Business Segments Assets and Goodwill by Segment (Details) (USD $) In Millions, unless otherwise specified	Sep. 07, 2013	Dec. 29, 2012	Sep. 08, 2012
Segment Reporting Information [Line Items]
Total assets	$ 2,670.2	$ 2,614.4	$ 948.0
Goodwill	445.8	459.9	39.6
Operating Segments [Member] | Lifestyle Group [Member]
Segment Reporting Information [Line Items]
Total assets	1,448.9		79.6
Goodwill	329.5		6.5
Operating Segments [Member] | Performance Group [Member]
Segment Reporting Information [Line Items]
Total assets	547.9		256.3
Goodwill	92.9		10.3
Operating Segments [Member] | Heritage Group [Member]
Segment Reporting Information [Line Items]
Total assets	277.7		251.7
Goodwill	23.4		22.8
Intersegment Eliminations [Member] | Other [Member]
Segment Reporting Information [Line Items]
Total assets	63.3		55.6
Corporate, Non-Segment [Member] | Corporate [Member]
Segment Reporting Information [Line Items]
Total assets	$ 332.4		$ 304.8