Other (Income) Expense, Net (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2014		Dec. 31, 2013
Components of other expense, net
Currency remeasurement (gain) loss	$ 11,994	[1]	$ (3,509)	[1]	$ 28,821	[1]	$ (4,843)	[1]
Other	(2)		(139)		(117)		(1,147)
Total	$ 11,992		$ (3,648)		$ 28,704		$ (5,990)

[1] The currency remeasurement (gain) loss related primarily to intercompany loans to foreign subsidiaries denominated in euros.