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Loans and Allowance for Loan Losses - Age Analysis of Recorded Investment in Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Total | $ 6,638,105 |
Total loans | 6,638,105 | $ 6,704,674
Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 11,978 | 36,947
Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 4,457 | 11,519
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 14,433 | 18,915
Total Past Due [Member] |  |
Total | 30,869 | 67,381
Current [Member] |  |
Total | 6,607,236 | 6,637,293
Multi-family Residential Portfolio Segment [Member] |  |
Total | 2,519,227 |
Total loans | 2,519,227 | 2,535,977
Multi-family Residential Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 3,652 | 7,582
Multi-family Residential Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 4,193 | 3,186
Multi-family Residential Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 2,652 | 2,777
Multi-family Residential Portfolio Segment [Member] | Total Past Due [Member] |  |
Total | 10,497 | 13,545
Multi-family Residential Portfolio Segment [Member] | Current [Member] |  |
Total | 2,508,730 | 2,522,432
Commercial Real Estate |  |
Total | 1,777,375 |
Total loans | 1,777,375 | 1,758,384
Commercial Real Estate | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 5,743 | 17,903
Commercial Real Estate | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 0 | 5,123
Commercial Real Estate | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 640 | 4,313
Commercial Real Estate | Total Past Due [Member] |  |
Total | 6,383 | 27,339
Commercial Real Estate | Current [Member] |  |
Total | 1,770,992 | 1,731,045
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] |  |
Total | 574,936 |
Total loans | 574,936 | 606,885
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 2,319 | 5,673
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 0 | 1,132
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 1,321 | 1,433
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Total Past Due [Member] |  |
Total | 3,640 | 8,238
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Current [Member] |  |
Total | 571,296 | 598,647
One-To-Four Family - Residential Portfolio Segment [Member] |  |
Total | 277,812 |
Total loans | 269,496 | 244,640
One-To-Four Family - Residential Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 163 | 3,087
One-To-Four Family - Residential Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 224 | 805
One-To-Four Family - Residential Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 7,482 | 5,313
One-To-Four Family - Residential Portfolio Segment [Member] | Total Past Due [Member] |  |
Total | 7,870 | 9,205
One-To-Four Family - Residential Portfolio Segment [Member] | Current [Member] |  |
Total | 261,626 | 235,435
Co-Operative Apartments Portfolio Segment [Member] |  |
Total loans | 8,316 | 8,051
Co-Operative Apartments Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 0 | 0
Co-Operative Apartments Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 0 | 0
Co-Operative Apartments Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 0 | 0
Co-Operative Apartments Portfolio Segment [Member] | Total Past Due [Member] |  |
Total | 0 | 0
Co-Operative Apartments Portfolio Segment [Member] | Current [Member] |  |
Total | 8,316 | 8,051
Construction Portfolio Segment [Member] |  |
Total | 59,473 |
Total loans | 59,473 | 83,161
Construction Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 0 | 750
Construction Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 0 | 0
Construction Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 0 | 0
Construction Portfolio Segment [Member] | Total Past Due [Member] |  |
Total | 0 | 750
Construction Portfolio Segment [Member] | Current [Member] |  |
Total | 59,473 | 82,411
Small Business Administration Portfolio Segment [Member] |  |
Total | 91,836 |
Total loans | 91,836 | 165,570
Small Business Administration Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 0 | 1,823
Small Business Administration Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 0 | 0
Small Business Administration Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 952 | 1,168
Small Business Administration Portfolio Segment [Member] | Total Past Due [Member] |  |
Total | 952 | 2,991
Small Business Administration Portfolio Segment [Member] | Current [Member] |  |
Total | 90,884 | 162,579
Taxi Medallion Portfolio Segment [Member] |  |
Total loans |  | 2,597
Taxi Medallion Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total |  | 0
Taxi Medallion Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total |  | 0
Taxi Medallion Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total |  | 2,318
Taxi Medallion Portfolio Segment [Member] | Total Past Due [Member] |  |
Total |  | 2,318
Taxi Medallion Portfolio Segment [Member] | Current [Member] |  |
Total |  | 279
Commercial Business and Other Portfolio Segment [Member] |  |
Total loans | 1,337,446 | 1,299,409
Commercial Business and Other Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Total | 101 | 129
Commercial Business and Other Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Total | 40 | 1,273
Commercial Business and Other Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Total | 1,386 | 1,593
Commercial Business and Other Portfolio Segment [Member] | Total Past Due [Member] |  |
Total | 1,527 | 2,995
Commercial Business and Other Portfolio Segment [Member] | Current [Member] |  |
Total | $ 1,335,919 | $ 1,296,414

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