Fair Value of Financial Instruments - Schedule of Information about Significant Unobservable Inputs Utilized in Company's Nonrecurring Level 3 Fair Value Measurements (Details) $ in Thousands	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	$ 1,681,164	$ 1,626,036
Significant Unobservable Inputs (Level 3)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	1,681,164	1,626,036
Fair Value, Measurements, Nonrecurring
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	3,073	423
Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	3,073	423
Fair Value, Measurements, Nonrecurring | SBA—real estate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	$ 768	$ 423
Fair Value, Measurements, Nonrecurring | SBA—real estate | Income approach - income capitalization | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Measurements Inputs		0.115
Fair Value, Measurements, Nonrecurring | SBA—real estate | Minimum | Income approach - income capitalization | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Measurements Inputs	0.080
Fair Value, Measurements, Nonrecurring | SBA—real estate | Maximum | Income approach - income capitalization | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Measurements Inputs	0.115
Fair Value, Measurements, Nonrecurring | SBA—real estate | Weighted Average | Income approach - income capitalization | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Measurements Inputs	0.099	0.115
Fair Value, Measurements, Nonrecurring | SBA—real estate | Significant Unobservable Inputs (Level 3)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	$ 768	$ 423
Fair Value, Measurements, Nonrecurring | SBA—real estate | Significant Unobservable Inputs (Level 3) | Income approach - income capitalization | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	768	$ 423
Fair Value, Measurements, Nonrecurring | Home mortgage
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	$ 2,305
Fair Value, Measurements, Nonrecurring | Home mortgage | Minimum | Market approach - Market data comparison | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Measurements Inputs	0.005
Fair Value, Measurements, Nonrecurring | Home mortgage | Maximum | Market approach - Market data comparison | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Measurements Inputs	0.151
Fair Value, Measurements, Nonrecurring | Home mortgage | Weighted Average | Market approach - Market data comparison | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Measurements Inputs	0.065
Fair Value, Measurements, Nonrecurring | Home mortgage | Significant Unobservable Inputs (Level 3)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	$ 2,305
Fair Value, Measurements, Nonrecurring | Home mortgage | Significant Unobservable Inputs (Level 3) | Market approach - Market data comparison | Market data comparison
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Impaired loans	$ 2,305