Net Loss Per Share Reconciliation of the shares used for the basic loss per share (“EPS”) and diluted EPS calculations (Details)	3 Months Ended				9 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2013		Dec. 31, 2012
Basic EPS:
Weighted average number of shares of common stock outstanding and vested deferred stock units (“DSUs”)	12,181,000	[1]	11,996,000	[1]	12,116,000	[1]	11,634,000	[1]
Diluted EPS:
Effect of dilutive stock options and unvested DSUs	0		0		0		0
Total diluted EPS	12,181,000		11,996,000		12,116,000		11,634,000
Stock Options [Member]
Diluted EPS:
Total outstanding options not included in diluted EPS as they would be antidilutive	2,917,000		2,851,000		2,917,000		2,851,000
Performance Shares [Member]
Diluted EPS:
Performance and market-based grants not included in diluted EPS	160,000		270,000		160,000		270,000
Deferred Stock Unit (DSU) [Member]
Basic EPS:
Vested stock units	184,458		151,554		177,648		138,838

[1] Includes 184,458 and 151,554 vested cumulative DSUs, respectively, for the three months ended December 31, 2013 and 2012 and 177,648 and 138,838 vested cumulative DSUs, respectively, for the nine months ended December 31, 2013 and 2012, in each case, that will not be issued until the directors holding the DSUs retire from our Board of Directors.