Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2018

Fair Value Disclosures [Abstract]

Fair value assets and liabilities measured on a recurring basis

Assets and liabilities measured at fair value on a recurring basis are presented below:

	2018								2017
	Level 1		Level 2			Total			Level 1		Level 2			Total
Assets measured at fair value
Cash and cash equivalents	$	48.6	$	—		$	48.6		$	38.0	$	—		$	38.0
Other current assets:
Foreign exchange contracts	—		0.1			0.1			—		0.2			0.2
Commodity hedge contracts	—		13.0			13.0			—		35.2			35.2
Other non-current assets:
Foreign exchange contracts	—		0.4			0.4			—		1.7			1.7
Commodity hedge contracts	—		2.9			2.9			—		10.6			10.6
Assets measured at fair value	$	48.6	$	16.4		$	65.0		$	38.0	$	47.7		$	85.7
Liabilities measured at fair value
Accrued liabilities:
Foreign exchange contracts	$	—	$	(1.2	)	$	(1.2	)	$	—	$	(0.3	)	$	(0.3	)
Commodity hedge contracts	—		(5.9		)	(5.9		)	—		(4.9		)	(4.9		)
Other non-current liabilities:
Foreign exchange contracts	—		(1.5		)	(1.5		)	—		—			—
Commodity hedge contracts	—		(1.6		)	(1.6		)	—		(0.5		)	(0.5		)
Liabilities measured at fair value	$	—	$	(10.2	)	$	(10.2	)	$	—	$	(5.7	)	$	(5.7	)
Liabilities measured at other than fair value
Long-term debt, including current portions:
Fair value	$	—	$	(1,852.4	)	$	(1,852.4	)	$	—	$	(2,273.4	)	$	(2,273.4	)
Carrying amount	—		(1,993.7		)	(1,993.7		)	—		(2,110.1		)	(2,110.1		)