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Pension Benefits - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Period of service to become eligible	6 months
Defined Benefit Plan, Accumulated Benefit Obligation	$ 3.7
Subsidiaries [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension expense	$ 0.9	$ 0.8

X

- Definition

The period of service by substantially all of its U.S. employees to become eligible for the U.S. Defined Contribution Pension Plan.

+ References

No definition available.

+ Details

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X

- Definition

Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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X

- 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

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- Definition

Amount of cost (reversal of cost) for pension benefits. Excludes other postretirement benefits.

+ References

No definition available.

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- Details

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