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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 | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at Beginning of Period | $ 280,507 | $ 114,037 | $ 107,341 | $ 131,388
Allowance Established for Acquired PCD Loans | 0 | 0 | 78,531 | 0
Charge-offs | (4,096) | (980) | (8,760) | (2,550)
Recoveries | 2,338 | 1,316 | 4,228 | 2,891
Provision for Credit Losses | 9,254 | (4,929) | 106,663 | (22,285)
Balance at End of Period | 288,003 | 109,444 | 288,003 | 109,444
Commercial |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at Beginning of Period | 99,471 | 25,130 | 27,232 | 30,567
Allowance Established for Acquired PCD Loans | 0 | 0 | 35,040 | 0
Charge-offs | (1,344) | (178) | (3,223) | (586)
Recoveries | 781 | 204 | 1,013 | 443
Provision for Credit Losses | 3,911 | 575 | 42,757 | (4,693)
Balance at End of Period | 102,819 | 25,731 | 102,819 | 25,731
Commercial real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at Beginning of Period | 140,490 | 70,561 | 64,004 | 75,810
Allowance Established for Acquired PCD Loans | 0 | 0 | 42,601 | 0
Charge-offs | (318) | (178) | (824) | (178)
Recoveries | 320 | 111 | 502 | 184
Provision for Credit Losses | 1,310 | (5,025) | 35,519 | (10,347)
Balance at End of Period | 141,802 | 65,469 | 141,802 | 65,469
BBCC |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at Beginning of Period | 2,069 | 2,537 | 2,458 | 6,120
Allowance Established for Acquired PCD Loans | 0 | 0 | 0 | 0
Charge-offs | (20) | (100) | (48) | (136)
Recoveries | 91 | 15 | 148 | 56
Provision for Credit Losses | (76) | 346 | (494) | (3,242)
Balance at End of Period | 2,064 | 2,798 | 2,064 | 2,798
Residential real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at Beginning of Period | 17,252 | 10,265 | 9,347 | 12,608
Allowance Established for Acquired PCD Loans | 0 | 0 | 136 | 0
Charge-offs | (137) | (62) | (324) | (220)
Recoveries | 130 | 51 | 570 | 138
Provision for Credit Losses | 2,484 | 165 | 10,000 | (2,107)
Balance at End of Period | 19,729 | 10,419 | 19,729 | 10,419
Indirect |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at Beginning of Period | 1,648 | 2,255 | 1,743 | 3,580
Allowance Established for Acquired PCD Loans | 0 | 0 | 0 | 0
Charge-offs | (528) | (206) | (1,012) | (790)
Recoveries | 320 | 565 | 542 | 1,101
Provision for Credit Losses | 201 | (571) | 368 | (1,848)
Balance at End of Period | 1,641 | 2,043 | 1,641 | 2,043
Direct |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at Beginning of Period | 14,450 | 665 | 528 | 855
Allowance Established for Acquired PCD Loans | 0 | 0 | 31 | 0
Charge-offs | (1,722) | (256) | (3,251) | (558)
Recoveries | 676 | 209 | 1,270 | 469
Provision for Credit Losses | 1,008 | 22 | 15,834 | (126)
Balance at End of Period | 14,412 | 640 | 14,412 | 640
Home equity |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at Beginning of Period | 5,127 | 2,624 | 2,029 | 1,848
Allowance Established for Acquired PCD Loans | 0 | 0 | 723 | 0
Charge-offs | (27) | 0 | (78) | (82)
Recoveries | 20 | 161 | 183 | 500
Provision for Credit Losses | 416 | (441) | 2,679 | 78
Balance at End of Period | $ 5,536 | $ 2,344 | $ 5,536 | $ 2,344

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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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