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Portfolio Loans - Activity in the allowance for loan losses (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2021 | Dec. 31, 2020
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | $ 101,048 | $ 53,748 |  |
Provision for loan losses | (6,796) | 17,216 |  |
Charged-off | (964) | (4,148) |  |
Recoveries | 655 | 735 |  |
ACL ending balance | 93,943 | 84,384 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Loans individually evaluated for impairment |  |  | $ 2,508 | $ 1,625
Loans collectively evaluated for impairment |  |  | 91,435 | 99,423
Ending balance | 101,048 | 84,384 | 93,943 | 101,048
Loans: |  |  |  |
Loans individually evaluated for impairment |  |  | 16,348 | 17,974
Loans collectively evaluated for impairment |  |  | 6,760,673 | 6,793,931
PCD loans evaluated for impairment |  |  | 2,279 | 2,272
Ending balance |  |  | 6,779,300 | 6,814,177
Commercial Loans |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 23,866 | 18,291 |  |
Provision for loan losses | (665) | 5,673 |  |
Charged-off | (262) | (2,042) |  |
Recoveries | 86 | 88 |  |
ACL ending balance | 23,025 | 22,725 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Loans individually evaluated for impairment |  |  | 2,483 | 1,600
Loans collectively evaluated for impairment |  |  | 20,542 | 22,266
Ending balance | 23,025 | 22,725 | 23,025 | 23,866
Loans: |  |  |  |
Loans individually evaluated for impairment |  |  | 7,804 | 8,372
Loans collectively evaluated for impairment |  |  | 2,059,567 | 2,006,204
Ending balance |  |  | 2,067,371 | 2,014,576
Commercial Real Estate Loans |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 46,230 | 21,190 |  |
Provision for loan losses | (2,695) | 6,526 |  |
Charged-off | (303) | (1,099) |  |
Recoveries | 74 | 44 |  |
ACL ending balance | 43,306 | 35,967 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Loans collectively evaluated for impairment |  |  | 43,306 | 46,230
Ending balance | 43,306 | 35,967 | 43,306 | 46,230
Loans: |  |  |  |
Loans individually evaluated for impairment |  |  | 3,644 | 4,161
Loans collectively evaluated for impairment |  |  | 2,907,414 | 2,886,468
PCD loans evaluated for impairment |  |  | 1,908 | 1,906
Ending balance |  |  | 2,912,966 | 2,892,535
Real Estate Construction |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 8,193 | 3,204 |  |
Provision for loan losses | (1,250) | 889 |  |
Charged-off | (209) |  |  |
Recoveries | 145 | 146 |  |
ACL ending balance | 6,879 | 7,193 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Loans collectively evaluated for impairment |  |  | 6,879 | 8,193
Ending balance | 6,879 | 7,193 | 6,879 | 8,193
Loans: |  |  |  |
Loans individually evaluated for impairment |  |  | 287 | 292
Loans collectively evaluated for impairment |  |  | 422,346 | 461,494
Ending balance |  |  | 422,633 | 461,786
Retail Real Estate |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 21,992 | 10,495 |  |
Provision for loan losses | (2,276) | 4,037 |  |
Charged-off | (3) | (708) |  |
Recoveries | 265 | 338 |  |
ACL ending balance | 19,978 | 17,454 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Loans individually evaluated for impairment |  |  | 25 | 25
Loans collectively evaluated for impairment |  |  | 19,953 | 21,967
Ending balance | 19,978 | 17,454 | 19,978 | 21,992
Loans: |  |  |  |
Loans individually evaluated for impairment |  |  | 4,613 | 5,149
Loans collectively evaluated for impairment |  |  | 1,338,315 | 1,402,337
PCD loans evaluated for impairment |  |  | 371 | 366
Ending balance |  |  | 1,343,299 | 1,407,852
Retail Other |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 767 | 568 |  |
Provision for loan losses | 90 | 91 |  |
Charged-off | (187) | (299) |  |
Recoveries | 85 | 119 |  |
ACL ending balance | 755 | 1,045 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Loans collectively evaluated for impairment |  |  | 755 | 767
Ending balance | $ 755 | 1,045 | 755 | 767
Loans: |  |  |  |
Loans collectively evaluated for impairment |  |  | 33,031 | 37,428
Ending balance |  |  | $ 33,031 | $ 37,428
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance |  | 16,833 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Ending balance |  | 16,833 |  |
Cumulative Effect, Period of Adoption, Adjustment | Commercial Loans |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance |  | 715 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Ending balance |  | 715 |  |
Cumulative Effect, Period of Adoption, Adjustment | Commercial Real Estate Loans |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance |  | 9,306 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Ending balance |  | 9,306 |  |
Cumulative Effect, Period of Adoption, Adjustment | Real Estate Construction |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance |  | 2,954 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Ending balance |  | 2,954 |  |
Cumulative Effect, Period of Adoption, Adjustment | Retail Real Estate |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance |  | 3,292 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Ending balance |  | 3,292 |  |
Cumulative Effect, Period of Adoption, Adjustment | Retail Other |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance |  | 566 |  |
Allowance for loan losses Ending balance attributed to: |  |  |  |
Ending balance |  | $ 566 |  |

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