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Allowance for Credit Losses (By Loan Class) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | $ 140,503 | $ 112,572 | $ 125,972 | $ 110,374
Losses charged to allowance | (2,569) | (2,626) | (7,584) | (7,047)
Recoveries credited to allowance | 596 | 724 | 2,739 | 2,127
Net (losses) recoveries charged to allowance | (1,973) | (1,902) | (4,845) | (4,920)
Credit loss expense | 10,476 | 8,525 | 27,879 | 13,741
Balance at the end of the period | 149,006 | 119,195 | 149,006 | 119,195
Commercial, financial and agricultural | Domestic | Commercial. |  |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | 27,645 | 25,577 | 26,728 | 23,178
Losses charged to allowance | (2,373) | (2,568) | (7,136) | (6,681)
Recoveries credited to allowance | 518 | 562 | 1,699 | 1,672
Net (losses) recoveries charged to allowance | (1,855) | (2,006) | (5,437) | (5,009)
Credit loss expense | 8,063 | 1,273 | 12,562 | 6,675
Balance at the end of the period | 33,853 | 24,844 | 33,853 | 24,844
Commercial, financial and agricultural | Domestic | Commercial real estate: farmland & commercial |  |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | 38,688 | 35,270 | 36,474 | 35,654
Recoveries credited to allowance | 6 | 7 | 17 | 21
Net (losses) recoveries charged to allowance | 6 | 7 | 17 | 21
Credit loss expense | 3,190 | (303) | 5,393 | (701)
Balance at the end of the period | 41,884 | 34,974 | 41,884 | 34,974
Commercial, financial and agricultural | Domestic | Commercial real estate: multifamily |  |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | 4,106 | 2,856 | 3,794 | 3,291
Credit loss expense | 422 | 237 | 734 | (198)
Balance at the end of the period | 4,528 | 3,093 | 4,528 | 3,093
Obligations of states and political subdivisions | Domestic | Commercial Real Estate: other construction and land development |  |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | 53,064 | 36,713 | 44,684 | 35,390
Losses charged to allowance |  |  |  | (2)
Recoveries credited to allowance |  | 100 | 837 | 103
Net (losses) recoveries charged to allowance |  | 100 | 837 | 101
Credit loss expense | (1,967) | 5,255 | 5,576 | 6,577
Balance at the end of the period | 51,097 | 42,068 | 51,097 | 42,068
Real estate - mortgage | Domestic | Residential: first lien |  |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | 5,092 | 4,137 | 4,759 | 4,073
Losses charged to allowance | (43) | (3) | (43) | (159)
Recoveries credited to allowance | 7 | 13 | 15 | 211
Net (losses) recoveries charged to allowance | (36) | 10 | (28) | 52
Credit loss expense | 481 | 540 | 806 | 562
Balance at the end of the period | 5,537 | 4,687 | 5,537 | 4,687
Real estate - mortgage | Domestic | Residential Junior Lien |  |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | 10,442 | 6,894 | 8,284 | 7,754
Losses charged to allowance | (118) |  | (283) | (28)
Recoveries credited to allowance | 63 | 27 | 155 | 89
Net (losses) recoveries charged to allowance | (55) | 27 | (128) | 61
Credit loss expense | 206 | 1,351 | 2,437 | 457
Balance at the end of the period | 10,593 | 8,272 | 10,593 | 8,272
Consumer | Domestic |  |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | 286 | 270 | 281 | 272
Losses charged to allowance | (35) | (55) | (122) | (177)
Recoveries credited to allowance | 2 | 15 | 16 | 31
Net (losses) recoveries charged to allowance | (33) | (40) | (106) | (146)
Credit loss expense | 45 | 62 | 123 | 166
Balance at the end of the period | 298 | 292 | 298 | 292
Foreign. | Foreign |  |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward] |  |  |  |
Balance at the beginning of the period | 1,180 | 855 | 968 | 762
Credit loss expense | 36 | 110 | 248 | 203
Balance at the end of the period | $ 1,216 | $ 965 | $ 1,216 | $ 965

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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, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
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