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- Definition

Debt Instrument, Covenant Compliance, Asset Coverage Ratio, Required Minimum

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Debt Instrument, Covenant Compliance, Capital Expenditure Limitation, Percentage of Annual Budget

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No definition available.

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- Definition

Debt Instrument, Covenant Compliance, Fixed Charge Coverage Ratio, Required Minimum (if availability is less than 15% of maximum availability)

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No definition available.

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- Definition

Debt Instrument, Issuer's Optional Repurchase Due to Change in Control prior to June 1, 2022, Redemption Price, Percentage

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No definition available.

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- Definition

Debt Instrument, Offer to Purchase

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- Definition

Debt Instrument, Original Issue Discount

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- Definition

Debt Instrument, Portion of Interest due In-Kind, Percentage

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Debt Instrument, Portion of Interest due in Cash, Percentage

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- Definition

Debt Instrument, Portion of Interest due in-Kind at Majority Noteholder's Election, Percentage

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Debt Instrument, Required Repurchase Due to Change in Control, Redemption Price, Percentage

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Debt instrument, reference rate, minimum

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Line of Credit, Maximum Amount of Pledged Cash included in Minimum Availability to Require Additional Fixed Charge Coverage Ratio Compliance

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- Definition

Line of Credit, Minimum Availability Requirement

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Line of Credit, Minimum Availability (as % of Maximum) to Require Additional Fixed Charge Coverage Ratio Compliance

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Line of Credit, Minimum Availability ($) to Require Additional Fixed Charge Coverage Ratio Compliance

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Line of credit, Maximum Amount of Pledged Cash included in Minimum Line Availability

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Line of credit facility, outstanding borrowings

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Plan of Reorganization, Pro Rata Share of Common Stock, Senior Note Holders, Percent

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Proceeds from Qualifying Sales of Property and Equipment

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Rights offering commitment amount

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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The price per share of the conversion feature embedded in the debt instrument.

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Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

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The number of equity instruments that the holder of the debt instrument would receive if the debt was converted to equity.

