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Basis of Presentation and Recent Developments (Details)	3 Months Ended
	Mar. 31, 2021 reportable_segment	Mar. 23, 2016 USD ($)
Debt [Line Items]
Number of reportable segments | reportable_segment	3
6.50% Notes due 2024
Debt [Line Items]
Interest rate, stated percentage	7.50%
6.50% Notes due 2024 | Senior Notes
Debt [Line Items]
Aggregate principal amount | $		$ 900,000,000

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