Fair Value Measurement and Fair Value of Financial Instruments - Schedule Of Carrying Amounts Of Assets That Were Still Held And Had Fair Value Adjustments Measured On a Nonrecurring Basis (Details) - Fair Value, Measurements, Nonrecurring - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	$ 58,126	$ 45,892
OREO
Fair Value, Assets Measured on a Nonrecurring Basis
Assets measured at fair value	8,565
Tax credit investments
Fair Value, Assets Measured on a Nonrecurring Basis
Assets measured at fair value		868
Commercial lending
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	58,017	44,688
Commercial lending | C&I
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	40,767	22,035
Commercial lending | CRE
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	1,773	22,653
Commercial lending | Multifamily residential
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	4,161
Commercial lending | Construction and land
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	11,316
Consumer lending
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	109	1,204
Consumer lending | HELOCs
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure		1,204
Consumer lending | Single-family residential
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	109
Level 1
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 1 | OREO
Fair Value, Assets Measured on a Nonrecurring Basis
Assets measured at fair value	0
Level 1 | Tax credit investments
Fair Value, Assets Measured on a Nonrecurring Basis
Assets measured at fair value		0
Level 1 | Commercial lending
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 1 | Commercial lending | C&I
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 1 | Commercial lending | CRE
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 1 | Commercial lending | Multifamily residential
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0
Level 1 | Commercial lending | Construction and land
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0
Level 1 | Consumer lending
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 1 | Consumer lending | HELOCs
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure		0
Level 1 | Consumer lending | Single-family residential
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0
Level 2
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 2 | OREO
Fair Value, Assets Measured on a Nonrecurring Basis
Assets measured at fair value	0
Level 2 | Tax credit investments
Fair Value, Assets Measured on a Nonrecurring Basis
Assets measured at fair value		0
Level 2 | Commercial lending
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 2 | Commercial lending | C&I
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 2 | Commercial lending | CRE
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 2 | Commercial lending | Multifamily residential
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0
Level 2 | Commercial lending | Construction and land
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0
Level 2 | Consumer lending
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0	0
Level 2 | Consumer lending | HELOCs
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure		0
Level 2 | Consumer lending | Single-family residential
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	0
Level 3
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	58,126	45,892
Level 3 | OREO
Fair Value, Assets Measured on a Nonrecurring Basis
Assets measured at fair value	8,565
Level 3 | Tax credit investments
Fair Value, Assets Measured on a Nonrecurring Basis
Assets measured at fair value		868
Level 3 | Commercial lending
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	58,017	44,688
Level 3 | Commercial lending | C&I
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	40,767	22,035
Level 3 | Commercial lending | CRE
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	1,773	22,653
Level 3 | Commercial lending | Multifamily residential
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	4,161
Level 3 | Commercial lending | Construction and land
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	11,316
Level 3 | Consumer lending
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	109	1,204
Level 3 | Consumer lending | HELOCs
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure		$ 1,204
Level 3 | Consumer lending | Single-family residential
Fair Value, Assets Measured on a Nonrecurring Basis
Loans held-for-investment, fair value disclosure	$ 109