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Summary of Valuation and Qualifying Accounts (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 02, 2016
Jan. 03, 2015
Dec. 28, 2013
Valuation Allowance of Deferred Tax Assets [Member]      
Beginning Balance $ 15,572 $ 20,987 $ 20,865
Charged to cost and expenses 368 $ 122
Deductions [1],[2] $ (15,940) $ (5,415)
Ending Balance 15,572 $ 20,987
Allowance for Doubtful Accounts [Member]      
Beginning Balance $ 3,248 1,889 1,316
Charged to cost and expenses 19 1,432 1,109
Deductions [1],[2] (223) (73) (536)
Ending Balance $ 3,044 $ 3,248 $ 1,889
[1] Deductions from deferred tax asset valuation allowance represent reserves utilized.
[2] Deductions from the receivables allowance for doubtful accounts represent uncollectible accounts written off and recoveries.