Condensed Consolidated Statements of Comprehensive (Loss) Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Net loss	$ (8,417)	$ (20,135)	$ (33,553)	$ (46,360)
Other comprehensive (loss) income, net of tax:
Foreign currency translation (losses) gains	358	521	1,015	(206)
Unrealized losses on investments		(8)		(9)
Total other comprehensive (loss) income, net of tax	358	513	1,015	(215)
Comprehensive loss	$ (8,059)	$ (19,622)	$ (32,538)	$ (46,575)