Consolidation Program and Restructuring Charge (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended	12 Months Ended
	Mar. 31, 2013	Apr. 01, 2012	Mar. 31, 2013	Dec. 30, 2012
Consolidation Program and Restructuring Charge [Abstract]
Restructuring and Related Cost, Cost Incurred to Date	$ 28,926		$ 64,971	$ 36,045
Restructuring and Related Cost, Number of Positions Eliminated	560
Restructuring Cost and Reserve [Line Items]
Costs of Sales	8,493	2,764
Product Development	3,515	2,479
Selling, distribution and administration	16,918	5,887
Total costs incurred related to restructuring activities	28,926	11,130
Facility Costs
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance	1,157
Restructuring Reserve, Settled without Cash	1,157
Restructuring Reserve, Ending Balance	0		0
Severance Costs
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance	34,888
Restructuring Reserve, Current Period Charges	24,238
Restructuring Reserve, Settled with Cash	(4,408)
Restructuring Reserve, Ending Balance	54,718		54,718
Contract Termination [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance	0
Restructuring Reserve, Current Period Charges	1,729
Restructuring Reserve, Settled with Cash	1,729
Restructuring Reserve, Ending Balance	0		0
Non-Cash Pension Charges [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance	0
Restructuring Reserve, Current Period Charges	2,959
Restructuring Reserve, Settled without Cash	2,959
Restructuring Reserve, Ending Balance	$ 0		$ 0