Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 270,338	$ 253,569	$ 142,171
Balance received through acquisition	0	0	52,617
Charged (Credit) to costs and expenses	(50,857)	15,028	58,373
Charged (credit) to other accounts	2	2,943	413
Settlements & write-offs net of recoveries	(166)	(1,202)	(5)
Balance at end of period	219,317	270,338	253,569
Allowance for deferred taxes
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	260,687	252,578	141,215
Balance received through acquisition	0	0	52,481
Charged (Credit) to costs and expenses	(50,960)	7,450	58,658
Charged (credit) to other accounts	(36)	659	224
Settlements & write-offs net of recoveries	0	0	0
Balance at end of period	209,691	260,687	252,578
Allowance for doubtful accounts
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	9,299	621	875
Balance received through acquisition	0	0	0
Charged (Credit) to costs and expenses	3	7,362	(438)
Charged (credit) to other accounts	38	2,284	189
Settlements & write-offs net of recoveries	31	(968)	(5)
Balance at end of period	9,371	9,299	621
Allowance for warranty expense
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	352	370	81
Balance received through acquisition	0	0	136
Charged (Credit) to costs and expenses	100	216	153
Charged (credit) to other accounts	0	0	0
Settlements & write-offs net of recoveries	(197)	(234)	0
Balance at end of period	$ 255	$ 352	$ 370