Other (Income) Expense Net, (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013		Sep. 30, 2012
Components of other expense, net
Currency remeasurement (gain) loss	$ (6,944)	[1]	$ (939)	[1]	$ (1,334)	[1]	$ 252	[1]
Other	(563)		0		(1,008)		45
Other expense, net	$ (7,507)		$ (939)		$ (2,342)		$ 297

[1] The currency remeasurement loss relates primarily to intercompany loans to foreign subsidiaries denominated in Euros, the Australian dollar, and various other foreign currencies.