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Derivative Financial Instruments - Schedule of Notional Amounts of Derivative Contracts Outstanding (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Derivative [Line Items]
Notional amount	$ 28,723,525	$ 20,911,172
IRLCs
Derivative [Line Items]
Notional amount	695,525	532,172
Derivative contracts to manage future loan sale execution risk | Interest rate swaps
Derivative [Line Items]
Notional amount	25,958,950	19,113,953
Derivative contracts to manage future loan sale execution risk | Home loan pipeline hedges
Derivative [Line Items]
Notional amount	2,048,000	1,244,000
Derivative contracts not designed to manage future loan sale execution risk | Interest rate swaps
Derivative [Line Items]
Notional amount	$ 21,050	$ 21,047

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5A
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
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-Name Accounting Standards Codification
-Section 25
-Paragraph 6A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480682/815-20-25-6A

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1A

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 815
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section 50
-Paragraph 1B
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