Fair Value Measurements - Schedule of Fair Values of Financial Assets and Liabilities (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013		Dec. 31, 2012
Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
FX Contracts, assets, derivatives	$ 0	[1]	$ 0	[1]
Total assets at fair value	0		0
FX Contracts, liabilities, derivatives	0	[1]	0	[1]
Total liabilities at fair value	0		0
Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
FX Contracts, assets, derivatives	0.5	[1]	0.1	[1]
Total assets at fair value	0.5		0.1
FX Contracts, liabilities, derivatives	0.4	[1]	0.4	[1]
Total liabilities at fair value	0.4		0.4
Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
FX Contracts, assets, derivatives	0	[1]	0	[1]
Total assets at fair value	0		0
FX Contracts, liabilities, derivatives	0	[1]	0	[1]
Total liabilities at fair value	0		0
Estimate of Fair Value, Fair Value Disclosure [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
FX Contracts, assets, derivatives	0.5	[1]	0.1	[1]
Total assets at fair value	0.5		0.1
FX Contracts, liabilities, derivatives	0.4	[1]	0.4	[1]
Total liabilities at fair value	$ 0.4		$ 0.4

[1] The fair value of the Company’s FX Contracts was measured based on observable market transactions of spot and forward rates on the respective dates. See Note 11, “Financial Instruments.”