NOTES PAYABLE AND CREDIT FACILITY (Details) $ in Thousands		3 Months Ended
	May 15, 2020 USD ($)	Jun. 30, 2020 USD ($) Component	Jul. 23, 2020 USD ($)	Mar. 31, 2020 USD ($)
Recourse Notes Payable [Abstract]
Recourse notes payable-current		$ 37,271		$ 37,256
Maximum borrowing capacity under credit facility		275,000
Account Receivable Component [Member]
Recourse Notes Payable [Abstract]
Maximum borrowing capacity under credit facility	$ 275,000	100,000
Recourse Note Payable [Member]
Recourse Notes Payable [Abstract]
Recourse notes payable-current		$ 2,300		$ 2,300
Weighted average interest rate of notes		2.55%		2.55%
Interest rates of notes		2.75%		3.49%
Non-Recourse Note Payable [Member]
Recourse Notes Payable [Abstract]
Weighted average interest rate of notes		3.54%		3.84%
Non-recourse Notes Payable [Abstract]
Non-recourse notes payable		$ 61,200		$ 35,500
WFCDF [Member]
Non-recourse Notes Payable [Abstract]
Number of components under credit facility | Component		2
Guarantor obligations for credit facility, maximum		$ 10,500
Period of notice required to terminate credit facility at quarter end		45 days
Period of notice required to terminate credit facility at year end		90 days
WFCDF [Member] | Minimum [Member]
Non-recourse Notes Payable [Abstract]
Period of temporary increase of aggregate limit on credit facility		30 days
WFCDF [Member] | Maximum [Member]
Non-recourse Notes Payable [Abstract]
Aggregate period of temporary increase of aggregate limit on credit facility in a calendar year		150 days
WFCDF [Member] | Floor Plan Component [Member]
Non-recourse Notes Payable [Abstract]
Amount outstanding under credit facility		$ 175,700		127,400
WFCDF [Member] | Account Receivable Component [Member]
Recourse Notes Payable [Abstract]
Maximum borrowing capacity under credit facility	$ 100,000
Non-recourse Notes Payable [Abstract]
Amount outstanding under credit facility		$ 35,000		$ 35,000
Basis spread on reference rate	2.00%
WFCDF [Member] | Account Receivable Component [Member] | LIBOR [Member]
Non-recourse Notes Payable [Abstract]
Debt instrument term of variable rate		1 month
Basis spread on reference rate	0.75%
Election under WFCDF [Member]
Recourse Notes Payable [Abstract]
Maximum borrowing capacity under credit facility	$ 350,000
Election under WFCDF [Member] | Subsequent Event [Member]
Recourse Notes Payable [Abstract]
Maximum borrowing capacity under credit facility			$ 350,000
Election under WFCDF [Member] | Minimum [Member] | Subsequent Event [Member]
Non-recourse Notes Payable [Abstract]
Period of temporary increase of aggregate limit on credit facility		30 days