Business Combination (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	0 Months Ended	3 Months Ended						0 Months Ended			3 Months Ended							0 Months Ended
	Mar. 18, 2013 Country	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013 Maximum [Member]	Mar. 31, 2013 Minimum [Member]	Mar. 31, 2013 Convertible Notes payable [Member]	Mar. 31, 2013 Senior Notes [Member]	Mar. 31, 2013 Sealy [Member]	Mar. 18, 2013 Sealy [Member]		Mar. 31, 2013 Sealy [Member] Maximum [Member]	Mar. 31, 2013 Sealy [Member] Minimum [Member]	Mar. 18, 2013 Sealy [Member] Contractual retailer/distributer relationships [Member]	Mar. 18, 2013 Sealy [Member] Developed Technology, including patents [Member]	Mar. 18, 2013 Sealy [Member] Customer Databases [Member]	Mar. 18, 2013 Sealy [Member] Definite-lived Trade Names [Member]	Mar. 18, 2013 Sealy [Member] Trade Names [Member]	Mar. 18, 2013 Sealy [Member] Convertible Notes payable [Member]	Mar. 18, 2013 Sealy [Member] Senior Notes [Member]	Mar. 18, 2013 Sealy [Member] Senior Subordinated Notes [Member]
Business Combination [Abstract]
Conversion price per share of Sealy common stock issued and outstanding (in dollars per share)	$ 2.20
Direct transaction costs		$ 11.8
Incremental interest expense		19.9
Purchase Price, Including Debt Assumed [Abstract]
Cash consideration for stock									231.2	[1]
Cash consideration for share-based awards									14.2	[2]
Cash consideration for 8.0% Sealy Notes									442.1	[3]
Cash consideration for repayment of Sealy Senior Notes									260.6	[4]
Cash consideration for repayment of Sealy 2014 Notes									276.9	[5]
Total consideration									1,225.0
Paid to escrow - 8% Sealy Notes									92.7	[6]
Cash acquired									(52.2)	[7]
Net consideration transferred									1,265.5
Cash per share price (in dollars per share)									$ 2.2									$ 2.2
Number of shares issued (in shares)									105.1									201.0
Stated percentage (in hundredths)						8.00%	6.875%											8.00%	10.875%	8.25%
Components of the preliminary purchase price allocation [Abstract]
Accounts receivable, net									186.4
Inventory									75.1
Prepaid expenses and other current assets									42.3
Accounts payable									(77.7)
Accrued expenses									(126.4)
Property, plant and equipment									252.3
Other assets									36.7
Identifiable Intangible Assets [Abstract]
Intangible assets not amortizable																	522.8
Intangible assets, amortizable													91.1	88.8	3.9	2.3
Deferred income taxes, net									(281.6)
Other liabilities									(99.8)
Goodwill									549.3
Net consideration transferred									1,265.5
Fair value inputs, discount rate (in hundredths)				12.00%	11.00%
Useful life											15 years	3 years
Fair value of property, plant, and equipment of real property		108.9
Fair value of property plant and equipment of personal property		143.4
Net sales		390.1	384.4					46.7
Pre-tax loss		14.9	81.5					3.6
Business acquisition, pro forma information [Abstract]
Net sales		683.0	696.7
Net income		$ 15.6	$ 29.0
Earnings from continuing operations per common share - Diluted		$ 0.25	$ 0.44
Number of country combined operations	80

[1] The cash consideration for outstanding shares of Sealy common stock is the product of the agreed-upon cash per share price of $2.20 and total Sealy shares of 105.1 million.

[2] The cash consideration for share-based awards is the product of the agreed-upon cash per share price of $2.20 and the total number of restricted stock units and deferred stock units outstanding and the "in the money" stock options net of the weighted average exercise price.

[3] The cash consideration for Sealy’s 8.0% Senior Secured Third Lien Convertible Notes due 2016 (“Convertible 8.0% Sealy Notes”) is the result of applying the adjusted equity conversion rate to the 8.0% Sealy Notes Convertible Notes and multiplying the result by the agreed-upon cash per share price of $2.20. The 8.0% Sealy Convertible Notes, after conversion, that were converted into the right to receive the same merger consideration that would have been payable to a holder of represent 201.0 million shares of Sealy common stock, subject to adjustment in accordance with the terms of the supplemental indenture governing the 8.0% Sealy Notes.

[4] The cash consideration for Sealy's 10.875% Senior Notes due 2016 ("Senior Notes") reflects the repayment of the outstanding obligation.

[5] The cash consideration for Sealy's 8.25% Senior Subordinated Notes due 2014 ("Senior Subordinated Notes") reflects the repayment of the outstanding obligation.

[6] Pursuant to the merger agreement, the Company deposited with a paying agent an amount in cash sufficient to make payment to all holders of the 8.0% Sealy Notes who converted their notes during a make-whole period. Of this amount deposited, approximately $92.7 million will be transferred back to the Company after the expiration of a deposit period specified in the related paying agency agreement. The 8.0% Sealy Notes will continue to be secured obligations of Sealy and certain of its subsidiaries until maturity.

[7] Represents the Sealy cash balance acquired at acquisition.