Special Charges (Income) and Other, Net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Other Nonrecurring (Income) Expense [Abstract]
Employee separation costs	$ 6,525	$ 1,599	$ 35,346	$ 9,003
Impairment charges	8,084	0	10,045	0
Exit costs	4,223	526	4,223	686
Other	2,112	63	2,908	704
Legal settlement costs	0	4,294	0	4,294
Insurance settlement	0	(11,500)	0	(11,500)
Special charges and other, net	$ 20,944	$ (5,018)	$ 52,522	$ 3,187