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) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Derivative assets:
Derivative assets - Fair value	$ 408,429	$ 523,133
Derivative liabilities:
Derivative liabilities - Fair value	382,202	545,885
Fair Value, Measurements, Recurring
Derivative assets:
Derivative assets - Fair value	408,429	523,133
Derivative liabilities:
Derivative liabilities - Fair value	382,202	545,885
Fair Value, Measurements, Nonrecurring
Derivative liabilities:
Loans held-for-investment, fair value disclosure	38,621	61,486
Fair Value, Measurements, Nonrecurring | Affordable housing partnership, tax credit and CRA investments, net
Derivative liabilities:
Assets measured at fair value	976	5,000
Fair Value, Measurements, Nonrecurring | OREO
Derivative liabilities:
Assets measured at fair value	6,595	19,386
Level 3 | Fair Value, Measurements, Recurring
Derivative assets:
Derivative assets - Fair value	547	239
Derivative liabilities:
Derivative liabilities - Fair value	15,119	15,119
Level 3 | Fair Value, Measurements, Nonrecurring
Derivative liabilities:
Loans held-for-investment, fair value disclosure	38,621	61,486
Level 3 | Fair Value, Measurements, Nonrecurring | Affordable housing partnership, tax credit and CRA investments, net
Derivative liabilities:
Assets measured at fair value	976	5,000
Level 3 | Fair Value, Measurements, Nonrecurring | OREO
Derivative liabilities:
Assets measured at fair value	6,595	19,386
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of collateral
Derivative liabilities:
Loans held-for-investment, fair value disclosure	17,844	910
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of collateral
Derivative liabilities:
Loans held-for-investment, fair value disclosure	5,574	22,993
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of property
Derivative liabilities:
Loans held-for-investment, fair value disclosure	15,203	37,583
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of property | OREO
Derivative liabilities:
Assets measured at fair value	6,595	19,386
Level 3 | Fair Value, Measurements, Nonrecurring | Individual analysis of each investment | Affordable housing partnership, tax credit and CRA investments, net
Derivative liabilities:
Assets measured at fair value	$ 976	$ 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:
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	35.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Minimum | Selling cost | Fair value of property
Derivative liabilities:
Loans held-for-investment, measurement input	8.00%	8.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Maximum | Discount | Fair value of collateral
Derivative liabilities:
Loans held-for-investment, measurement input	70.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Maximum | Selling cost | Fair value of property
Derivative liabilities:
Loans held-for-investment, measurement input	20.00%	20.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Weighted Average | Discount | Fair value of collateral
Derivative liabilities:
Loans held-for-investment, measurement input	41.00%	50.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Weighted Average | Selling cost | Fair value of property
Derivative liabilities:
Loans held-for-investment, measurement input	13.00%	10.00%
OREO, measurement input	0.08	0.08
Equity contracts | Fair Value, Measurements, Recurring
Derivative assets:
Derivative assets - Fair value	$ 547	$ 239
Derivative liabilities:
Derivative liabilities - Fair value	15,119	15,119
Equity contracts | Level 3 | Fair Value, Measurements, Recurring
Derivative assets:
Derivative assets - Fair value	547	239
Derivative liabilities:
Derivative liabilities - Fair value	$ 15,119	$ 15,119
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Liquidity discount
Derivative liabilities:
Measurement input	47.00%	47.00%
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Payout % based on operating revenue and operating EBITDA of investee
Derivative liabilities:
Measurement input	84.00%	84.00%
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Minimum | Equity volatility | Black-Scholes option pricing model
Derivative liabilities:
Measurement input	34.00%	38.00%
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Maximum | Equity volatility | Black-Scholes option pricing model
Derivative liabilities:
Measurement input	53.00%	57.00%
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Weighted Average | Equity volatility | Black-Scholes option pricing model
Derivative liabilities:
Measurement input	42.00%	50.00%
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Weighted Average | Liquidity discount
Derivative liabilities:
Measurement input	47.00%	47.00%
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Weighted Average | Payout % based on operating revenue and operating EBITDA of investee
Derivative liabilities:
Measurement input	84.00%	84.00%