SUPPLEMENTAL CONDENSED FINANCIAL INFORMATION (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011	Dec. 31, 2011	Dec. 31, 2010
CURRENT ASSETS:
Cash and cash equivalents	$ 234.1	$ 61.2	$ 234.1	$ 61.2
Accounts receivable	486.2	490.9	486.2	490.9	339.6
Inventories	523.7	555.2	523.7	555.2	491.1
Prepaid and refundable income taxes	2.2	9.1	2.2	9.1	11.9
Deferred taxes	32.5	32.3	32.5	32.3	26.4
Prepaid expenses and other current assets	42.4		42.4		47.7
Total current assets	1,321.1	1,187.8	1,321.1	1,187.8	1,155.5
Property, plant and equipment	276.2	270.5	276.2	270.5	271.4
Due from affiliates	0		0		0
Goodwill	262.5	256.2	262.5	256.2	255.3	161.8
Other intangibles	901.5	935.2	901.5	935.2	897.4
Deferred taxes	0		0		0
Investments in subsidiaries	38.4	42.2	38.4	42.2	35.6
Other assets	99.8	104.3	99.8	104.3	100.1
Total assets	2,899.5	2,796.2	2,899.5	2,796.2	2,715.3
CURRENT LIABILITIES:
Current portion of long-term debt and capital lease obligations	2.1	2.0	2.1	2.0	2.0
Current portion of acquisition consideration payable	230.2	22.2	230.2	22.2	194.1
Accounts payable	252.2	231.4	252.2	231.4	236.2
Income taxes payable	17.5	0.4	17.5	0.4	1.4
Accrued expenses and other current liabilities	152.0		152.0		146.3
Total current liabilities	654.0	445.7	654.0	445.7	580.0
Long-term debt	936.3	833.2	936.3	833.2	831.4
Obligations under capital leases	21.8	23.8	21.8	23.8	23.3
Deferred taxes	66.5	93.2	66.5	93.2	73.4
Income taxes payable	0.3	8.8	0.3	8.8	6.7
Acquisition consideration payable	5.0	190.6	5.0	190.6	17.7
Due to affiliates	0		0		0
Other	117.4	81.2	117.4	81.2	93.4
Total liabilities	1,801.3	1,676.5	1,801.3	1,676.5	1,625.9
Redeemable noncontrolling interest	0.6	0	0.6	0	0
EQUITY:
Common stock and additional paid-in capital	523.0		523.0		522.6
Retained earnings	590.5	621.4	590.5	621.4	596.2
Accumulated other comprehensive (loss) income	(16.9)	(21.8)	(16.9)	(21.8)	(29.6)
Total Jones stockholders' equity	1,096.6	1,119.5	1,096.6	1,119.5	1,089.2
Noncontrolling interests	1.0	0.2	1.0	0.2	0.2
Total equity	1,097.6	1,119.7	1,097.6	1,119.7	1,089.4	1,138.3
Total liabilities and equity	2,899.5	2,796.2	2,899.5	2,796.2	2,715.3
Condensed Consolidating Statements of Operations [Abstract]
Net sales	1,024.6	1,030.1	2,792.3	2,855.9
Licensing income	10.5	12.7	33.0	35.1
Other revenues	0.3	0.2	0.9	0.7
Total revenues	1,035.4	1,043.0	2,826.2	2,891.7
Cost of goods sold	670.8	671.1	1,792.0	1,866.1
Gross profit	364.6	371.9	1,034.2	1,025.6
Selling, general and administrative expenses	301.9	311.5	909.6	859.2
Operating income	62.7	60.4	124.6	166.4
Net interest expense and financing costs	37.7	0.7	89.2	58.8
Equity in income of unconsolidated affiliate	0	0.5	1.4	2.6
Income before provision for income taxes	25.0	60.2	36.8	110.2
(Benefit) provision for income taxes	7.2	19.0	11.6	37.8
Equity in earnings of subsidiaries	0	0	0	0
Net income	17.8	41.2	25.2	72.4
Less: income attributable to noncontrolling interest	0.4	0.2	0.9	0.6
Income attributable to Jones	17.4	41.0	24.3	71.8
Condensed Consolidating Statements of Other Comprehensive Income [Abstract]
Net income	17.8	41.2	25.2	72.4
Other comprehensive income (loss):
Change in fair value of cash flow hedges, net of tax	(0.3)	0.2	(0.1)	(0.2)
Reclassification adjustment for hedge gains and losses included in net income, net of tax	0	0.2	0.1	0.6
Foreign currency translation adjustments	11.6	(12.3)	12.7	(13.8)
Total other comprehensive income (loss)	11.3	(11.9)	12.7	(13.4)
Comprehensive income	29.1	29.3	37.9	59.0
Condensed Consolidating Statements Of Cash Flows [Abstract]
