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v3.25.0.1

Other Borrowings (Details) - USD ($) | 1 Months Ended | 2 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 29, 2016 | Feb. 28, 2022 | Feb. 28, 2019 | Dec. 31, 2024 | Dec. 31, 2023
Debt Instrument [Line Items] |  |  |  |  |
Securities sold under agreement to repurchase |  |  |  | $ 244,618,000 | $ 250,197,000
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  |  |  | 11,220,355,000 | 10,884,118,000
Other Borrowings |  |  |  | 280,821,000 | 297,829,000
Loans Payable |  |  |  | 0 | 11,429,000
Unsecured Term Loan Agreement ("Term Loan") |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Term (in years) |  |  | 5 years |  |
Unsecured term loan, face amount |  |  | $ 40,000,000.0 |  |
Unsecured Term Loan Agreement ("Term Loan") | LIBOR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread |  |  | 1.25% |  |
Unsecured Term Loan Agreement ("Term Loan") | Secured Overnight Financing Rate (SOFR) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread |  | 1.36% |  |  |
Other Borrowings |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Average balance during the year |  |  |  | 164,959,000 | 168,745,000
Maximum balance outstanding at any month-end |  |  |  | $ 244,618,000 | $ 250,197,000
Debt Instrument, Interest Rate During Period |  |  |  | 3.44% | 2.16%
Debt Instrument, Interest Rate, Effective Percentage |  |  |  | 3.09% | 3.56%
Other Borrowings | New Market Tax Credit Investments |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Other Borrowings |  |  |  | $ 36,200,000 |
Interest rate |  |  |  | 1.00% |
Term of interest (in years) |  |  |  | 7 years |
Other Borrowings | New Market Tax Credit Investments | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Term (in years) |  |  |  | 24 years |
Other Borrowings | New Market Tax Credit Investments | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Term (in years) |  |  |  | 29 years |
Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Remaining borrowing capacity |  |  |  | $ 2,800,000,000 | $ 2,500,000,000
Amount withdrawn |  |  |  | 0 |
Line Of Credit Facility, Bank Term Funding Program |  |  |  |  | 215,000,000.0
Line of Credit | Asset Pledged as Collateral without Right | Federal Home Loan Bank Advances |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  |  |  | 3,200,000,000 | 2,900,000,000
Line of Credit | Senior Unsecured Revolving Credit Agreement ("Revolving Agreement") | Revolving Credit Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Term (in years) | 1 year |  |  |  |
Line of Credit, Current | $ 25,000,000 |  |  |  |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | 0.40% |  |  |  |
Line of Credit | Senior Unsecured Revolving Credit Agreement ("Revolving Agreement") | Revolving Credit Facility | LIBOR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread | 1.85% |  |  |  |
Unsecured Term Loan |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Average balance during the year |  |  |  | 1,624,000 | 14,959,000
Maximum balance outstanding at any month-end |  |  |  | $ 11,429,000 | $ 17,143,000
Debt Instrument, Interest Rate During Period |  |  |  | 6.78% | 6.44%
Debt Instrument, Interest Rate, Effective Percentage |  |  |  | 0.00% | 6.70%

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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- Definition The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(13)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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