Long-term Debt - Additional Information (Details) - USD ($) $ in Millions		3 Months Ended		12 Months Ended
	Apr. 01, 2021	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Debt Instrument [Line Items]
Debt instrument, description		On April 1, 2021, 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 interest rate exposure and providing liquidity for financing of future growth initiatives.
Outstanding borrowing		$ 330.0		$ 317.5
Imputed interest			$ 0.3
ABL Facility
Debt Instrument [Line Items]
Maximum borrowing capacity		485.0
Outstanding borrowing		$ 330.0		$ 317.5
Effective interest rate		7.20%		7.20%
ABL Facility | Canadian-denominated Sublimit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 35.0
First Lien Lender | Floor Plans and ABL Facility
Debt Instrument [Line Items]
Maximum borrowing capacity		914.0
Outstanding borrowing		729.4		$ 715.0
Original issue discount and deferred financing costs		1.6		1.8
Notes Payable | Ecoverse | Non-Contingent Consideration
Debt Instrument [Line Items]
Amount of minimum cash payments using a market participant discount rate		12.0		13.9
Notes Payable | Ecoverse | Non-Contingent Consideration | Other Liabilities
Debt Instrument [Line Items]
Amount of minimum cash payments using a market participant discount rate		5.3		$ 6.5
5.625% Senior Secured Second Lien Notes due 2026
Debt Instrument [Line Items]
Proceeds from sale of notes	$ 315.0
Original issue discount and deferred financing costs		$ 2.4
Effective interest rate		5.93%
Outstanding borrowing		$ 312.6
5.625% Senior Secured Second Lien Notes due April 15, 2026
Debt Instrument [Line Items]
Debt instrument, interest rate	5.625%