Net Loss Per Share Reconciliation of the shares used for the basic loss per share (“EPS”) and diluted EPS calculations (Details)	3 Months Ended
	Jun. 30, 2014		Jun. 30, 2013
Basic EPS:
Weighted average number of shares of common stock outstanding and vested deferred stock units (“DSUs”)	12,505,000	[1]	12,062,000	[1]
Diluted EPS:
Effect of dilutive stock options and unvested DSUs	0		0
Total diluted EPS	12,505,000		12,062,000
Stock Options [Member]
Diluted EPS:
Total outstanding options not included in diluted EPS as they would be antidilutive	3,198,000		2,837,000
Performance Shares [Member]
Diluted EPS:
Performance and market-based grants not included in diluted EPS	0		239,000
Deferred Stock Unit (DSU) [Member]
Basic EPS:
Vested stock units	200,807		170,112

[1] Includes 200,807 and 170,112 vested cumulative DSUs, respectively, for the three months ended June 30, 2014 and 2013 that will not be issued until the directors holding the DSUs retire from our Board of Directors.