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, 2024	Dec. 31, 2023
Derivative Assets
Derivative assets - Fair value	$ 490,588	$ 610,920
Derivative Liabilities
Derivative liabilities - Fair value	465,842	613,314
Fair Value, Measurements, Recurring
Derivative Assets
Derivative assets - Fair value	490,588	610,920
Derivative Liabilities
Derivative liabilities - Fair value	465,842	613,314
Fair Value, Measurements, Nonrecurring
Derivative Liabilities
Loans held-for-investment, fair value disclosure	58,126	45,892
Fair Value, Measurements, Nonrecurring | OREO
Derivative Liabilities
Assets measured at fair value	8,565
Fair Value, Measurements, Nonrecurring | Tax credit investments
Derivative Liabilities
Assets measured at fair value		868
Level 3 | Fair Value, Measurements, Recurring
Derivative Assets
Derivative assets - Fair value	232	336
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	58,126	45,892
Level 3 | Fair Value, Measurements, Nonrecurring | OREO
Derivative Liabilities
Assets measured at fair value	8,565
Level 3 | Fair Value, Measurements, Nonrecurring | Tax credit investments
Derivative Liabilities
Assets measured at fair value		868
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of collateral
Derivative Liabilities
Loans held-for-investment, fair value disclosure	6,484	16,328
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of collateral
Derivative Liabilities
Loans held-for-investment, fair value disclosure	8,099	3,009
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of property
Derivative Liabilities
Loans held-for-investment, fair value disclosure	43,543	26,555
Level 3 | Fair Value, Measurements, Nonrecurring | Fair value of property | OREO
Derivative Liabilities
Assets measured at fair value	$ 8,565
Level 3 | Fair Value, Measurements, Nonrecurring | Individual analysis of each investment | Tax credit investments
Derivative Liabilities
Assets measured at fair value		$ 868
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
Level 3 | Fair Value, Measurements, Nonrecurring | Minimum | Discount | Fair value of collateral
Derivative Liabilities
Loans held-for-investment, measurement input	20.00%	15.00%
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	55.00%	75.00%
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	45.00%	45.00%
Level 3 | Fair Value, Measurements, Nonrecurring | Weighted Average | Selling cost | Fair value of property
Derivative Liabilities
Loans held-for-investment, measurement input	10.00%	8.00%
OREO, measurement input	0.08
Equity contracts | Fair Value, Measurements, Recurring
Derivative Assets
Derivative assets - Fair value	$ 232	$ 336
Derivative Liabilities
Derivative liabilities - Fair value	15,119	15,119
Equity contracts | Level 3 | Fair Value, Measurements, Recurring
Derivative Assets
Derivative assets - Fair value	232	336
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 % designated 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	36.00%	37.00%
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Maximum | Equity volatility | Black-Scholes option pricing model
Derivative Liabilities
Measurement input	53.00%	48.00%
Equity contracts | Level 3 | Fair Value, Measurements, Recurring | Weighted Average | Equity volatility | Black-Scholes option pricing model
Derivative Liabilities
Measurement input	47.00%	45.00%
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 % designated based on operating revenue and operating EBITDA of investee
Derivative Liabilities
Measurement input	84.00%	84.00%