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

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

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

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Amount, after accumulated amortization, of debt discount.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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Debt (Details)		1 Months Ended	3 Months Ended	4 Months Ended	5 Months Ended	9 Months Ended
Debt (Details)	May 29, 2020 USD ($) shares $ / shares	Oct. 31, 2020 USD ($)	Mar. 31, 2020 USD ($)	Sep. 30, 2020 USD ($)	May 31, 2020 USD ($)	Sep. 30, 2019 USD ($)	Aug. 07, 2020 USD ($)	Dec. 31, 2019 USD ($)
Convertible Notes Payable [Abstract]
Proceeds from debt issuance				$ 0	$ 195,187,000	$ 0
Prepetition Asset-based Lending Facility [Abstract]
Percent of ordinary shares exchanged for cancelled notes	94.25%
Long-term debt, less unamortized discount and debt issuance costs				143,017,000				$ 467,699,000
Current portion of long-term debt				2,199,000				$ 0
Proceeds from Qualifying Sales of Property and Equipment				7,200,000
Convertible Debt [Member]
Convertible Notes Payable [Abstract]
Debt Instrument, Face Amount	$ 129,771,000			129,771,000
Proceeds from debt issuance	120,187,000
Rights offering commitment amount	$ 9,600,000		$ 9,600,000
Debt Instrument, Interest Rate, Stated Percentage	5.00%
Debt Instrument, Convertible, Conversion Ratio	75
Debt Instrument, Convertible, Number of Equity Instruments \| shares	9,732,825
Debt Instrument, Convertible, Conversion Price \| $ / shares	$ 13.33
Debt Instrument, Required Repurchase Due to Change in Control, Redemption Price, Percentage	100.00%
Senior Secured Notes [Abstract]
Debt Instrument, Face Amount	$ 129,771,000			129,771,000
Debt Instrument, Original Issue Discount	$ (63,737,000)
Debt Instrument, Required Repurchase Due to Change in Control, Redemption Price, Percentage	100.00%
Prepetition Asset-based Lending Facility [Abstract]
Debt Instrument, Unamortized Discount				(56,660,000)
Line of Credit [Member] \| Revolving Credit Facility [Member]
ABL Credit Facility [Abstract]
Line of credit facility, outstanding borrowings				0
Letters of Credit Outstanding, Amount				8,800,000
Line of Credit Facility, Remaining Borrowing Capacity				10,700,000
Line of Credit [Member] \| Maximum [Member] \| Revolving Credit Facility [Member]
ABL Credit Facility [Abstract]
Maximum borrowing capacity	$ 75,000,000						$ 40,000,000
Debt Instrument, Covenant Compliance, Capital Expenditure Limitation, Percentage of Annual Budget	125.00%
Line of Credit, Maximum Amount of Pledged Cash included in Minimum Availability to Require Additional Fixed Charge Coverage Ratio Compliance	$ 3,000,000
Line of credit, Maximum Amount of Pledged Cash included in Minimum Line Availability	2,000,000.0
Line of Credit [Member] \| Minimum [Member] \| Revolving Credit Facility [Member]
ABL Credit Facility [Abstract]
Line of Credit, Minimum Availability to Require Additional Fixed Charge Coverage Ratio Compliance	$ 6,000,000
Line of Credit, Minimum Availability (as % of Maximum) to Require Additional Fixed Charge Coverage Ratio Compliance	15.00%
Debt Instrument, Covenant Compliance, Fixed Charge Coverage Ratio, Required Minimum	1.0
Line of Credit, Minimum Availability Requirement	$ 4,000,000.0
Line of Credit [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Revolving Credit Facility [Member]
ABL Credit Facility [Abstract]
Debt Instrument, Basis Spread on Variable Rate	3.75%
Senior Secured Notes [Abstract]
Debt Instrument, Basis Spread on Variable Rate	3.75%
Line of Credit [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Minimum [Member] \| Revolving Credit Facility [Member]
ABL Credit Facility [Abstract]
Debt instrument, reference rate, minimum	0.00%
Senior Secured Notes [Abstract]
Debt instrument, reference rate, minimum	0.00%
Line of Credit [Member] \| Base Rate [Member] \| Revolving Credit Facility [Member]
ABL Credit Facility [Abstract]
Debt Instrument, Basis Spread on Variable Rate	2.75%
Senior Secured Notes [Abstract]
Debt Instrument, Basis Spread on Variable Rate	2.75%
Senior Notes [Member]
Convertible Notes Payable [Abstract]
Debt Instrument, Face Amount	$ 78,100,000			79,032,000
Debt Instrument, Required Repurchase Due to Change in Control, Redemption Price, Percentage	101.00%
Senior Secured Notes [Abstract]
Debt Instrument, Face Amount	$ 78,100,000			79,032,000
Proceeds from Issuance of Debt	75,000,000
Debt Instrument, Original Issue Discount	$ 3,100,000
Debt Instrument, Issuer's Optional Repurchase Due to Change in Control Prior to June 1, 2022, Redemption Price, Percentage	103.00%
Debt Instrument, Required Repurchase Due to Change in Control, Redemption Price, Percentage	101.00%
Prepetition Asset-based Lending Facility [Abstract]
Debt Instrument, Unamortized Discount				$ (2,958,000)
Senior Notes [Member] \| Minimum [Member]
Senior Secured Notes [Abstract]
Debt Instrument, Covenant Compliance, Asset Coverage Ratio, Required Minimum	1.5
Subsequent Event [Member] \| Senior Notes [Member]
Prepetition Asset-based Lending Facility [Abstract]
Debt Instrument, Offer to Purchase		$ 2,200,000
Commencing up to May 15, 2024 [Member] \| Senior Notes [Member] \| London Interbank Offered Rate (LIBOR) [Member]
ABL Credit Facility [Abstract]
Debt Instrument, Basis Spread on Variable Rate	9.50%
Senior Secured Notes [Abstract]
Debt Instrument, Basis Spread on Variable Rate	9.50%
Commencing up to May 15, 2024 [Member] \| Senior Notes [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Minimum [Member]
ABL Credit Facility [Abstract]
Debt instrument, reference rate, minimum	1.50%
Senior Secured Notes [Abstract]
Debt instrument, reference rate, minimum	1.50%
Due on or prior to May 29, 2021 [Member] \| Senior Notes [Member]
Senior Secured Notes [Abstract]
Debt Instrument, Portion of Interest due in Cash, Percentage	50.00%
Debt Instrument, Portion of Interest due In-Kind, Percentage	50.00%
Debt Instrument, Portion of Interest due in-Kind at Majority Noteholder's Election, Percentage	100.00%
Commencing on or after May 15, 2024 [Member] \| Senior Notes [Member] \| London Interbank Offered Rate (LIBOR) [Member]
ABL Credit Facility [Abstract]
Debt Instrument, Basis Spread on Variable Rate	10.50%
Senior Secured Notes [Abstract]
Debt Instrument, Basis Spread on Variable Rate	10.50%
Commencing on or after May 15, 2024 [Member] \| Senior Notes [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Minimum [Member]
ABL Credit Facility [Abstract]
Debt instrument, reference rate, minimum	1.50%
Senior Secured Notes [Abstract]
Debt instrument, reference rate, minimum	1.50%
Debt Instrument, Redemption, twelve-month period beginning June 1, 2021 [Member] \| Senior Notes [Member]
Senior Secured Notes [Abstract]
Debt Instrument, Redemption Price, Percentage	104.00%
Debt Instrument, Redemption, twelve-month period beginning June 1, 2022 [Member] \| Senior Notes [Member]
Senior Secured Notes [Abstract]
Debt Instrument, Redemption Price, Percentage	102.00%
Debt Instrument, Redemption, twelve-month period beginning June 1, 2023 [Member] \| Senior Notes [Member]
Senior Secured Notes [Abstract]
Debt Instrument, Redemption Price, Percentage	101.00%
Debt Instrument, Redemption, twelve-month period beginning June 1, 2024 [Member] \| Senior Notes [Member]
Senior Secured Notes [Abstract]
Debt Instrument, Redemption Price, Percentage	100.00%