Allowance for Credit Losses on Loans and Off-Balance Sheet Credit Exposures - Schedule of Modifications Past Due Status (Details) - Commercial Real Estate $ in Thousands	Jun. 30, 2023 USD ($)
Current | Non-residential commercial real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	$ 3,796
Current | Multi-family residential real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	446
Past Due 30-89 Days | Non-residential commercial real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	0
Past Due 30-89 Days | Multi-family residential real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	0
90 Days and Over | Non-residential commercial real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	0
90 Days and Over | Multi-family residential real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Performance loans modified	$ 0