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v3.21.2

Long-Term Debt - Additional Information (Details) - USD ($) | 1 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Sep. 30, 2021 | Dec. 31, 2020
Debt Instrument [Line Items] |  |  |  |
Term loan facility maturity period (in years) |  | 5 years |  |
Property and equipment, net |  |  | $ 104,977,000 | $ 104,022,000
Vehicle and Equipment |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Assets relating to master loan agreements, gross |  |  | 135,400,000 | 132,200,000
Property and equipment, net |  |  | $ 66,400,000 | $ 65,700,000
Master Loan Agreements |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Term loan facility maturity period (in years) |  |  | 60 months |
5.75% Senior Notes Due 2028 | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes payable interest rate (as a percent) |  | 5.75% |  |
Debt instrument, face amount |  | $ 300,000,000 |  |
Market capitalization (as percent) |  | 2.00% |  |
Term Loan Amendment Agreement |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, face amount | $ 400,000,000 |  |  |
Term loan facility maturity period (in years) | 7 years |  |  |
Deferred financing costs and debt issuance costs, net |  |  | $ 198,900,000 |
Term Loan Amendment Agreement | Term Loan |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin interest rate (as percent) | 1.25% |  |  |
Term Loan Amendment Agreement | Term Loan | LIBOR | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin interest rate (as percent) | 2.25% |  |  |
Term Loan Amendment Agreement | Term Loan | LIBOR | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin interest rate (as percent) | 2.50% |  |  |
ABL Credit Agreement |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Market capitalization (as percent) |  | 2.00% |  |
Fixed charge coverage ratio |  | 1.0 |  |
ABL Credit Agreement | Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Remaining borrowing availability |  |  | $ 155,700,000 |
ABL Credit Agreement | Eurodollar | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin interest rate (as percent) |  | 1.25% |  |
ABL Credit Agreement | Eurodollar | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin interest rate (as percent) |  | 1.50% |  |
ABL Credit Agreement | Base Rate | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin interest rate (as percent) |  | 0.25% |  |
ABL Credit Agreement | Base Rate | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Margin interest rate (as percent) |  | 0.50% |  |
ABL Credit Agreement | Revolving Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of credit maximum borrowing capacity |  | $ 200,000,000 |  |
ABL Credit Agreement | Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of credit maximum borrowing capacity |  | 75,000,000 |  |
ABL Credit Agreement | Incremental Revolving Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of credit maximum borrowing capacity |  | 50,000,000 |  |
ABL Credit Agreement | Swing Line Loans |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of credit maximum borrowing capacity |  | $ 20,000,000 |  |

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