Subsequent Events - Chapter 11 Cases (Details) - Subsequent Event	Jul. 23, 2020 USD ($)
Consenting Stakeholders
Subsequent Event [Line Items]
Ownership (percent)	44.90%
Consenting Stakeholders \| Term Loan
Subsequent Event [Line Items]
Concentration risk (percent)	68.00%
Term Loan Lenders
Subsequent Event [Line Items]
Ownership (percent)	55.10%
Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Secured Debt \| Base Rate
Subsequent Event [Line Items]
Interest rate spread (percent)	10.75%
Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Secured Debt \| London Interbank Offered Rate (LIBOR)
Subsequent Event [Line Items]
Interest rate spread (percent)	11.75%
Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Secured Debt \| Applicable Rate
Subsequent Event [Line Items]
Default rate spread (percent)	2.00%
Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Secured Debt \| Minimum \| Base Rate
Subsequent Event [Line Items]
Stated base rate (percent)	2.00%
Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Secured Debt \| Minimum \| London Interbank Offered Rate (LIBOR)
Subsequent Event [Line Items]
Stated base rate (percent)	1.00%
Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Backstop Parties \| Secured Debt
Subsequent Event [Line Items]
Premium paid for line of credit facility	$ 7,500,000
Debt	$ 311,800,000
Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Term Loan Lenders \| Secured Debt
Subsequent Event [Line Items]
Cash premium (percent)	11.23%
New Money DIP Loans \| Backstop Parties \| Secured Debt
Subsequent Event [Line Items]
Debt	$ 150,000,000.0
Roll-Up DIP Loans \| Backstop Parties \| Secured Debt
Subsequent Event [Line Items]
Debt	161,800,000
Last Out Exit Term Facility \| Secured Debt
Subsequent Event [Line Items]
Funds owed on conversion	$ 88,200,000
Prepetition Term Lenders \| Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Secured Debt
Subsequent Event [Line Items]
Percentage of line of credit facility to be committed (percent)	50.00%
Backstop Parties \| Debtor-in-Possession Term Loan Credit Facility (DIP Term Facility) \| Secured Debt
Subsequent Event [Line Items]
Percentage of line of credit facility to be committed (percent)	50.00%
Restructuring Support Agreement (RSA)
Subsequent Event [Line Items]
Capital to be contributed	$ 150,000,000
Amount available to holders of general unsecured claims	$ 500,000,000,000

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- Definition

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Amount of bankruptcy claim under review by management.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

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No definition available.

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- Definition

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

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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Percentage of subsidiary's or equity investee's stock owned by parent company after stock transaction.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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