Long-term Debt - Additional Information (Details) - USD ($)		3 Months Ended	6 Months Ended
	Jun. 05, 2024	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Debt Instrument [Line Items]
Debt instrument, description			On June 5, 2024, the Company completed a private offering of Senior Secured Second Lien Notes (the “Notes”), for the purposes of, among other things, repayment and refinancing of a portion of the Company’s prior existing debt, reducing variable interest rate exposure, providing liquidity for general corporate purposes, and for financing of future growth initiatives.
Outstanding borrowing			$ 218,900,000		$ 182,900,000
Loss on extinguishment of debt		$ 6,700,000		$ 6,700,000
ABL Facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 520,000,000
Outstanding borrowing			$ 218,900,000		$ 182,900,000
Effective interest rate			6.00%		6.20%
ABL Facility | Canadian-denominated Sublimit Facility
Debt Instrument [Line Items]
Maturity date	Jun. 01, 2029
Maximum borrowing capacity	$ 45,000,000
First Lien Lender | Floor Plans and ABL Facility
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 1,015,000,000
Outstanding borrowing			548,800,000		$ 557,800,000
Original issue discount and deferred financing costs			3,000,000		3,500,000
5.625% Senior Secured Second Lien Notes due 2026
Debt Instrument [Line Items]
Proceeds from sale of notes	$ 500,000,000
Original issue discount and deferred financing costs			$ 18,200,000		20,000,000
Effective interest rate			10.10%
Outstanding borrowing			$ 481,800,000		$ 480,000,000
5.625% Senior Secured Second Lien Notes due 2026
Debt Instrument [Line Items]
Debt instrument, interest rate	9.00%