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Bank segment - Allowance for credit losses (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Allowance for credit losses: |  |
Beginning balance | $ 101,201 | $ 53,355
Charge-offs | (3,681) | (6,631)
Recoveries | 1,308 | 1,018
Provision | (7,035) | 9,901
Ending balance | 91,793 | 77,084
Real estate | Residential 1-4 family |  |
Allowance for credit losses: |  |
Beginning balance | 4,600 | 2,380
Charge-offs | 0 | 0
Recoveries | 3 | 53
Provision | 658 | (107)
Ending balance | 5,261 | 4,476
Real estate | Commercial real estate |  |
Allowance for credit losses: |  |
Beginning balance | 35,607 | 15,053
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provision | (1,262) | 1,326
Ending balance | 34,345 | 16,587
Real estate | Home equity line of credit |  |
Allowance for credit losses: |  |
Beginning balance | 6,813 | 6,922
Charge-offs | (50) | 0
Recoveries | 15 | 6
Provision | (877) | (162)
Ending balance | 5,901 | 6,225
Real estate | Residential land |  |
Allowance for credit losses: |  |
Beginning balance | 609 | 449
Charge-offs | 0 | (8)
Recoveries | 10 | 9
Provision | (46) | (34)
Ending balance | 573 | 352
Real estate | Commercial construction |  |
Allowance for credit losses: |  |
Beginning balance | 4,149 | 2,097
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provision | (2,696) | 1,060
Ending balance | 1,453 | 3,446
Real estate | Residential construction |  |
Allowance for credit losses: |  |
Beginning balance | 11 | 3
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provision | 5 | (3)
Ending balance | 16 | 14
Commercial |  |
Allowance for credit losses: |  |
Beginning balance | 25,462 | 10,245
Charge-offs | (771) | (369)
Recoveries | 273 | 186
Provision | (460) | 1,993
Ending balance | 24,504 | 12,977
Consumer |  |
Allowance for credit losses: |  |
Beginning balance | 23,950 | 16,206
Charge-offs | (2,860) | (6,254)
Recoveries | 1,007 | 764
Provision | (2,357) | 5,828
Ending balance | $ 19,740 | 33,007
Impact of adoption of ASU No. 2016-13 |  |
Allowance for credit losses: |  |
Beginning balance |  | 19,441
Impact of adoption of ASU No. 2016-13 | Real estate | Residential 1-4 family |  |
Allowance for credit losses: |  |
Beginning balance |  | 2,150
Impact of adoption of ASU No. 2016-13 | Real estate | Commercial real estate |  |
Allowance for credit losses: |  |
Beginning balance |  | 208
Impact of adoption of ASU No. 2016-13 | Real estate | Home equity line of credit |  |
Allowance for credit losses: |  |
Beginning balance |  | (541)
Impact of adoption of ASU No. 2016-13 | Real estate | Residential land |  |
Allowance for credit losses: |  |
Beginning balance |  | (64)
Impact of adoption of ASU No. 2016-13 | Real estate | Commercial construction |  |
Allowance for credit losses: |  |
Beginning balance |  | 289
Impact of adoption of ASU No. 2016-13 | Real estate | Residential construction |  |
Allowance for credit losses: |  |
Beginning balance |  | 14
Impact of adoption of ASU No. 2016-13 | Commercial |  |
Allowance for credit losses: |  |
Beginning balance |  | 922
Impact of adoption of ASU No. 2016-13 | Consumer |  |
Allowance for credit losses: |  |
Beginning balance |  | $ 16,463

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