Fair Value Measurement and Fair Value of Financial Instruments - Schedule Of Increase (Decrease) In Fair Value Of Assets For Which a Fair Value Adjustment Was Recognized, Nonrecurring Basis (Details) - Fair Value, Measurements, Nonrecurring - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Loans held-for-investment
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	$ (17,967)	$ (12,671)	$ (30,580)	$ (13,926)
Loans held-for-investment | Commercial lending
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	(17,944)	(12,671)	(29,173)	(13,926)
Loans held-for-investment | Commercial lending | C&I
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	(14,764)	(10,419)	(24,769)	(11,674)
Loans held-for-investment | Commercial lending | CRE
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	(2,260)	(2,252)	(2,260)	(2,252)
Loans held-for-investment | Commercial lending | Construction and land
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	(920)	0	(2,144)	0
Loans held-for-investment | Commercial lending | Total CRE
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	(3,180)	(2,252)	(4,404)	(2,252)
Loans held-for-investment | Consumer lending
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	(23)	0	(1,407)	0
Loans held-for-investment | Consumer lending | Single-family residential
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	(23)	0	(1,407)	0
Tax credit investments
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	0	(961)	0	(787)
OREO
Fair Value, Assets Measured on a Nonrecurring Basis
Increase (decrease) in value of assets	$ (2,576)	$ 0	$ (2,576)	$ 0