SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2015		Dec. 31, 2014		Dec. 31, 2013
Allowance for Doubtful Accounts [Member]
Allowance for sales returns and doubtful accounts [Roll Forward]
Balance at Beginning of Period		$ 6.5		$ 5.8		$ 6.3
Charged to Expenses		7.9		8.9		4.0
Write-offs		(4.8)		(8.3)		(4.5)
Other		0.2	[1]	0.1	[2]	0.0
Balance at End of Period		9.8		6.5		5.8
Allowance for Sales Returns [Member]
Allowance for sales returns and doubtful accounts [Roll Forward]
Balance at Beginning of Period		9.3		10.9		9.2
Charged to Expenses		5.9		9.3		10.9
Write-offs		0.0		0.0		0.0
Other	[3]	(9.3)		(10.9)		(9.2)
Balance at End of Period		5.9		9.3		10.9
Allowance for Inventory Returns [Member]
Allowance for sales returns and doubtful accounts [Roll Forward]
Balance at Beginning of Period		(7.8)		(9.2)		(8.0)
Charged to Expenses		(4.9)		(7.8)		(9.2)
Write-offs		0.0		0.0		0.0
Other	[3]	7.8		9.2		8.0
Balance at End of Period		(4.9)		(7.8)		(9.2)
Allowance for Deferred Tax Assets, Noncurrent [Member]
Allowance for sales returns and doubtful accounts [Roll Forward]
Balance at Beginning of Period		48.8		39.7		11.1
Charged to Expenses		35.8		9.1		28.6
Write-offs		0.0		0.0		0.0
Other		(4.0)		0.0		0.0
Balance at End of Period		$ 80.6		$ 48.8		$ 39.7

[1] Other relates to P.E.G acquisition allowance for doubtful accounts as of acquisition date.

[2] Other relates to Misco Solutions (f/k/a SCC Services B.V.) acquisition allowance for doubtful accounts as of acquisition date.

[3] Amounts represent gross revenue and cost reversals to the estimated sales returns and allowances accounts.