Income Taxes - Income Tax Expense, Current and Deferred (Details) - USD ($) $ in Thousands	3 Months Ended											12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	[1]	Dec. 31, 2014	Sep. 30, 2014	[2]	Jun. 30, 2014	[3]	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Current:
Federal												$ (16)	$ (17)	$ (20)
Foreign												(633)	1,206	819
State												8	(1)	6
Total Current												(641)	1,188	805
Deferred:
Foreign												17	(96)	(186)
Total Deferred												17	(96)	(186)
Total current and deferred	$ 116	$ 170	$ (488)	$ (422)	$ 99		$ 862	$ 272		$ (141)		$ (624)	$ 1,092	$ 619

[1] The consolidated operating results for the fourth quarter of fiscal 2015 included a charge of $2.1 million related to the Veloce consideration, a charge of $4.1 million related to restructuring and an impairment charge of $0.5 million related to a strategic investment.

[2] The consolidated operating results for the second quarter of fiscal 2015 included an impairment charge of $2.5 million related to a strategic investment.

[3] The consolidated operating results for the first quarter of fiscal 2015 included a charge of $7.1 million related to the Veloce consideration and a charge of $1.2 million related to restructuring.