Fair Value Measurements - Change in FV (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Fair Value Option
Net Gains (Losses)	$ 50,972	$ 45,281
Other Noninterest Income	12,079	53,667
Transfers between Level 1 and Level 2	0	0
Available for sale securities
Fair Value Option
Other Noninterest Income	18
Total Changes in Fair Value	18
Loans held for sale
Fair Value Option
Net Gains (Losses)	(9,817)	7,142
Total Changes in Fair Value	(9,817)	7,142
MSR asset
Fair Value Option
Net Gains (Losses)	8	(586)
Total Changes in Fair Value	8	(586)
Equity investments
Fair Value Option
Other Noninterest Income	720	245
Total Changes in Fair Value	$ 720	$ 245

Represents the amount of fair value assets and liabilities transferred between Level 1 and Level 2.

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- References

No definition available.

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- Definition

For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-SubTopic 10
-Topic 825
-Publisher FASB
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- Definition

The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Subparagraph (b)
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- Definition

Represents the total of noninterest income derived from certain activities and assets including (for example): (1) venture capital investments; (2) bank owned life insurance; (3) foreign currency transactions; and (4) mortgage servicing rights.

+ References

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