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Loans - Non-Accrual at Amortized Cost (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2021	Dec. 31, 2020
Total Non-accrual amortized cost	$ 30,062	$ 15,253	$ 20,947
Non-Accrual with no related Allowance	16,692	13,613
Interest income recognized	159	104
Loans ninety days or more past due and still accruing:	2,000
Multi-family Residential Portfolio Segment [Member]
Total Non-accrual amortized cost	3,715	2,652	2,576
Non-Accrual with no related Allowance	3,715	2,652
Interest income recognized		19
Commercial Real Estate
Total Non-accrual amortized cost	1,908	640	1,766
Non-Accrual with no related Allowance	1,908	640
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member]
Total Non-accrual amortized cost	1,046	1,582	1,706
Non-Accrual with no related Allowance	1,046	1,582
Interest income recognized		6
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] | Performing Financial Instruments [Member]
Non-accrual loans	200	300
One-To-Four Family - Residential Portfolio Segment [Member]
Total Non-accrual amortized cost	4,191	7,482	5,313
Non-Accrual with no related Allowance	4,191	7,482
Interest income recognized		1
Small Business Administration Portfolio Segment [Member]
Total Non-accrual amortized cost	950	952	1,168
Non-Accrual with no related Allowance	950	952
Taxi Medallion Portfolio Segment [Member]
Total Non-accrual amortized cost			2,758
Commercial Business and Other Portfolio Segment [Member]
Total Non-accrual amortized cost	18,252	1,945	$ 5,660
Non-Accrual with no related Allowance	4,882	305
Interest income recognized	159	78
Loans ninety days or more past due and still accruing:	2,000
Commercial Business and Other Portfolio Segment [Member] | Performing Financial Instruments [Member]
Non-accrual loans	$ 2,900
Commercial Business and Other Portfolio Segment [Member] | Performing Financial Instruments [Member] | Maximum [Member]
Non-accrual loans		$ 100

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