Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Apr. 03, 2018	Apr. 04, 2017	Jan. 02, 2018	Feb. 08, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Document Period End Date	Apr. 03, 2018
Net Income (Loss) Available to Common Stockholders, Basic	$ (3,575)	$ (27,810)
Net loss	$ (3,575)	$ (26,845)
Shares:
Basic weighted average shares outstanding (in shares)	41,128,473	28,073,333
Effect of dilutive securities (in shares)	0	0
Diluted weighted average number of shares outstanding (in shares)	41,128,473	28,073,333
Loss per share:
Basic loss per share (USD per share)	$ (0.09)	$ (0.99)
Diluted loss per share (USD per share)	$ (0.09)	$ (0.99)
Preferred stock, shares issued (in shares)	0		0
Antidilutive securities excluded from computation of earnings per share	3,106,710	7,670,529
L Catterton | Preferred Stock
Loss per share:
Preferred stock, shares issued (in shares)		18,500		18,500