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Affordable Housing Projects Tax Credit Partnerships - Tax Credits and Other Tax Benefits Recognized and Amortization Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Effective Yield Method
Tax credits and other tax benefits recognized	$ 2,151	$ 2,938	$ 6,453	$ 8,814
Amortization Expense in Provision for Income Taxes	1,670	2,347	5,032	7,042
Proportional Amortization Method
Tax credits and other tax benefits recognized	2,708	1,794	8,178	4,839
Amortization Expense in Provision for Income Taxes	$ 2,332	$ 1,345	$ 7,043	$ 3,580

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- Definition

Affordable Housing Tax Credits, Proportional Amortization Method.

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Effective yield Methods

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Proportional Amortization Method, Qualified Affordable Housing Project Investments, Amortization

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- Definition

Amount of affordable housing tax credits and other tax benefits recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 740
-Section 50
-Paragraph 2
-Subparagraph (a)
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Amount of amortization expense of investment in qualified affordable housing projects.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 740
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985

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