WARRANTY COSTS AND OTHER CONTINGENCIES- Repurchase Obligations (Details) $ in Millions	Mar. 31, 2022 USD ($)
Repurchase obligations
Total purchase obligation	$ 10.4
Floor plan lender one
Repurchase obligations
Total purchase obligation	8.0
Floor plan lender one | Minimum
Repurchase obligations
Total purchase obligation	8.0
Additional floor plan lenders
Repurchase obligations
Total purchase obligation	$ 2.4