Net cash (used in) provided by operating activities			13.1	6.4
Cash flows from investing activities:
Capital expenditures			(57.1)	(72.7)
Acquisition of Brian Atwood, net of cash acquired			(4.4)	0
Contingent consideration paid related to investment in GRI			(3.5)	0
Acquisition of KG Group Holdings Limited, net of cash acquired			0	(143.1)
Payments related to acquisition of Moda Nicola International, LLC			0	(2.5)
Proceeds from sale of trademark			5.0	0
Other			(0.1)	0.1
Net cash used in investing activities			(60.1)	(218.2)
Cash flows from financing activities:
Issuance of 6.875% Senior Notes due 2019			103.5	300.0
Debt issuance costs			(2.3)	(6.6)
Costs related to secured revolving credit agreement			(0.3)	(3.0)
Net increase in short-term borrowings			0	55.0
Repayment of acquired debt of KG Group Holdings Limited			0	(174.1)
Dividends paid			(11.7)	(12.7)
Repurchases of common stock			(34)	(78)
Payments of acquisition consideration payable			(14.6)	(8.2)
Other items, net			0.2	(0.2)
Net cash provided by (used in) financing activities			40.8	72.2
Effect of exchange rates on cash			1.5	0
Net (decrease) increase in cash and cash equivalents			(4.7)	(139.6)
CASH AND CASH EQUIVALENTS, BEGINNING			238.8	200.8
CASH AND CASH EQUIVALENTS, ENDING	234.1	61.2	234.1	61.2
Eliminations [Member]
CURRENT ASSETS:
Cash and cash equivalents	0	0	0	0
Accounts receivable	0		0		0
Inventories	(1.4)		(1.4)		(0.3)
Prepaid and refundable income taxes	(19.7)		(19.7)		1.7
Deferred taxes	0		0		0
Prepaid expenses and other current assets	(1.3)		(1.3)		0
Total current assets	(22.4)		(22.4)		1.4
Property, plant and equipment	0		0		0
Due from affiliates	(288.8)		(288.8)		(1,604.4)
Goodwill	0		0		0
Other intangibles	0		0		0
Deferred taxes	(93.2)		(93.2)		(80.6)
Investments in subsidiaries	(1,761.8)		(1,761.8)		(3,047.9)
Other assets	0		0		0
Total assets	(2,166.2)		(2,166.2)		(4,731.5)
CURRENT LIABILITIES:
Current portion of long-term debt and capital lease obligations	0		0		0
Current portion of acquisition consideration payable	0		0		0
Accounts payable	0		0		0
Income taxes payable	(40.0)		(40.0)		(18.1)
Accrued expenses and other current liabilities	(1.3)		(1.3)		0
Total current liabilities	(41.3)		(41.3)		(18.1)
Long-term debt	0		0		0
Obligations under capital leases	0		0		0
Deferred taxes	(99.2)		(99.2)		(86.6)
Income taxes payable	0		0		0
Acquisition consideration payable	0		0		0
Due to affiliates	(288.8)		(288.8)		(1,604.4)
Other	0		0		0
Total liabilities	(429.3)		(429.3)		(1,709.1)
Redeemable noncontrolling interest	0		0		0
EQUITY:
Common stock and additional paid-in capital	(948.1)		(948.1)		(2,352.4)
Retained earnings	(785.1)		(785.1)		(680.2)
Accumulated other comprehensive (loss) income	(3.7)		(3.7)		10.2
Total Jones stockholders' equity	(1,736.9)		(1,736.9)		(3,022.4)
Noncontrolling interests	0		0		0
Total equity	(1,736.9)		(1,736.9)		(3,022.4)
Total liabilities and equity	(2,166.2)		(2,166.2)		(4,731.5)
Condensed Consolidating Statements of Operations [Abstract]
Net sales	(7.7)	(6.0)	(20.5)	(15.5)
Licensing income	0	0	0	0
Other revenues	0	0	0	0
Total revenues	(7.7)	(6.0)	(20.5)	(15.5)
Cost of goods sold	(5.6)	(3.1)	(13.1)	(6.8)
Gross profit	(2.1)	(2.9)	(7.4)	(8.7)
Selling, general and administrative expenses	(2.1)	(2.6)	(6.3)	(8.2)
Operating income	0	(0.3)	(1.1)	(0.5)
Net interest expense and financing costs	0	0	0	0
Equity in income of unconsolidated affiliate	0	0	0	0
Income before provision for income taxes	0	(0.3)	(1.1)	(0.5)
(Benefit) provision for income taxes	0	(18.5)	(0.4)	(18.5)
