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International Operations (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Loans and Leases Receivable, Other Information [Abstract] |  |  |  |
Loans | $ 8,058,961 | $ 7,430,603 |  |
Less allowance for credit losses | (157,069) | (125,972) | $ (110,374) | $ (109,059)
Net loans | 7,901,892 | 7,304,631 |  |
Accrued interest receivable | 65,302 | 45,787 |  |
International Banking Services [Member] |  |  |  |
Loans and Leases Receivable, Other Information [Abstract] |  |  |  |
Accrued interest receivable | 876 | 515 |  |
Outstanding standby and commercial letters of credit | 147,551 | 131,254 |  |
Revenues | 8,212 | 4,821 | $ 4,090 |
International Banking Services [Member] | Foreign |  |  |  |
Loans and Leases Receivable, Other Information [Abstract] |  |  |  |
Loans | 180,695 | 159,975 |  |
Less allowance for credit losses | (1,283) | (968) |  |
Net loans | 179,412 | 159,007 |  |
International Banking Services [Member] | Foreign | Commercial |  |  |  |
Loans and Leases Receivable, Other Information [Abstract] |  |  |  |
Loans | 106,241 | 103,748 |  |
International Banking Services [Member] | Foreign | Others |  |  |  |
Loans and Leases Receivable, Other Information [Abstract] |  |  |  |
Loans | $ 74,454 | $ 56,227 |  |

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- Definition Amortized cost excluding accrued interest, after allowance for credit loss, of 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 Amortized cost excluding accrued interest, before allowance for credit loss, of 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 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-5 + Details
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