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Basis of Presentation, Summary of Significant Accounting Policies and Change in Accounting Principles - Goodwill (Details)		1 Months Ended	12 Months Ended
	Oct. 31, 2020 reportingUnit	May 31, 2020 reportingUnit	Dec. 31, 2021 unit	Dec. 31, 2021 reportingUnit
Accounting Policies [Abstract]
Number of reporting units for goodwill testing	2	2	3	3

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- Definition

Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

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