Equity in earnings of subsidiaries	(54.3)	(33.1)	(132.6)	(138.1)
Net income	(54.3)	(14.9)	(133.3)	(120.1)
Less: income attributable to noncontrolling interest	0	0	0	0
Income attributable to Jones	(54.3)	(14.9)	(133.3)	(120.1)
Condensed Consolidating Statements of Other Comprehensive Income [Abstract]
Net income	(54.3)	(14.9)	(133.3)	(120.1)
Other comprehensive income (loss):
Change in fair value of cash flow hedges, net of tax	0.3	(0.2)	0.1	0.2
Reclassification adjustment for hedge gains and losses included in net income, net of tax	0	(0.2)	(0.1)	(0.6)
Foreign currency translation adjustments	(11.4)	12.3	(12.5)	13.8
Total other comprehensive income (loss)	(11.1)	11.9	(12.5)	13.4
Comprehensive income	(65.4)	(3.0)	(145.8)	(106.7)
Condensed Consolidating Statements Of Cash Flows [Abstract]
Net cash (used in) provided by operating activities			(12.6)	(16.2)
Cash flows from investing activities:
Capital expenditures			0	0
Acquisition of Brian Atwood, net of cash acquired			0	0
Contingent consideration paid related to investment in GRI			0	0
Acquisition of KG Group Holdings Limited, net of cash acquired			0	0
Payments related to acquisition of Moda Nicola International, LLC			0	0
Proceeds from sale of trademark			0	0
Other			0	0
Net cash used in investing activities			0	0
Cash flows from financing activities:
Issuance of 6.875% Senior Notes due 2019			0	0
Debt issuance costs			0	0
Costs related to secured revolving credit agreement			0	0
Net increase in short-term borrowings			0	0
Repayment of acquired debt of KG Group Holdings Limited			0	0
Dividends paid			12.6	16.2
Repurchases of common stock			0	0
Payments of acquisition consideration payable			0	0
Other items, net			0	0
Net cash provided by (used in) financing activities			12.6	16.2
Effect of exchange rates on cash			0	0
Net (decrease) increase in cash and cash equivalents			0	0
CASH AND CASH EQUIVALENTS, BEGINNING			0	0
CASH AND CASH EQUIVALENTS, ENDING	0	0	0	0
Issuers [Member]
CURRENT ASSETS:
Cash and cash equivalents	187.2	29.0	187.2	29.0
Accounts receivable	289.7		289.7		182.9
Inventories	283.2		283.2		270.5
Prepaid and refundable income taxes	18.0		18.0		5.3
Deferred taxes	18.0		18.0		13.2
Prepaid expenses and other current assets	23.6		23.6		21.5
Total current assets	819.7		819.7		689.2
Property, plant and equipment	63.7		63.7		64.9
Due from affiliates	0		0		0
Goodwill	49.4		49.4		46.7
Other intangibles	6.2		6.2		6.9
Deferred taxes	93.2		93.2		80.6
Investments in subsidiaries	1,761.8		1,761.8		3,047.9
Other assets	70.1		70.1		79.3
Total assets	2,864.1		2,864.1		4,015.5
CURRENT LIABILITIES:
Current portion of long-term debt and capital lease obligations	0		0		0
Current portion of acquisition consideration payable	230.2		230.2		192.7
Accounts payable	151.8		151.8		139.7
Income taxes payable	10.0		10.0		11.2
Accrued expenses and other current liabilities	74.6		74.6		79.0
Total current liabilities	466.6		466.6		422.6
Long-term debt	936.3		936.3		831.3
Obligations under capital leases	0		0		0
Deferred taxes	0		0		0
Income taxes payable	0.3		0.3		6.7
Acquisition consideration payable	5.0		5.0		17.7
Due to affiliates	288.8		288.8		1,604.4
Other	93.9		93.9		67.7
Total liabilities	1,790.9		1,790.9		2,950.4
Redeemable noncontrolling interest	0		0		0
EQUITY:
Common stock and additional paid-in capital	523.0		523.0		522.6
Retained earnings	567.1		567.1		572.1
Accumulated other comprehensive (loss) income	(16.9)		(16.9)		(29.6)
Total Jones stockholders' equity	1,073.2		1,073.2		1,065.1
