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Employee Benefit Plans - Expected Employer Contributions (Details)	12 Months Ended
	Dec. 31, 2020
Retirement Benefits [Abstract]
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year, Description	The Company does not have a 2021 required minimum funding contribution for the U.S. qualified defined benefit pension plan. The Company has not determined whether, and to what extent, contributions may be made to the U. S. qualified defined benefit pension plan in 2021.

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- References

No definition available.

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

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- Definition

Description of contribution expected to be received by defined benefit plan from employer in next fiscal year following current fiscal year. Includes, but is not limited to, range of expected contributions, required minimum contribution and whether expected contribution is discretionary or noncash.

+ References

No definition available.

+ Details

Name:	us-gaap_DefinedBenefitPlanEstimatedFutureEmployerContributionsInNextFiscalYearDescription
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration