INCOME TAXES (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Tax Examination [Line Items]
Expected Federal income tax expense U.S. statutory rate	21.00%	21.00%
Gain on sale of discontinued operations, net of tax	$ 8,179	$ 0
Change in valuation allowance	(7,789)	1,405
Valuation allowance	6,405	14,658
Delphax Solutions
Income Tax Examination [Line Items]
Change in valuation allowance	200
Delphax Technologies
Income Tax Examination [Line Items]
Change in valuation allowance		(8,900)
Delphax | Foreign Tax Authority
Income Tax Examination [Line Items]
Total operating loss carryforwards	2,300
Delphax | Foreign Tax Authority | Research Tax Credit Carryforward [Member]
Income Tax Examination [Line Items]
Valuation allowance	4,800	13,000
Delphax | Federal Tax Authority
Income Tax Examination [Line Items]
Total operating loss carryforwards	9,100
Discontinued Operations, Disposed of by Sale | Global Aviation Services, LLC
Income Tax Examination [Line Items]
Income tax benefit (loss)	568	$ 259
Gain on sale of discontinued operations, net of tax	$ 8,200