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Loans Receivable and Allowance for Credit Losses (Loans Modifications) (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024 | Sep. 30, 2024
--- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | $ 93,517 | $ 44,708 | $ 43,201
Total Principal | 48,881 |  |
Total Past Due [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 1,737 |  | 197
30 To 59 Days Past Due [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 491 |  | 249
Current [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 46,653 |  | 42,755
Residential [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 1,410 | 1,387 | 174
Total Principal | 168 |  |
Residential [Member] | Total Past Due [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 168 |  |
Residential [Member] | Current [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans |  |  | 174
Commercial & Multi-family [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 70,546 | 32,974 |
Total Principal | 25,643 |  |
Commercial & Multi-family [Member] | Current [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 25,643 |  |
Commercial Business [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 17,442 | 7,633 |
Total Principal | 2,006 |  |
Commercial Business [Member] | Total Past Due [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 920 |  |
Commercial Business [Member] | Current [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 1,086 |  |
Business Express [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 1,335 | $ 1,897 | 43,027
Total Principal | 21,064 |  |
Business Express [Member] | Total Past Due [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 649 |  | 197
Business Express [Member] | 30 To 59 Days Past Due [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | 491 |  | 249
Business Express [Member] | Current [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Non-accrual loans | $ 19,924 |  | $ 42,581

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