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Portfolio Loans - Schedule of activity on the allowance for loan losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | $ 91,639 | $ 88,757 | $ 91,608 | $ 87,887
Provision for credit losses | 364 | 2,364 | 1,944 | 3,764
Charged-off | (1,115) | (819) | (3,643) | (2,623)
Recoveries | 822 | 420 | 1,801 | 1,694
ACL ending balance | 91,710 | 90,722 | 91,710 | 90,722
Commercial |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 24,510 | 23,359 | 23,860 | 23,855
Provision for credit losses | (1,306) | 615 | 79 | 123
Charged-off | (758) | (381) | (1,733) | (589)
Recoveries | 187 | 102 | 427 | 306
ACL ending balance | 22,633 | 23,695 | 22,633 | 23,695
Commercial real estate |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 33,656 | 37,182 | 38,299 | 38,249
Provision for credit losses | 745 | 598 | (3,006) | 408
Charged-off | (102) | 0 | (1,175) | (1,372)
Recoveries | 392 | 19 | 573 | 514
ACL ending balance | 34,691 | 37,799 | 34,691 | 37,799
Real estate construction |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 5,071 | 5,669 | 6,457 | 5,102
Provision for credit losses | 104 | 216 | (1,404) | 663
Charged-off | 0 | 0 | 0 | 0
Recoveries | 31 | 86 | 153 | 206
ACL ending balance | 5,206 | 5,971 | 5,206 | 5,971
Retail real estate |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 24,675 | 17,984 | 18,193 | 17,589
Provision for credit losses | 674 | 684 | 6,975 | 826
Charged-off | (144) | (220) | (252) | (253)
Recoveries | 128 | 172 | 417 | 458
ACL ending balance | 25,333 | 18,620 | 25,333 | 18,620
Retail other |  |  |  |
Activity in the allowance for loan losses |  |  |  |
ACL beginning balance | 3,727 | 4,563 | 4,799 | 3,092
Provision for credit losses | 147 | 251 | (700) | 1,744
Charged-off | (111) | (218) | (483) | (409)
Recoveries | 84 | 41 | 231 | 210
ACL ending balance | $ 3,847 | $ 4,637 | $ 3,847 | $ 4,637

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