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Loans and Allowance for Credit Losses - Schedule of Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance at Beginning of Period | $ 303,671 | $ 107,341
Allowance established for acquired PCD loans | 0 | 78,531
Charge-offs | (18,180) | (4,664)
Recoveries | 1,751 | 1,890
Provision for Loan Losses | 11,469 | 97,409
Balance at End of Period | 298,711 | 280,507
Commercial |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance at Beginning of Period | 120,612 | 27,232
Allowance established for acquired PCD loans | 0 | 35,040
Charge-offs | (12,423) | (1,880)
Recoveries | 283 | 325
Provision for Loan Losses | 17,296 | 38,754
Balance at End of Period | 125,768 | 99,471
Commercial real estate |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance at Beginning of Period | 138,244 | 64,004
Allowance established for acquired PCD loans | 0 | 42,601
Charge-offs | (1,189) | (507)
Recoveries | 263 | 182
Provision for Loan Losses | (1,970) | 34,210
Balance at End of Period | 135,348 | 140,490
BBCC |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance at Beginning of Period | 2,431 | 2,458
Allowance established for acquired PCD loans | 0 | 0
Charge-offs | (28) | (28)
Recoveries | 73 | 57
Provision for Loan Losses | (160) | (418)
Balance at End of Period | 2,316 | 2,069
Residential real estate |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance at Beginning of Period | 21,916 | 9,347
Allowance established for acquired PCD loans | 0 | 136
Charge-offs | (23) | (185)
Recoveries | 72 | 440
Provision for Loan Losses | (1,758) | 7,514
Balance at End of Period | 20,207 | 17,252
Indirect |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance at Beginning of Period | 1,532 | 1,743
Allowance established for acquired PCD loans | 0 | 0
Charge-offs | (1,197) | (483)
Recoveries | 412 | 222
Provision for Loan Losses | 687 | 166
Balance at End of Period | 1,434 | 1,648
Direct |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance at Beginning of Period | 12,116 | 528
Allowance established for acquired PCD loans | 0 | 31
Charge-offs | (3,238) | (1,530)
Recoveries | 581 | 582
Provision for Loan Losses | (2,693) | 14,839
Balance at End of Period | 6,766 | 14,450
Home equity |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance at Beginning of Period | 6,820 | 2,029
Allowance established for acquired PCD loans | 0 | 723
Charge-offs | (82) | (51)
Recoveries | 67 | 82
Provision for Loan Losses | 67 | 2,344
Balance at End of Period | $ 6,872 | $ 5,127

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- Definition Financing Receivable, Credit Loss, Expense (Reversal), Excluding Held-to-Maturity Securities + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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