Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2015

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The derivative assets and liabilities measured at fair value on a recurring basis as of December 31, 2015 and 2014 were as follows:

	December 31, 2015		Quoted Prices In Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Derivatives:
Foreign currency forward contracts (asset position)	$	2.1	$	—	$	2.1	$	—
Foreign currency forward contracts (liability position)	$	44.4	$	—	$	44.4	$	—

	December 31, 2014		Quoted Prices In Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Derivatives:
Foreign currency forward contracts (asset position)	$	3.3	$	—	$	3.3	$	—
Foreign currency forward contracts (liability position)	$	32.7	$	—	$	32.7	$	—

Investments [Member]

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block]

The assets measured at fair value on a recurring basis as of December 31, 2015 and 2014 were as follows:

	December 31, 2015		Quoted Prices In Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Investment securities:
Mutual funds	$	9.7	$	9.7	$	—	$	—
Convergys common stock	1.8		1.8		—		—
Money market accounts	0.7		0.7		—		—
Total	$	12.2	$	12.2	$	—	$	—

	December 31, 2014		Quoted Prices In Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Investment securities:
Mutual funds	$	10.3	$	10.3	$	—	$	—
Convergys common stock	2.1		2.1		—		—
Money market accounts	0.6		0.6		—		—
Total	$	13.0	$	13.0	$	—	$	—