Loans Receivable and Allowance for Credit Losses - Additions to TDRs (Details) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022 USD ($) loan	Jun. 30, 2022 USD ($) loan
Current, Past Due or Nonaccrual Loans
Number of Loans \| loan	2	3
Post-modification outstanding recorded investment	$ 12,245	$ 21,428
Financial Impact	2,111	10,157
Financing Receivable, Troubled Debt Restructuring, Premodification	$ 12,955	$ 30,134
Commercial lending \| Commercial and industrial (“C&I”)
Current, Past Due or Nonaccrual Loans
Number of Loans \| loan	2	3
Post-modification outstanding recorded investment	$ 12,245	$ 21,428
Financial Impact	2,111	10,157
Financing Receivable, Troubled Debt Restructuring, Premodification	$ 12,955	$ 30,134

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- Definition

Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
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-Section 55
-Paragraph 12A
-Publisher FASB
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-14

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- Definition

Reflects the amount of the write-down related to a troubled debt restructuring.

+ References

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