Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data	3 Months Ended		6 Months Ended
	Jul. 02, 2011	Jul. 03, 2010	Jul. 02, 2011	Jul. 03, 2010
Statement of Operations [Abstract]
Net sales	$ 876.7	$ 849.0	$ 1,825.7	$ 1,725.2
Licensing income	10.4	10.3	22.5	21.3
Other revenues	0.3	0.3	0.5	0.4
Total revenues	887.4	859.6	1,848.7	1,746.9
Cost of goods sold	564.3	542.4	1,194.9	1,103.5
Gross profit	323.1	317.2	653.8	643.4
Selling, general and administrative expenses	278.2	261.9	547.7	511.8
Operating income	44.9	55.3	106.1	131.6
Interest income	0.3	0.4	0.4	0.8
Interest expense and financing costs	37.3	14.7	58.6	27.1
Equity in income (loss) of unconsolidated affiliate	0.7	0	2.0	(1.8)
Income before provision for income taxes	8.6	41.0	49.9	103.5
Provision for income taxes	3.2	15.2	18.7	38.3
Net income	5.4	25.8	31.2	65.2
Less: income attributable to noncontrolling interest	0.2	0.1	0.4	0.3
Income attributable to Jones	$ 5.2	$ 25.7	$ 30.8	$ 64.9
Earnings per common share attributable to Jones
Basic	$ 0.06	$ 0.30	$ 0.37	$ 0.75
Diluted	$ 0.06	$ 0.30	$ 0.36	$ 0.75
Weighted average common share and share equivalents outstanding
Basic	81.7	82.2	81.9	82.1
Diluted	83.2	82.7	83.3	82.6
Dividends declared per share	$ 0.05	$ 0.05	$ 0.10	$ 0.10