Amount of short-term and long-term debt and lease obligation.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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Amount of long-term debt and lease obligation, classified as noncurrent.

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Amount of long-term debt and lease obligation, including portion classified as current.

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Indebtedness and Borrowing Facility - Schedule Of Long-Term Debt Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Oct. 15, 2020	Mar. 09, 2020	Dec. 31, 2019	Oct. 02, 2018
Debt Instrument [Line Items]
Aggregate principal amount	$ 330,000
Finance lease liabilities	16,986			$ 35,898
Total principal amount	346,986			335,898
Less unamortized discount and debt issuance costs	(21,703)			(8,795)
Total debt	325,283			327,103
Less current portion of finance leases	(7,520)			(18,738)
Total long-term debt	317,763			308,365
Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount	300,000			300,000
Stated interest rate			10.75%		10.75%
Secured Debt \| Senior Secured Promissory Note
Debt Instrument [Line Items]
Aggregate principal amount	15,000			0
Stated interest rate			10.00%
Secured Debt \| Second Lien Delayed Draw Promissory Note
Debt Instrument [Line Items]
Aggregate principal amount	$ 15,000			$ 0
Stated interest rate		9.75%