Loans Receivable and Allowance for Credit Losses - Schedule of Loans On Nonaccrual Status (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual loans	$ 201	$ 193
Recorded Investment	45,850	48,521
Nonaccrual with No ACL	201	193
Nonaccrual with ACL	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total TDR loans	0	0
Multifamily
Financing Receivable, Troubled Debt Restructuring [Line Items]
Recorded Investment	1,601
Commercial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Recorded Investment	44,249
Consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Nonaccrual loans	201	193
Nonaccrual with No ACL	201	193
Nonaccrual with ACL	0	0
Consumer \| Financial Asset, Equal to or Greater than 90 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total TDR loans	$ 0	$ 0

Financing Receivable, Excluding Accrued Interest, Modified, after 12 Months

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- Definition

Financing Receivable, With Allowance, Nonaccrual

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

+ References

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Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

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- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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