Other Current Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Jun. 28, 2013		Dec. 28, 2012
Other Liabilities, Current [Line Items]
Accrued salaries and wages	$ 2,000		$ 1,950
Accrued bonuses	576		500
Accrued severance	618		499
Customer credit balances	220		324
Accrued insurance	242		515
Accrued audit fees	280		396
Accrued income taxes	614		451
Other	996	[1]	1,067	[1]
Other Liabilities, Current	$ 5,546		$ 5,702

[1] No item in “Other” above exceeds 5% of the total other current liabilities