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Loans and Allowance for Credit Losses - Activity in the Allowance for Loan Losses, by Portfolio Segment, for the Current Year (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Balance, beginning of period |  |  | $ 196,955 |
Provision for credit loss expense | $ 20,222 | $ (15,897) | 36,199 | $ (5,405)
Balance, end of period | 218,547 |  | 218,547 |
Loans, Excluding Acquired Loans |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Balance, beginning of period | 209,966 | 212,611 | 196,955 | 205,332
Acquisition adjustment for PCD loans |  | 1,057 |  | 5,100
Provision for credit loss expense | 20,222 | (15,897) | 36,199 | (5,405)
Charge-offs | (12,893) | (3,412) | (19,777) | (13,875)
Recoveries | 1,252 | 3,230 | 5,170 | 6,437
Net (charge-offs) recoveries | (11,641) | (182) | (14,607) | (7,438)
Balance, end of period | 218,547 | 197,589 | 218,547 | 197,589
Loans, Excluding Acquired Loans | Other Consumer and Other |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Balance, beginning of period | 6,838 | 6,704 | 6,614 | 4,617
Acquisition adjustment for PCD loans |  | 0 |  | 2
Provision for credit loss expense | (1,105) | 840 | (435) | 3,168
Charge-offs | (633) | (506) | (1,755) | (1,438)
Recoveries | 344 | 278 | 1,020 | 967
Net (charge-offs) recoveries | (289) | (228) | (735) | (471)
Balance, end of period | 5,444 | 7,316 | 5,444 | 7,316
Loans, Excluding Acquired Loans | Commercial |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Balance, beginning of period | 30,985 | 32,817 | 34,406 | 17,458
Acquisition adjustment for PCD loans |  | 1,057 |  | 1,911
Provision for credit loss expense | 4,095 | (613) | 774 | 19,721
Charge-offs | (1,219) | (1,873) | (2,857) | (8,880)
Recoveries | 245 | 720 | 1,783 | 1,898
Net (charge-offs) recoveries | (974) | (1,153) | (1,074) | (6,982)
Balance, end of period | 34,106 | 32,108 | 34,106 | 32,108
Loans, Excluding Acquired Loans | Real Estate |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Balance, beginning of period | 165,813 | 166,481 | 150,795 | 179,270
Acquisition adjustment for PCD loans |  | 0 |  | 3,187
Provision for credit loss expense | 16,528 | (17,243) | 32,013 | (33,436)
Charge-offs | (9,723) | (130) | (11,362) | (730)
Recoveries | 429 | 1,982 | 1,601 | 2,799
Net (charge-offs) recoveries | (9,294) | 1,852 | (9,761) | 2,069
Balance, end of period | 173,047 | 151,090 | 173,047 | 151,090
Loans, Excluding Acquired Loans | Consumer | Credit cards |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Balance, beginning of period | 6,330 | 6,609 | 5,140 | 3,987
Acquisition adjustment for PCD loans |  | 0 |  | 0
Provision for credit loss expense | 704 | 1,119 | 3,847 | 5,142
Charge-offs | (1,318) | (903) | (3,803) | (2,827)
Recoveries | 234 | 250 | 766 | 773
Net (charge-offs) recoveries | (1,084) | (653) | (3,037) | (2,054)
Balance, end of period | $ 5,950 | $ 7,075 | $ 5,950 | $ 7,075

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
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- Definition Amount, after recovery, of writeoff of financing receivable, charged against allowance for credit loss. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (4) -Publisher SEC + Details
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