied Loans | 30 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2019 | 27 |  |
Amortized Cost Basis by Origination Year - 2018 | 169 |  |
Amortized Cost Basis by Origination Year - 2017 | 476 |  |
Amortized Cost Basis by Origination Year - Prior | 5,117 |  |
Total loans - ASU 2016-13 | 5,789 |  |
Consumer | Consumer Owner Occupied Loans | 60 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - Prior | 468 |  |
Total loans - ASU 2016-13 | 468 |  |
Consumer | Consumer Owner Occupied Loans | 90 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 72 |  |
Amortized Cost Basis by Origination Year - 2019 | 78 |  |
Amortized Cost Basis by Origination Year - 2018 | 88 |  |
Amortized Cost Basis by Origination Year - 2017 | 668 |  |
Amortized Cost Basis by Origination Year - 2016 | 411 |  |
Amortized Cost Basis by Origination Year - Prior | 2,867 |  |
Total loans - ASU 2016-13 | 4,184 |  |
Consumer | Home equity loans |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 2,033 |  |
Amortized Cost Basis by Origination Year - 2019 | 8,190 |  |
Amortized Cost Basis by Origination Year - 2018 | 11,730 |  |
Amortized Cost Basis by Origination Year - 2017 | 3,753 |  |
Amortized Cost Basis by Origination Year - 2016 | 744 |  |
Amortized Cost Basis by Origination Year - Prior | 41,892 |  |
Amortized Cost Basis by Origination Year - Revolving | 690,140 |  |
Total loans - ASU 2016-13 | 758,482 |  |
Current-period gross charge-offs - 2019 | (22) |  |
Current-period gross charge-offs - 2018 | (260) |  |
Current-period gross charge-offs - Prior | (67) |  |
Current-period gross charge-offs - Revolving | (265) |  |
Current-period gross charge-offs | (614) |  |
Current-period recoveries - 2017 | 1 |  |
Current-period recoveries - 2016 | 1 |  |
Current-period recoveries - Prior | 375 |  |
Current-period recoveries - Revolving | 1 |  |
Current-period recoveries | 378 |  |
Current-period net (charge-offs) / recoveries - 2019 | (22) |  |
Current-period net (charge-offs) / recoveries - 2018 | (260) |  |
Current-period net (charge-offs) / recoveries - 2017 | 1 |  |
Current-period net (charge-offs) / recoveries - 2016 | 1 |  |
Current-period net (charge-offs) / recoveries - Prior | 308 |  |
Current-period net (charge-offs) / recoveries - Revolving | (264) |  |
Current-period net (charge-offs) / recoveries | (236) |  |
Consumer | Home equity loans | Current |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 1,976 |  |
Amortized Cost Basis by Origination Year - 2019 | 8,007 |  |
Amortized Cost Basis by Origination Year - 2018 | 11,699 |  |
Amortized Cost Basis by Origination Year - 2017 | 3,536 |  |
Amortized Cost Basis by Origination Year - 2016 | 429 |  |
Amortized Cost Basis by Origination Year - Prior | 37,322 |  |
Amortized Cost Basis by Origination Year - Revolving | 687,900 |  |
Total loans - ASU 2016-13 | 750,869 |  |
Consumer | Home equity loans | 30 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 57 |  |
Amortized Cost Basis by Origination Year - 2019 | 90 |  |
Amortized Cost Basis by Origination Year - 2018 | 31 |  |
Amortized Cost Basis by Origination Year - 2017 | 183 |  |
Amortized Cost Basis by Origination Year - Prior | 1,078 |  |
Amortized Cost Basis by Origination Year - Revolving | 920 |  |
Total loans - ASU 2016-13 | 2,359 |  |
Consumer | Home equity loans | 60 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2019 | 68 |  |
Amortized Cost Basis by Origination Year - Prior | 2,107 |  |
Amortized Cost Basis by Origination Year - Revolving | 613 |  |
Total loans - ASU 2016-13 | 2,788 |  |
Consumer | Home equity loans | 90 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2019 | 25 |  |
Amortized Cost Basis by Origination Year - 2017 | 34 |  |
