Loans Receivable and Allowance for Loan Losses - Summary of loans whose terms were modified as TDRs (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022 USD ($) loan	Sep. 30, 2021 USD ($) loan	Sep. 30, 2022 USD ($) loan	Sep. 30, 2021 USD ($) loan
Financing Receivable, Modifications
Number of Loans \| loan	0	1	1	5
Pre-Modification	$ 0	$ 10,317	$ 703	$ 16,865
Post-Modification	$ 0	$ 10,402	$ 703	$ 16,989
Residential Real Estate
Financing Receivable, Modifications
Number of Loans \| loan			1	2
Pre-Modification			$ 703	$ 764
Post-Modification			$ 703	$ 764
Commercial Business
Financing Receivable, Modifications
Number of Loans \| loan			0	1
Pre-Modification			$ 0	$ 2,567
Post-Modification			$ 0	$ 2,655
Commercial Real Estate
Financing Receivable, Modifications
Number of Loans \| loan	0	1	0	2
Pre-Modification	$ 0	$ 10,317	$ 0	$ 13,534
Post-Modification	$ 0	$ 10,402	$ 0	$ 13,570

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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Amount, after troubled debt restructuring, of modified financing receivable.

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- Definition

Amount, before troubled debt restructuring, of financing receivable to be modified.

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