Employee Benefit Plans (Details 8) (USD $) In Thousands, except Per Share data, unless otherwise specified	1 Months Ended	12 Months Ended	1 Months Ended	12 Months Ended			1 Months Ended
	Apr. 30, 2012 2012 Stock Inducement Equity Plan Bracken P. Darrell	Mar. 31, 2013 Stock options	Apr. 30, 2012 Stock options 2012 Stock Inducement Equity Plan Bracken P. Darrell	Mar. 31, 2014 Time-based RSUs	Mar. 31, 2013 Time-based RSUs	Mar. 31, 2012 Time-based RSUs	Apr. 30, 2012 Time-based RSUs 2012 Stock Inducement Equity Plan Bracken P. Darrell	Apr. 30, 2012 Premium-priced stock options 2012 Stock Inducement Equity Plan Bracken P. Darrell	Apr. 30, 2012 First Tranche 2012 Stock Inducement Equity Plan Bracken P. Darrell	Apr. 30, 2012 Second Tranche 2012 Stock Inducement Equity Plan Bracken P. Darrell	Apr. 30, 2012 Third Tranche 2012 Stock Inducement Equity Plan Bracken P. Darrell
Employee Benefit Plan
Term	10 years
Shares		3,718	500						400	400	400
Shares				3,104	2,219	2,496	100
Exercise Price (in dollars per share)		$ 8	$ 8						$ 14	$ 16	$ 20
Fair Value			$ 1,820				$ 803		$ 1,100	$ 1,024	$ 896
Vesting			4 years				4 years		2 years 6 months	3 years	3 years 10 months 24 days
Term under which shares will vest								90 days