FINANCING RECEIVABLES AND OPERATING LEASES (Details) - USD ($) $ in Thousands		3 Months Ended
		Jun. 30, 2020		Jun. 30, 2019	Mar. 31, 2020		Mar. 31, 2019
Profit Recognized for Sales-type Leases [Abstract]
Net sales		$ 10,163		$ 4,854
Cost of sales		5,327		3,950
Gross Profit		4,836		904
Interest Income on Sales-type Leases [Abstract]
Interest Income on sales-type leases		2,219		2,095
Lease income on operating leases		3,838		5,359
Financing Receivables [Abstract]
Estimated unguaranteed residual value		12,962
Initial direct costs, net of amortization		552
Reserve for credit losses		(3,976)		(2,889)	$ (3,189)		$ (2,614)
Reported as [Abstract]
Current		116,120			70,169
Future scheduled minimum lease payments [Abstract]
Remainder of year ending March 31, 2021		38,966
Year ending March 31, 2022		14,156
Year ending March 31, 2023		8,381
Year ending March 31, 2024 and thereafter		1,985
Year ending March 31, 2025 and thereafter		709
Total		64,197
Estimated unguaranteed residual values for direct financing lease		12,962			14,972
Investment in operating lease equipment - net [Abstract]
Cost of equipment under operating leases		21,263			21,276
Accumulated depreciation		(11,815)			(11,159)
Investment in operating lease equipment - net	[1]	9,448			10,117
Unguaranteed residual value of operating lease equipment net		3,000			3,100
Future scheduled minimum lease rental payments [Abstract]
Remainder of year ending March 31, 2021		2,821
Year ending March 31, 2022		2,472
Year ending March 31, 2023		1,528
Year ending March 31, 2024 and thereafter		477
Year ending March 31, 2025 and thereafter		34
Total		7,332
Collateral for non-recourse notes payable - Finance receivables		69,700			34,600
Collateral for non-recourse notes payable - Operating leases		6,100			6,700
Gain on sale of financing receivables		2,500		3,300
Proceeds from sale of financing receivables		73,200		69,900
Contract liabilities - servicing of financial assets		400			400
Notes Receivables [Member]
Financing Receivables [Abstract]
Minimum payments		101,196			55,417
Estimated unguaranteed residual value		0	[2]		0	[3]
Initial direct costs, net of amortization	[4]	552			212
Unearned income		0			0
Reserve for credit losses		(1,139)	[4]	(520)	(798)	[4]	(505)
Total, net		100,609			54,831
Reported as [Abstract]
Current		79,262			31,181
Long-term		21,347			23,650
Total, net		100,609			54,831
Lease Receivables [Member]
Financing Receivables [Abstract]
Minimum payments		64,197			69,492
Estimated unguaranteed residual value		21,534	[2]		21,862	[3]
Initial direct costs, net of amortization	[4]	0			247
Unearned income		(10,079)			(11,612)
Reserve for credit losses		(727)	[4]	$ (512)	(610)	[4]	$ (530)
Total, net		74,925			79,379
Reported as [Abstract]
Current		36,858			38,988
Long-term		38,067			40,391
Total, net		74,925			79,379
Financing Receivables [Member]
Financing Receivables [Abstract]
Minimum payments		165,393			124,909
Estimated unguaranteed residual value		21,534	[2]		21,862	[3]
Initial direct costs, net of amortization	[4]	552			459
Unearned income		(10,079)			(11,612)
Reserve for credit losses	[4]	(1,866)			(1,408)
Total, net		175,534			134,210
Reported as [Abstract]
Current		116,120			70,169
Long-term		59,414			64,041
Total, net		$ 175,534			$ 134,210

[1] Amounts include estimated unguaranteed residual values of $3.0 million and $3.1 million as of June 30, 2020, and March 31, 2020, respectively.

[2] Includes unguaranteed residual values of $12,962 thousand that we retained after selling the related lease receivable.

[3] Includes unguaranteed residual values of $14,972 thousand for sales type leases, which have been sold and accounted for as sales.

[4] Refer to Note 7, “Allowance for Credit Losses” for details.