Discontinued Operations - Narrative (Details) - USD ($)		3 Months Ended		12 Months Ended
	Nov. 26, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net proceeds from the sale of business				$ 9,000,000	$ 0	$ 0
Non-cash asset impairment				300,000	800,000	1,500,000
Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net proceeds from the sale of business	$ 9,000,000
Estimated cash proceeds upon closing	21,500,000
Additional purchase price provision, if circumstances met (up to)	20,000,000.0
Amount of contingent consideration not expected to receive	$ 5,000,000
Loss on sale of discontinued operations				22,500,000
Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net proceeds from the sale of business				9,000,000	0	0
Non-cash asset impairment		$ 82,000,000	$ 44,000,000	$ 126,000,000	$ 111,200,000	$ 0