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DISCONTINUED OPERATIONS (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
DISCONTINUED OPERATIONS (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Mar. 31, 2020	Mar. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on sale of discontinued operations, net of tax		$ 8,179	$ 0
Discontinued Operations, Disposed of by Sale \| Global Aviation Services, LLC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership percentage	100.00%
Purchase price		21,000
Earn-out provision		4,000
Proceeds from divestiture of businesses	$ 20,500
Recognition of pre-tax gain on sale of GAS		10,500
Tax expense on disposal		2,300
Gain on sale of discontinued operations, net of tax		$ 8,200