Long-term Employee Benefits (Tables)

6 Months Ended

Jun. 30, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs

The following table sets forth the components of net periodic benefit (gain) cost for the three and six months ended June 30, 2015 and 2014:

	Pension Benefits
	Three Months Ended June 30,						Six Months Ended June 30,
	2015			2014			2015			2014
Components of net periodic benefit cost:
Net periodic benefit cost:
Service cost	$	3.3		$	3.8		$	6.4		$	8.4
Interest cost	4.6			6.0			9.2			12.0
Expected return on plan assets	(3.6		)	(3.7		)	(7.3		)	(7.4		)
Amortization of actuarial (gain) loss, net	0.2			(0.1		)	0.5			(0.2		)
Amortization of prior service credit, net	—			—			(0.1		)	—
Net periodic benefit cost	$	4.5		$	6.0		$	8.7		$	12.8

	Other Long-Term Employee Benefits
	Three Months Ended June 30,					Six Months Ended June 30,
	2015			2014		2015			2014
Components of net periodic benefit (gain) cost:
Net periodic benefit (gain) cost:
Service cost	$	—		$	0.1	$	—		$	0.1
Interest cost	—			—		—			0.1
Amortization of prior service credit	(1.0		)	—		(1.9		)	—
Net periodic benefit (gain) cost	$	(1.0	)	$	0.1	$	(1.9	)	$	0.2