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Off-balance Sheet Arrangements, Commitments and Contingencies - Summary of Commitments Associated with Outstanding Standby Letters of Credit and Commitments to Extend Credit (Details) - Guarantee Obligations [Member] $ in Thousands	Dec. 31, 2024 USD ($)
Offbalance Sheet Arrangements Commitments And Contingencies Details Contractual Obligations And Other Commitments [Line Items]
1 year or less	$ 2,730,004
More than 1 year but less than 3 years	1,014,754
3 years or more but less than 5 years	103,516
5 years or more	1,273,153
Total	5,121,427
Unused capacity on Warehouse Purchase Program loans [Member]
Offbalance Sheet Arrangements Commitments And Contingencies Details Contractual Obligations And Other Commitments [Line Items]
1 year or less	1,055,597
Total	1,055,597
Commitments to Extend Credit [Member]
Offbalance Sheet Arrangements Commitments And Contingencies Details Contractual Obligations And Other Commitments [Line Items]
1 year or less	1,600,580
More than 1 year but less than 3 years	1,004,273
3 years or more but less than 5 years	101,428
5 years or more	1,273,127
Total	3,979,408
Standby Letters of Credit [Member]
Offbalance Sheet Arrangements Commitments And Contingencies Details Contractual Obligations And Other Commitments [Line Items]
1 year or less	73,827
More than 1 year but less than 3 years	10,481
3 years or more but less than 5 years	2,088
5 years or more	26
Total	$ 86,422

X

- Definition

Offbalance Sheet Arrangements Commitments And Contingencies Details Contractual Obligations And Other Commitments [Line Items]

+ References

No definition available.

+ Details

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- Definition

Amount of contractual obligation, including, but not limited to, long-term debt, lease obligation, purchase obligation, and other commitments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3

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X

- Definition

Amount of contractual obligation to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

No definition available.

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- Definition

Amount of contractual obligation to be paid in fourth and fifth fiscal years following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

No definition available.

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- Definition

Amount of contractual obligation to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

No definition available.

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- Definition

Amount of contractual obligation to be paid in second and third fiscal years following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

No definition available.

+ Details

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