FINANCING RECEIVABLES AND OPERATING LEASES (Details) - USD ($) $ in Thousands		3 Months Ended			9 Months Ended
		Dec. 31, 2021		Dec. 31, 2020	Dec. 31, 2021		Dec. 31, 2020	Mar. 31, 2021		Mar. 31, 2020
Profit Recognized for Sales-type Leases [Abstract]
Net sales		$ 3,212		$ 4,182	$ 12,991		$ 22,000
Cost of sales		2,645		3,362	10,936		14,091
Gross Profit		567		820	2,055		7,909
Interest Income on Sales-type Leases [Abstract]
Interest Income on sales-type leases		786		1,956	3,076		6,059
Lease income on operating leases		7,356		3,623	19,200		11,361
Financing Receivables [Abstract]
Unguaranteed residual value		7,176			7,176			$ 9,453
Initial direct costs, net of amortization		234			234			425
Allowance for credit losses		(4,071)		(4,969)	(4,071)		(4,969)	(4,447)		$ (3,189)
Reported as [Abstract]
Current		98,183			98,183			106,272
Future scheduled minimum lease payments [Abstract]
Unguaranteed residual value for sales-type leases		7,176			7,176			9,453
Investment in operating lease equipment - net [Abstract]
Cost of equipment under operating leases		34,893			34,893			18,748
Accumulated depreciation		(12,601)			(12,601)			(7,870)
Investment in operating lease equipment - net	[1]	22,292			22,292			10,878
Unguaranteed residual value of operating lease equipment net		5,000			5,000			2,500
Future scheduled minimum lease rental payments [Abstract]
Collateral for non-recourse notes payable - Finance receivables		33,300			33,300			60,500
Collateral for non-recourse notes payable - Operating leases		8,600			8,600			3,300
Gain on sale of financing receivables		2,300		3,000	15,600		10,100
Proceeds from sale of financing receivables		63,500		67,500	753,900		259,200
Contract liabilities - servicing of financial assets		500			500			300
Notes Receivables [Member]
Financing Receivables [Abstract]
Gross receivables		115,446			115,446			112,641
Unguaranteed residual value		0	[2]		0	[2]		0	[3]
Initial direct costs, net of amortization		234			234			425
Unearned income		0			0			0
Allowance for credit losses		(1,160)	[4]	(1,280)	(1,160)	[4]	(1,280)	(1,212)	[4]	(798)
Total, net		114,520			114,520			111,854
Reported as [Abstract]
Current		78,426			78,426			73,175
Long-term		36,094			36,094			38,679
Total, net		114,520			114,520			111,854
Lease Receivables [Member]
Financing Receivables [Abstract]
Gross receivables		46,509			46,509			68,393
Unguaranteed residual value		11,522	[2]		11,522	[2]		14,876	[3]
Initial direct costs, net of amortization		0			0			0
Unearned income		(5,988)			(5,988)			(8,393)
Allowance for credit losses		(646)	[4]	$ (1,088)	(646)	[4]	$ (1,088)	(1,171)	[4]	$ (610)
Total, net		51,397			51,397			73,705
Reported as [Abstract]
Current		19,757			19,757			33,097
Long-term		31,640			31,640			40,608
Total, net		51,397			51,397			73,705
Financing Receivables [Member]
Financing Receivables [Abstract]
Gross receivables		161,955			161,955			181,034
Unguaranteed residual value		11,522	[2]		11,522	[2]		14,876	[3]
Initial direct costs, net of amortization		234			234			425
Unearned income		(5,988)			(5,988)			(8,393)
Allowance for credit losses	[4]	(1,806)			(1,806)			(2,383)
Total, net		165,917			165,917			185,559
Reported as [Abstract]
Current		98,183			98,183			106,272
Long-term		67,734			67,734			79,287
Total, net		$ 165,917			$ 165,917			$ 185,559

[1] Amounts include estimated unguaranteed residual values of $5.0 million and $2.5 million as of December 31, 2021, and March 31, 2021, respectively.

[2] Includes unguaranteed residual values of $7,176 thousand that we retained after selling the related lease receivable.

[3] Includes unguaranteed residual values of $9,453 thousand that we retained after selling the related lease receivable.

[4] Refer to Note 6, “Allowance for Credit Losses” for details.