Debt Arrangements - Redemption Prices (Details) - Senior notes - Exit Senior Secured First Lien Notes	Aug. 24, 2020
Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Redemption price (as a percent)	105.00%
Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Redemption price (as a percent)	102.50%
Debt Instrument, Redemption, Period Three
Debt Instrument [Line Items]
Redemption price (as a percent)	100.00%

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

Name:	us-gaap_DebtInstrumentRedemptionPricePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration