Stock Based Compensation (Details) (USD $)	9 Months Ended	0 Months Ended
	Dec. 31, 2014 plan	Oct. 17, 2014
Stock-Based Compensation
Number of stock incentive plans	2
Weighted Average Exercise Price Per Share
Number of shares of common stock receivable upon vesting of each RSU	1
Stock options
Number of Shares
Options outstanding at the beginning of the period (in shares)	2,019,000
Granted (in shares)	630,000
Exercised (in shares)	(23,000)
Forfeited (in shares)	(189,000)
Expired (in shares)	(60,000)
Options outstanding at the end of the period (in shares)	2,377,000
Weighted Average Exercise Price Per Share
Options outstanding at the beginning of the period (in dollars per share)	1.88
Granted (in dollars per share)	1.86
Exercised (in dollars per share)	1.40
Forfeited (in dollars per share)	2.00
Expired (in dollars per share)	2.40
Options outstanding at the end of the period (in dollars per share)	1.85
Restricted Stock Units (RSUs)
Number of Shares
Restricted stock units outstanding at the beginning of the period (in shares)	195,000
Restricted stock units granted (in shares)	90,000
Restricted stock units vested (in shares)	(84,000)
Restricted stock units outstanding at the end of the period (in shares)	201,000
2007 Plan
Employee Benefit Plans
Shares of common stock available for grant	1,276,000
Increase in number of shares of common stock authorized and reserved for issuance under the plan		1,500,000