Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 142,171	$ 151,406	$ 150,331
Balance received through acquisition	52,617	0	0
Charged (Credit) to costs and expenses	58,373	(9,877)	1,677
Charged to other accounts	413	645	(317)
Write-offs net of recoveries	(5)	(3)	(285)
Balance at end of period	253,569	142,171	151,406
Allowance for deferred taxes
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	141,215	150,528	149,209
Balance received through acquisition	52,481	0	0
Charged (Credit) to costs and expenses	58,658	(9,958)	1,636
Charged to other accounts	224	645	(317)
Write-offs net of recoveries	0	0	0
Balance at end of period	252,578	141,215	150,528
Allowance for doubtful accounts
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	875	878	1,122
Balance received through acquisition	0	0	0
Charged (Credit) to costs and expenses	(438)	0	41
Charged to other accounts	189	0	0
Write-offs net of recoveries	(5)	(3)	(285)
Balance at end of period	621	875	878
Allowance for warranty expense
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	81	0	0
Balance received through acquisition	136	0	0
Charged (Credit) to costs and expenses	153	81	0
Charged to other accounts	0	0	0
Write-offs net of recoveries	0	0	0
Balance at end of period	$ 370	$ 81	$ 0