Discontinued Operations - Income Statement Summary of Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss from discontinued operations, net of tax	$ 0	$ (376)	$ (70)	$ (1,156)
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]
Net sales	0	8,137	16,637	25,658
Operating Expense	0	(8,537)	(17,319)	(26,887)
Loss from discontinued operations before income taxes	0	(400)	(682)	(1,229)
Income tax benefit	0	(24)	(612)	(73)
Loss from discontinued operations, net of tax	$ 0	$ (376)	$ (70)	$ (1,156)