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Loans and Allowance for Credit Losses - Schedule of Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Balance at Beginning of Period | $ 107,341 | $ 131,388 | $ 54,619
Charge-offs | (27,281) | (4,310) | (15,553)
Recoveries | 11,182 | 9,075 | 12,580
Provision for Loan Losses | 123,340 | (28,812) | 38,395
Balance at End of Period | 303,671 | 107,341 | 131,388
Adjusted Balance |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 89,089 | 0 | 0
Adjustment |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | 41,347
Commercial |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Balance at Beginning of Period | 27,232 | 30,567 | 21,359
Charge-offs | (6,885) | (1,228) | (5,593)
Recoveries | 4,610 | 791 | 3,629
Provision for Loan Losses | 56,875 | (2,898) | 4,022
Balance at End of Period | 120,612 | 27,232 | 30,567
Commercial | Adjusted Balance |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 38,780 | 0 | 0
Commercial | Adjustment |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | 7,150
Commercial real estate |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Balance at Beginning of Period | 64,004 | 75,810 | 20,535
Charge-offs | (6,519) | (264) | (4,323)
Recoveries | 1,095 | 4,403 | 4,515
Provision for Loan Losses | 30,245 | (15,945) | 29,535
Balance at End of Period | 138,244 | 64,004 | 75,810
Commercial real estate | Adjusted Balance |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 49,419 | 0 | 0
Commercial real estate | Adjustment |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | 25,548
BBCC |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Balance at Beginning of Period | 2,458 | 6,120 | 2,279
Charge-offs | (85) | (144) | (95)
Recoveries | 281 | 105 | 140
Provision for Loan Losses | (223) | (3,623) | 94
Balance at End of Period | 2,431 | 2,458 | 6,120
BBCC | Adjusted Balance |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | 0
BBCC | Adjustment |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | 3,702
Residential real estate |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Balance at Beginning of Period | 9,347 | 12,608 | 2,299
Charge-offs | (344) | (346) | (824)
Recoveries | 760 | 339 | 633
Provision for Loan Losses | 12,017 | (3,254) | 3,514
Balance at End of Period | 21,916 | 9,347 | 12,608
Residential real estate | Adjusted Balance |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 136 | 0 | 0
Residential real estate | Adjustment |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | 6,986
Indirect |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Balance at Beginning of Period | 1,743 | 3,580 | 5,319
Charge-offs | (2,525) | (1,087) | (2,754)
Recoveries | 1,263 | 1,682 | 1,922
Provision for Loan Losses | 1,051 | (2,432) | 762
Balance at End of Period | 1,532 | 1,743 | 3,580
Indirect | Adjusted Balance |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | 0
Indirect | Adjustment |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | (1,669)
Direct |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Balance at Beginning of Period | 528 | 855 | 1,863
Charge-offs | (10,799) | (1,159) | (1,763)
Recoveries | 2,557 | 777 | 819
Provision for Loan Losses | 19,799 | 55 | 995
Balance at End of Period | 12,116 | 528 | 855
Direct | Adjusted Balance |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 31 | 0 | 0
Direct | Adjustment |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 0 | 0 | (1,059)
Home equity |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Balance at Beginning of Period | 2,029 | 1,848 | 965
Charge-offs | (124) | (82) | (201)
Recoveries | 616 | 978 | 922
Provision for Loan Losses | 3,576 | (715) | (527)
Balance at End of Period | 6,820 | 2,029 | 1,848
Home equity | Adjusted Balance |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | 723 | 0 | 0
Home equity | Adjustment |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Allowance established for acquired PCD loans and Impact of adopting ASC 326 | $ 0 | $ 0 | $ 689

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