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Divestitures and Assets Held for Sale - Operating and Investing Cash Flow Information for Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Discontinued Operations and Disposal Groups [Abstract]
Depreciation and Amortization, Discontinued Operations	$ 0			$ 6,625
Disposal Group, Including Discontinued Operation, Asset Impairment	0
Asset Impairment Charges	0	$ 45,054	$ 0	45,054
Disposal Group, Including Discontinued Operation, adjustment to fair value	0	$ 0	(1,118)	0
Cash Provided by (Used in) Operating Activities, Discontinued Operations			$ (1,118)	51,679
Capital Expenditure, Discontinued Operations	$ 0			$ 2,989

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- Definition

Disposal Group, Including Discontinued Operation, adjustment to fair value

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Disposal Group, Including Discontinued Operation, Asset Impairment

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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Amount of capital expenditure attributable to discontinued operations.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
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Amount of cash inflow (outflow) of operating activities of discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of deprecation and amortization expense attributable to property, plant and equipment and intangible assets of discontinued operations.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Topic 205
-SubTopic 20
-Section 50
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