CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	Apr. 02, 2016	Jan. 02, 2016
Statement of Financial Position [Abstract]
Accounts receivable, allowance	$ 97	$ 73
Inventories, reserves	$ 0	$ 0
Common Stock, shares authorized (in shares)	10,000	10,000
Common Stock, issued shares (in shares)	5,901	5,901
Common Stock, outstanding shares (in shares)	5,901	5,901
Assets of the consolidated variable interest entity	$ 9,263	$ 8,856
Liabilities of the consolidated variable interest entity	$ 3,668	$ 2,838