Stock Buyback (Details) - USD ($)		3 Months Ended
	Apr. 23, 2014	Jun. 28, 2015	Jun. 29, 2014
Stock Buyback
Number of shares repurchased (in shares)		0
Amount available for repurchase		$ 5,400,000
Stock authorized to purchase on non-accelerated basis	$ 10,000,000
Stock repurhase period	24 months
Aggregate authorized common stock repurchase limit under loan agreements		30,000,000
Remaining authorized common stock repurchase limit under loan agreements		11,700,000
Tax withholding for share based compensation		$ 827,000	$ 1,404,300