Stock Options, Other Stock Awards and Warrants, Allocation of Recognized Period Costs (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2014	Dec. 29, 2013	Dec. 30, 2012
Allocation of total compensation expense related to stock options, restricted stock units and Stock Performance Awards [Abstract]
Allocated share-based compensation (income) expense	$ 36,152	$ 21,272	$ 19,434
Income tax benefit	11,745	7,065	6,392
Allocated share-based compensation expense, net of tax	24,407	14,207	13,042
Cost of Sales [Member]
Allocation of total compensation expense related to stock options, restricted stock units and Stock Performance Awards [Abstract]
Allocated share-based compensation (income) expense	395	152	146
Product Development [Member]
Allocation of total compensation expense related to stock options, restricted stock units and Stock Performance Awards [Abstract]
Allocated share-based compensation (income) expense	3,874	1,767	1,854
Selling, Distribution and Administration [Member]
Allocation of total compensation expense related to stock options, restricted stock units and Stock Performance Awards [Abstract]
Allocated share-based compensation (income) expense	$ 31,883	$ 19,353	$ 17,434