Amortized Cost Basis by Origination Year - 2016 | 315 |  |
Amortized Cost Basis by Origination Year - Prior | 1,385 |  |
Amortized Cost Basis by Origination Year - Revolving | 707 |  |
Total loans - ASU 2016-13 | 2,466 |  |
Consumer | Consumer |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 56,868 |  |
Amortized Cost Basis by Origination Year - 2019 | 210,087 |  |
Amortized Cost Basis by Origination Year - 2018 | 117,494 |  |
Amortized Cost Basis by Origination Year - 2017 | 63,870 |  |
Amortized Cost Basis by Origination Year - 2016 | 42,175 |  |
Amortized Cost Basis by Origination Year - Prior | 173,178 |  |
Amortized Cost Basis by Origination Year - Revolving | 11,119 |  |
Total loans - ASU 2016-13 | 674,791 |  |
Current-period gross charge-offs - 2019 | (80) |  |
Current-period gross charge-offs - 2018 | (96) |  |
Current-period gross charge-offs - 2017 | (57) |  |
Current-period gross charge-offs - 2016 | (30) |  |
Current-period gross charge-offs - Prior | (347) |  |
Current-period gross charge-offs - Revolving | (1,176) |  |
Current-period gross charge-offs | (1,786) |  |
Current-period recoveries - 2018 | 1 |  |
Current-period recoveries - 2017 | 2 |  |
Current-period recoveries - 2016 | 3 |  |
Current-period recoveries - Prior | 84 |  |
Current-period recoveries - Revolving | 379 |  |
Current-period recoveries | 469 |  |
Current-period net (charge-offs) / recoveries - 2019 | (80) |  |
Current-period net (charge-offs) / recoveries - 2018 | (95) |  |
Current-period net (charge-offs) / recoveries - 2017 | (55) |  |
Current-period net (charge-offs) / recoveries - 2016 | (27) |  |
Current-period net (charge-offs) / recoveries - Prior | (263) |  |
Current-period net (charge-offs) / recoveries - Revolving | (797) |  |
Current-period net (charge-offs) / recoveries | (1,317) |  |
Consumer | Consumer | Current |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 56,854 |  |
Amortized Cost Basis by Origination Year - 2019 | 209,713 |  |
Amortized Cost Basis by Origination Year - 2018 | 117,022 |  |
Amortized Cost Basis by Origination Year - 2017 | 63,494 |  |
Amortized Cost Basis by Origination Year - 2016 | 41,965 |  |
Amortized Cost Basis by Origination Year - Prior | 169,875 |  |
Amortized Cost Basis by Origination Year - Revolving | 10,928 |  |
Total loans - ASU 2016-13 | 669,851 |  |
Consumer | Consumer | 30 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2020 | 14 |  |
Amortized Cost Basis by Origination Year - 2019 | 222 |  |
Amortized Cost Basis by Origination Year - 2018 | 185 |  |
Amortized Cost Basis by Origination Year - 2017 | 107 |  |
Amortized Cost Basis by Origination Year - 2016 | 95 |  |
Amortized Cost Basis by Origination Year - Prior | 1,263 |  |
Amortized Cost Basis by Origination Year - Revolving | 165 |  |
Total loans - ASU 2016-13 | 2,051 |  |
Consumer | Consumer | 60 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2019 | 26 |  |
Amortized Cost Basis by Origination Year - 2018 | 51 |  |
Amortized Cost Basis by Origination Year - 2017 | 37 |  |
Amortized Cost Basis by Origination Year - 2016 | 12 |  |
Amortized Cost Basis by Origination Year - Prior | 914 |  |
Amortized Cost Basis by Origination Year - Revolving | 26 |  |
Total loans - ASU 2016-13 | 1,066 |  |
Consumer | Consumer | 90 days past due |  |  |
Loans |  |  |
Amortized Cost Basis by Origination Year - 2019 | 126 |  |
Amortized Cost Basis by Origination Year - 2018 | 236 |  |
Amortized Cost Basis by Origination Year - 2017 | 232 |  |
Amortized Cost Basis by Origination Year - 2016 | 103 |  |
Amortized Cost Basis by Origination Year - Prior | 1,126 |  |
Total loans - ASU 2016-13 | $ 1,823 |  |

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