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Restructuring Charges - Severance and Other Restructuring Charges Activity (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Capital Light Initiative
Restructuring Reserve [Roll Forward]
Liability at beginning of period			$ 17,635
Charges	$ 2,607	$ 16,338	11,191	$ 27,792
Payments/Utilization			(23,745)
Liability at end of period	5,081		5,081
Capital Light Initiative | Severance
Restructuring Reserve [Roll Forward]
Liability at beginning of period			6,151
Charges			6,039
Payments/Utilization			(7,197)
Liability at end of period	4,993		4,993
Capital Light Initiative | Other restructuring charges
Restructuring Reserve [Roll Forward]
Liability at beginning of period			11,484
Charges			5,152
Payments/Utilization			(16,548)
Liability at end of period	88		88
Restructuring Plan, Other | Severance
Restructuring Reserve [Roll Forward]
Liability at beginning of period			0
Charges			18,142
Payments/Utilization			(9,203)
Liability at end of period	$ 8,939		$ 8,939

X

- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
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-Section 50
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-Publisher FASB
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-Section 45
-Paragraph 17
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-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

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- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
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