Subsequent Events (Details) - Subsequent Event	Apr. 17, 2020 USD ($)
Business Acquisition [Line Items]
Number of debt agreements	2
Senior Secured Notes 4.000% Due 2025 \| Senior Secured Notes
Business Acquisition [Line Items]
Aggregate principal amount	$ 345,000,000
Interest rate	4.00%
Senior Secured Notes 9.250% Due 2025 \| Senior Secured Notes
Business Acquisition [Line Items]
Aggregate principal amount	$ 775,000,000
Interest rate	9.25%

Face (par) amount of debt instrument at time of issuance.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant