Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2018

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Data

The following tables present select quarterly financial data for 2018 and 2017:

Historical	2018												2017
	First			Second			Third			Fourth			First			Second			Third			Fourth
Statements of operations:
Net sales	$	386.1		$	495.3		$	450.1		$	515.3		$	305.8		$	394.6		$	399.4		$	481.5
Cost of sales		317.7			404.8			370.1			426.1			253.9			318.3			326.9			400.3
Gross profit		68.4			90.5			80.0			89.2			51.9			76.3			72.5			81.2
Operating income (loss)		1.7			24.1			16.9			(62.0	)		(21.8	)		11.9			9.8			8.5
Income (loss) from continuing    operations before taxes		(6.1	)		8.7			0.8			(75.1	)		(34.5	)		3.0			(3.4	)		(4.6	)
Provision (benefit) for taxes    on income		3.9			(1.2	)		(10.7	)		3.2			1.5			2.3			(13.1	)		(40.2	)
Income (loss) from continuing    operations		(10.0	)		9.9			11.5			(78.3	)		(36.0	)		0.7			9.7			35.6
Loss from discontinued    operations, net of income taxes		—			(0.2	)		—			—			—			(0.2	)		(0.1	)		(0.3	)
Net income (loss)		(10.0	)		9.7			11.5			(78.3	)		(36.0	)		0.5			9.6			35.3
Basic (loss) income per share:
Income (loss) income from continuing    operations	$	(0.28	)	$	0.28		$	0.32		$	(2.20	)	$	(1.03	)	$	0.02		$	0.27		$	1.01
Loss from discontinued    operations		—			(0.01	)		—			—			—			(0.01	)		—			(0.01	)
Income (loss) per share	$	(0.28	)	$	0.27		$	0.32		$	(2.20	)	$	(1.03	)	$	0.01		$	0.27		$	1.00
Diluted (loss) income per share:
Income (loss) from continuing    operations	$	(0.28	)	$	0.27		$	0.32		$	(2.20	)	$	(1.03	)	$	0.02		$	0.27		$	0.98
Loss from discontinued    operations		—			—			—			—			—			(0.01	)		—			(0.01	)
Income (loss) per share	$	(0.28	)	$	0.27		$	0.32		$	(2.20	)	$	(1.03	)	$	0.01		$	0.27		$	0.97
Dividends per common share	$	—		$	—		$	—		$	—		$	—		$	—		$	—		$	—