Common Stock Repurchase Program (Details) - USD ($)	3 Months Ended	12 Months Ended
	Apr. 04, 2015	Dec. 30, 2017	Dec. 31, 2016	Mar. 03, 2014
Equity [Abstract]
Stock repurchase program, authorized amount				$ 20,000,000.0
Number of shares repurchased	1,100,000	0	0
Value of shares repurchased	$ 7,000,000