Debt (Tables)

6 Months Ended

Jun. 30, 2015

Debt Disclosure [Abstract]

Schedule of Carrying Values of Debt

The following table provides details of the carrying values of debt as of the dates indicated (in millions):

Description	Maturity Date	June 30, 2015			December 31, 2014
Senior secured credit facility:
Revolving loans	October 29, 2018	$	356.1		$	282.7
Term loan	November 21, 2019	250.0			250.0
4.875% senior notes	March 15, 2023	400.0			400.0
Other credit facilities	Varies	26.0			1.2
Capital lease obligations, weighted average interest rate of 2.8%	In installments through June 13, 2021	160.4			176.5
Notes payable, equipment, weighted average interest rate of 2.7%	In installments through June 30, 2018	22.7			24.4
Total debt		$	1,215.2		$	1,134.8
Less current maturities		(78.4		)	(73.6		)
Long-term debt		$	1,136.8		$	1,061.2

Schedule of Interest Expense, Net

The following table provides details of interest expense, net, for the periods indicated (in millions):

	For the Three Months Ended June 30,						For the Six Months Ended June 30,
	2015			2014			2015			2014
Interest expense:
Contractual and other interest expense (a)	$	12.2		$	10.6		$	23.0		$	20.4
Accretion of senior convertible note discount	—			1.4			—			2.8
Amortization of deferred financing costs	0.7			0.9			1.3			1.9
Total interest expense	$	12.9		$	12.9		$	24.3		$	25.1
Interest income	(0.0		)	(0.0		)	(0.4		)	(0.1		)
Interest expense, net	$	12.9		$	12.9		$	23.9		$	25.0