Noncontrolling interests	0		0		0
Total equity	1,073.2		1,073.2		1,065.1
Total liabilities and equity	2,864.1		2,864.1		4,015.5
Condensed Consolidating Statements of Operations [Abstract]
Net sales	633.2	665.0	1,720.4	1,840.0
Licensing income	0	0	0	0.1
Other revenues	0.3	0.2	0.9	0.7
Total revenues	633.5	665.2	1,721.3	1,840.8
Cost of goods sold	430.3	443.9	1,141.5	1,208.5
Gross profit	203.2	221.3	579.8	632.3
Selling, general and administrative expenses	214.2	227.2	637.0	675.1
Operating income	(11.0)	(5.9)	(57.2)	(42.8)
Net interest expense and financing costs	36.3	0.7	88.7	61.3
Equity in income of unconsolidated affiliate	0	0	0	0
Income before provision for income taxes	(47.3)	(6.6)	(145.9)	(104.1)
(Benefit) provision for income taxes	(10.3)	3.6	(38.4)	(19.8)
Equity in earnings of subsidiaries	54.3	33.1	132.6	138.1
Net income	17.3	22.9	25.1	53.8
Less: income attributable to noncontrolling interest	0	0	0	0
Income attributable to Jones	17.3	22.9	25.1	53.8
Condensed Consolidating Statements of Other Comprehensive Income [Abstract]
Net income	17.3	22.9	25.1	53.8
Other comprehensive income (loss):
Change in fair value of cash flow hedges, net of tax	(0.3)	0.2	(0.1)	(0.2)
Reclassification adjustment for hedge gains and losses included in net income, net of tax	0	0.2	0.1	0.6
Foreign currency translation adjustments	11.6	(12.3)	12.7	(13.8)
Total other comprehensive income (loss)	11.3	(11.9)	12.7	(13.4)
Comprehensive income	28.6	11.0	37.8	40.4
Condensed Consolidating Statements Of Cash Flows [Abstract]
Net cash (used in) provided by operating activities			(46.5)	(31.1)
Cash flows from investing activities:
Capital expenditures			(14.6)	(32.7)
Acquisition of Brian Atwood, net of cash acquired			(5.0)	0
Contingent consideration paid related to investment in GRI			0	0
Acquisition of KG Group Holdings Limited, net of cash acquired			0	(150.0)
Payments related to acquisition of Moda Nicola International, LLC			0	(2.5)
Proceeds from sale of trademark			0	0
Other			0	0
Net cash used in investing activities			(19.6)	(185.2)
Cash flows from financing activities:
Issuance of 6.875% Senior Notes due 2019			103.5	300.0
Debt issuance costs			(2.3)	(6.6)
Costs related to secured revolving credit agreement			(0.3)	(3.0)
Net increase in short-term borrowings			0	55.0
Repayment of acquired debt of KG Group Holdings Limited			0	(174.1)
Dividends paid			(11.7)	(12.7)
Repurchases of common stock			(34)	(78)
Payments of acquisition consideration payable			0	0
Other items, net			2.3	1.7
Net cash provided by (used in) financing activities			57.5	82.3
Effect of exchange rates on cash			0	0
Net (decrease) increase in cash and cash equivalents			(8.6)	(134.0)
CASH AND CASH EQUIVALENTS, BEGINNING			195.8	163.0
CASH AND CASH EQUIVALENTS, ENDING	187.2	29.0	187.2	29.0
Others [Member]
CURRENT ASSETS:
Cash and cash equivalents	46.9	32.2	46.9	32.2
Accounts receivable	196.5		196.5		156.7
Inventories	241.9		241.9		220.9
Prepaid and refundable income taxes	3.9		3.9		4.9
Deferred taxes	14.5		14.5		13.2
Prepaid expenses and other current assets	20.1		20.1		26.2
Total current assets	523.8		523.8		464.9
Property, plant and equipment	212.5		212.5		206.5
Due from affiliates	288.8		288.8		1,604.4
Goodwill	213.1		213.1		208.6
Other intangibles	895.3		895.3		890.5
Deferred taxes	0		0		0
Investments in subsidiaries	38.4		38.4		35.6
Other assets	29.7		29.7		20.8
Total assets	2,201.6		2,201.6		3,431.3
CURRENT LIABILITIES:
Current portion of long-term debt and capital lease obligations	2.1		2.1		2.0
