Debt - Schedule of Long-term Debt Outstanding (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Finance lease obligations and sale-leaseback financings	$ 46,502	$ 52,639
Total long-term debt and finance leases	165,702	1,049,008
Less: total unamortized deferred financing costs	3,969	53,292
Less: current portion of long-term debt and finance leases	49,918	95,818
Long-term debt and finance leases, less current portion	111,815	899,898
Senior Notes (stated maturity date May 2025)
Debt Instrument [Line Items]
Total senior and other debt	0	798,725
Lines of credit
Debt Instrument [Line Items]
Total senior and other debt	9,779	59,014
Notes payable and other debt
Debt Instrument [Line Items]
Total senior and other debt	109,421	138,630
Total senior and other debt
Debt Instrument [Line Items]
Total senior and other debt	119,200	996,369
Senior Long-term Debt
Debt Instrument [Line Items]
Total senior and other debt	0	798,725
Secured Credit Facility \| Senior Secured Credit Facility
Debt Instrument [Line Items]
Total senior and other debt	$ 0	$ 0

Debt Instrument Carrying Before Debt Issuance Costs, Net of Unamortized Discounts

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- Definition

Finance Lease Liability And Sale Lease Back Financing

+ References

No definition available.

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- Definition

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.

+ References

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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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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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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, classified as current.

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