Share Based Awards (Details) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended	12 Months Ended
	Sep. 30, 2015	Mar. 31, 2015
Number of Shares
Outstanding, April 1, 2015	1,636,176
Granted	564,000
Exercised	(300)
Forfeited/Canceled	(230,200)
Vested and expected to vest, September 30, 2015	1,841,630
Exercisable, September 30, 2015	760,606
Weighted- Average Exercise Price per Share
Outstanding, April 1, 2015	$ 24.82
Granted	15.55
Exercised	15.99
Forfeited/Canceled	23.41
Outstanding, September 30, 2015	22.35	$ 24.82
Vested and expected to vest, September 30, 2015	22.63
Exercisable, September 30, 2015	$ 28.86
Weighted- Average Remaining Contractual Life (years)
Outstanding, April 1, 2015	5 years 9 months	5 years 6 months
Granted	7 years 8 months
Exercised	6 years 8 months
Forfeited/Canceled	5 years
Outstanding, September 30, 2015	5 years 9 months	5 years 6 months
Vested and expected to vest, September 30, 2015	5 years 8 months 12 days
Exercisable, September 30, 2015	4 years 4 months
Aggregate Intrinsic Value, Exercised	$ 0
Aggregate Intrinsic Value Outstanding Ending Balance	0
Aggregate Intrinsic Value Vested and expected to vest	0
Aggregate Intrinsic Value Exercisable	$ 0