Fair Value Measurement and Fair Value of Financial Instruments - Schedule Of Quantitative Information About Significant Unobservable Inputs Used In The Valuation Of Level 3 Fair Value Measurements (Details) $ in Thousands	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)
Derivative assets:
Derivative assets - Fair value	$ 409,467	$ 523,133
Derivative liabilities:
Derivative liabilities - Fair value	385,973	545,885
Affordable housing partnership, tax credit and CRA investments, net	969,492	926,640
Fair Value, Measurements, Recurring
Derivative assets:
Derivative assets - Fair value	409,467	523,133
Derivative liabilities:
Derivative liabilities - Fair value	385,973	545,885
Fair Value, Measurements, Nonrecurring
Derivative liabilities:
Loans held-for-investment	19,251	61,486
Affordable housing partnership, tax credit and CRA investments, net	953	5,000
OREO	13,035	19,386
Level 3 | Fair Value, Measurements, Recurring
Derivative assets:
Derivative assets - Fair value	522	239
Derivative liabilities:
Derivative liabilities - Fair value	13,734	15,119
Level 3 | Fair Value, Measurements, Nonrecurring
Derivative liabilities:
Loans held-for-investment	19,251	61,486
Affordable housing partnership, tax credit and CRA investments, net	953	5,000
OREO	13,035	19,386
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of collateral
Derivative liabilities:
Loans held-for-investment	4,516	910
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of collateral
Derivative liabilities:
Loans held-for-investment		22,993
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of property
Derivative liabilities:
Loans held-for-investment	14,735	37,583
OREO	$ 13,035	19,386
Level 3 | Fair Value, Measurements, Nonrecurring | Individual analysis of each investment
Derivative liabilities:
Affordable housing partnership, tax credit and CRA investments, net		$ 5,000
Level 3 | Fair Value, Measurements, Nonrecurring | Discount | Fair value of collateral
Derivative liabilities:
Loans held-for-investment, measurement input		50.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Selling cost | Fair value of property
Derivative liabilities:
Loans held-for-investment, measurement input	8.00%
OREO, measurement input	0.08	0.08
Level 3 | Fair Value, Measurements, Nonrecurring | Minimum | Discount | Fair value of collateral
Derivative liabilities:
Loans held-for-investment, measurement input	75.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Minimum | Selling cost | Fair value of property
Derivative liabilities:
Loans held-for-investment, measurement input		8.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Maximum | Discount | Fair value of collateral
Derivative liabilities:
Loans held-for-investment, measurement input	100.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Maximum | Selling cost | Fair value of property
Derivative liabilities:
Loans held-for-investment, measurement input		20.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Weighted Average | Discount | Fair value of collateral
Derivative liabilities:
Loans held-for-investment, measurement input	75.00%	50.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Weighted Average | Selling cost | Fair value of property
Derivative liabilities:
Loans held-for-investment, measurement input	8.00%	10.00%
OREO, measurement input	0.08	0.08
Equity contracts | Fair Value, Measurements, Recurring
Derivative assets:
Derivative assets - Fair value	$ 522	$ 239
Derivative liabilities:
Derivative liabilities - Fair value	13,734	15,119
Equity contracts | Level 3 | Fair Value, Measurements, Recurring
Derivative assets:
Derivative assets - Fair value	522	239
Derivative liabilities:
Derivative liabilities - Fair value	$ 13,734	$ 15,119
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Liquidity discount | Black-Scholes option pricing model
Derivative assets:
Derivative assets, measurement input	0.47	0.47
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Payout % based on operating revenue and measure of operating profit of investee | Internal model
Derivative liabilities:
Derivative liabilities, measurement input	0.35	0.84
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Minimum | Equity volatility | Black-Scholes option pricing model
Derivative assets:
Derivative assets, measurement input	0.34	0.38
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Maximum | Equity volatility | Black-Scholes option pricing model
Derivative assets:
Derivative assets, measurement input	0.53	0.57
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Weighted Average | Equity volatility | Black-Scholes option pricing model
Derivative assets:
Derivative assets, measurement input	0.40	0.50
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Weighted Average | Liquidity discount | Black-Scholes option pricing model
Derivative assets:
Derivative assets, measurement input	0.47	0.47
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Weighted Average | Payout % based on operating revenue and measure of operating profit of investee | Internal model
Derivative liabilities:
Derivative liabilities, measurement input	0.35	0.84