Earnings (Loss) Per Share - Reconciliation of Weighted Average Shares Outstanding Used in Calculation of Basic and Diluted Earnings Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Earnings Per Share [Abstract]
Net income (loss)	$ (6,243)	$ (2,778)	$ (14,494)	$ (6,061)
Weighted average number of shares - basic	30,552	29,967	30,452	29,856
Incremental diluted shares	0	0	0	0
Weighted average shares used for diluted earnings per share	30,552	29,967	30,452	29,856
Net (loss) income per share - basic	$ (0.20)	$ (0.09)	$ (0.48)	$ (0.20)
Net (loss) income per share - diluted	$ (0.20)	$ (0.09)	$ (0.48)	$ (0.20)