Business Segments (Assets and Goodwill by Segment) (Details) - USD ($) $ in Millions	Jun. 20, 2015	Jan. 03, 2015	Jun. 14, 2014	Dec. 28, 2013
Segment Reporting Information [Line Items]
Total assets	$ 2,554.6	$ 2,504.5	$ 2,681.2
Goodwill	436.5	438.8	444.8	$ 445.3
Lifestyle Group [Member]
Segment Reporting Information [Line Items]
Total assets	1,409.0	1,378.8	1,475.4
Goodwill	321.2	323.8	327.9
Performance Group [Member]
Segment Reporting Information [Line Items]
Total assets	510.3	485.8	503.3
Goodwill	92.5	92.5	92.8
Heritage Group [Member]
Segment Reporting Information [Line Items]
Total assets	255.3	246.4	214.6
Goodwill	22.8	22.5	24.1
Other [Member]
Segment Reporting Information [Line Items]
Total assets	53.2	52.1	62.1
Corporate [Member]
Segment Reporting Information [Line Items]
Total assets	$ 326.8	$ 341.4	$ 425.8