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Loans - Age Analysis of Recorded Investment in Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Loans, Past Due | $ 43,390 | $ 67,381
Loans, Current | 6,586,964 | 6,637,293
Loans | 6,630,354 | 6,704,674
Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 22,144 | 36,947
Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 1,514 | 11,519
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | 19,732 | 18,915
Multi-family Residential Portfolio Segment [Member] |  |
Loans, Past Due | 20,914 | 13,545
Loans, Current | 2,480,107 | 2,522,432
Loans | 2,501,021 | 2,535,977
Multi-family Residential Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 16,453 | 7,582
Multi-family Residential Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 0 | 3,186
Multi-family Residential Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | 4,461 | 2,777
Commercial Real Estate |  |
Loans, Past Due | 2,597 | 27,339
Loans, Current | 1,745,136 | 1,731,045
Loans | 1,747,733 | 1,758,384
Commercial Real Estate | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 1,119 | 17,903
Commercial Real Estate | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 838 | 5,123
Commercial Real Estate | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | 640 | 4,313
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] |  |
Loans, Past Due | 4,075 | 8,238
Loans, Current | 578,268 | 598,647
Loans | 582,343 | 606,885
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 1,657 | 5,673
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 172 | 1,132
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | 2,246 | 1,433
One-To-Four Family - Residential Portfolio Segment [Member] |  |
Loans, Past Due | 8,385 | 9,205
Loans, Current | 280,858 | 243,486
Loans | 289,243 | 252,691
One-To-Four Family - Residential Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 372 | 3,087
One-To-Four Family - Residential Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 504 | 805
One-To-Four Family - Residential Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | 7,509 | 5,313
Construction Portfolio Segment [Member] |  |
Loans, Past Due | 873 | 750
Loans, Current | 70,495 | 82,411
Loans | 71,368 | 83,161
Construction Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 0 | 750
Construction Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 0 | 0
Construction Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | 873 | 0
Small Business Administration Portfolio Segment [Member] |  |
Loans, Past Due | 4,128 | 2,991
Loans, Current | 141,506 | 162,579
Loans | 145,634 | 165,570
Small Business Administration Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 2,085 | 1,823
Small Business Administration Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 0 | 0
Small Business Administration Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | 2,043 | 1,168
Taxi Medallion Portfolio Segment [Member] |  |
Loans, Past Due | 0 | 2,318
Loans, Current | 0 | 279
Loans | 0 | 2,597
Taxi Medallion Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 0 | 0
Taxi Medallion Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 0 | 0
Taxi Medallion Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | 0 | 2,318
Commercial Business and Other Portfolio Segment [Member] |  |
Loans, Past Due | 2,418 | 2,995
Loans, Current | 1,290,594 | 1,296,414
Loans | 1,293,012 | 1,299,409
Commercial Business and Other Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Loans, Past Due | 458 | 129
Commercial Business and Other Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Loans, Past Due | 0 | 1,273
Commercial Business and Other Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Loans, Past Due | $ 1,960 | $ 1,593

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