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Valuation and Qualifying Accounts and Reserves (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Jan. 02, 2016
Jan. 03, 2015
Allowance for doubtful accounts      
Valuation and Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Period $ 2,226 $ 3,287 $ 3,477
Additions charged to Costs and Expenses 363 (446) 99
Additions charged to Other Accounts 384 0 0
Deductions [1] 0 (615) (289)
Balance at End of Period 2,973 2,226 3,287
Inventory and other reserves      
Valuation and Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Period 4,065 7,107 5,859
Additions charged to Costs and Expenses 5,109 7,593 11,822
Additions charged to Other Accounts 0 0 0
Deductions [1] (5,471) (10,635) (10,574)
Balance at End of Period 3,703 4,065 7,107
Tax valuation allowance      
Valuation and Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Period 28,280 34,640 36,372
Additions charged to Costs and Expenses 2,258 1,056 3,183
Additions charged to Other Accounts (483) (2,631) 0
Deductions [1] (11,778) (4,785) (4,915)
Balance at End of Period $ 18,277 $ 28,280 $ 34,640
[1] Primarily represents the utilization of established reserves, net of recoveries, where applicable.