Earnings (Loss) Per Share - Reconciliation of Weighted Average Shares Outstanding Used in Calculation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016
Earnings Per Share [Abstract]
Net income (loss)	$ 4,260	$ (9,675)	$ 7,162	$ (9,793)
Weighted average number of shares - basic	33,861	32,396	33,647	32,109
Weighted Average Number Diluted Shares Outstanding Adjustment	1,013	0	1,069	0
Net (loss) income per share - basic	$ 0.13	$ (0.30)	$ 0.21	$ (0.30)
Net (loss) income per share - diluted	$ 0.12	$ (0.30)	$ 0.21	$ (0.30)