Income Taxes - Narrative (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($) limited_partnership	Dec. 31, 2020 USD ($) limited_partnership
Income Tax Disclosure [Abstract]
Limited partnerships held as investments \| limited_partnership	4	4
Tax credits from investments in limited partnerships	$ 354	$ 351
Amortization of investments in limited partnerships	309	311
Carrying value of investments in limited partnerships	$ 1,753	$ 1,734

The number of limited partnerships held as investments at period end.

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- References

No definition available.

+ Details

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- Definition

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible amortization.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

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- Definition

+ References

+ Details

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- Definition

The amount of the limited partners' ownership interests.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187171-122770

+ Details

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Balance Type:	credit
Period Type:	instant