Condensed Consolidated Statements of Comprehensive (Loss) Income (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (2,662)	$ 516	$ 19,106	$ (1,628)
Other comprehensive (loss) income, net of tax:
Unrealized foreign currency translation adjustments	48	(826)	232	(777)
Unrealized loss on sale of securities	0	0	0	(4)
Total comprehensive (loss) income	$ (2,614)	$ (310)	$ 19,338	$ (2,409)