Current portion of acquisition consideration payable	0		0		1.4
Accounts payable	100.4		100.4		96.5
Income taxes payable	47.5		47.5		8.3
Accrued expenses and other current liabilities	78.7		78.7		67.3
Total current liabilities	228.7		228.7		175.5
Long-term debt	0		0		0.1
Obligations under capital leases	21.8		21.8		23.3
Deferred taxes	165.7		165.7		160.0
Income taxes payable	0		0		0
Acquisition consideration payable	0		0		0
Due to affiliates	0		0		0
Other	23.5		23.5		25.7
Total liabilities	439.7		439.7		384.6
Redeemable noncontrolling interest	0.6		0.6		0
EQUITY:
Common stock and additional paid-in capital	948.1		948.1		2,352.4
Retained earnings	808.5		808.5		704.3
Accumulated other comprehensive (loss) income	3.7		3.7		(10.2)
Total Jones stockholders' equity	1,760.3		1,760.3		3,046.5
Noncontrolling interests	1.0		1.0		0.2
Total equity	1,761.3		1,761.3		3,046.7
Total liabilities and equity	2,201.6		2,201.6		3,431.3
Condensed Consolidating Statements of Operations [Abstract]
Net sales	399.1	371.1	1,092.4	1,031.4
Licensing income	10.5	12.7	33.0	35.0
Other revenues	0	0	0	0
Total revenues	409.6	383.8	1,125.4	1,066.4
Cost of goods sold	246.1	230.3	663.6	664.4
Gross profit	163.5	153.5	461.8	402.0
Selling, general and administrative expenses	89.8	86.9	278.9	192.3
Operating income	73.7	66.6	182.9	209.7
Net interest expense and financing costs	1.4	0	0.5	(2.5)
Equity in income of unconsolidated affiliate	0	0.5	1.4	2.6
Income before provision for income taxes	72.3	67.1	183.8	214.8
(Benefit) provision for income taxes	17.5	33.9	50.4	76.1
Equity in earnings of subsidiaries	0	0	0	0
Net income	54.8	33.2	133.4	138.7
Less: income attributable to noncontrolling interest	0.4	0.2	0.9	0.6
Income attributable to Jones	54.4	33.0	132.5	138.1
Condensed Consolidating Statements of Other Comprehensive Income [Abstract]
Net income	54.8	33.2	133.4	138.7
Other comprehensive income (loss):
Change in fair value of cash flow hedges, net of tax	(0.3)	0.2	(0.1)	(0.2)
Reclassification adjustment for hedge gains and losses included in net income, net of tax	0	0.2	0.1	0.6
Foreign currency translation adjustments	11.4	(12.3)	12.5	(13.8)
Total other comprehensive income (loss)	11.1	(11.9)	12.5	(13.4)
Comprehensive income	65.9	21.3	145.9	125.3
Condensed Consolidating Statements Of Cash Flows [Abstract]
Net cash (used in) provided by operating activities			72.2	53.7
Cash flows from investing activities:
Capital expenditures			(42.5)	(40.0)
Acquisition of Brian Atwood, net of cash acquired			0.6	0
Contingent consideration paid related to investment in GRI			(3.5)	0
Acquisition of KG Group Holdings Limited, net of cash acquired			0	6.9
Payments related to acquisition of Moda Nicola International, LLC			0	0
Proceeds from sale of trademark			5.0	0
Other			(0.1)	0.1
Net cash used in investing activities			(40.5)	(33.0)
Cash flows from financing activities:
Issuance of 6.875% Senior Notes due 2019			0	0
Debt issuance costs			0	0
Costs related to secured revolving credit agreement			0	0
Net increase in short-term borrowings			0	0
Repayment of acquired debt of KG Group Holdings Limited			0	0
Dividends paid			(12.6)	(16.2)
Repurchases of common stock			0	0
Payments of acquisition consideration payable			(14.6)	(8.2)
Other items, net			(2.1)	(1.9)
Net cash provided by (used in) financing activities			(29.3)	(26.3)
Effect of exchange rates on cash			1.5	0
Net (decrease) increase in cash and cash equivalents			3.9	(5.6)
CASH AND CASH EQUIVALENTS, BEGINNING			43.0	37.8
CASH AND CASH EQUIVALENTS, ENDING	$ 46.9	$ 32.2	$ 46.9	$ 32.2