Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Selected Quarterly Financial Data (Unaudited)

12.    SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED)

The following table provides selected consolidated financial information from continuing operations on a quarterly basis for each quarter of 2015 and 2014. The Company’s business is seasonal and particularly sensitive to weather conditions. Interim amounts are therefore subject to significant fluctuations (in millions, except per share data).

	First			Second			Third			Fourth			Full
	Quarter			Quarter			Quarter			Quarter			Year
2015
Net sales	$	147.4		$	175.1		$	181.7		$	155.4		$	659.6
Gross margin		28.5			35.6			37.2			32.0			133.3
Operating expenses		27.9			30.0			30.8			30.5			119.2
Operating income		0.6			6.0			6.4			1.5			14.5
Net income from continuing operations		0.1			5.4			23.2			0.7			29.4
Net loss from discontinued operations		(0.1	)		(0.3	)		(2.7	)		(0.3	)		(3.4	)
Net income (loss) per share—Diluted
Net income from continuing operations	$	—		$	0.21		$	0.92		$	0.03		$	1.17
Net loss from discontinued operations		—			(0.01	)		(0.11	)		(0.01	)		(0.14	)
Net income		—			0.20			0.82			0.02			1.04
2014
Net sales	$	135.3		$	168.7		$	174.5		$	145.2		$	623.7
Gross margin		26.5			33.5			33.9			28.7			122.6
Operating expenses		26.7			29.4			29.7			28.5			114.3
Operating income (loss)		(0.2	)		4.1			4.2			0.2			8.3
Net income (loss) from continuing operations		(0.8	)		3.4			3.6			(0.4	)		5.8
Net loss from discontinued operations		(3.2	)		(0.2	)		(0.1	)		(0.1	)		(3.6	)
Net income (loss) per share—Diluted
Net income (loss) from continuing operations	$	(0.03	)	$	0.14		$	0.14		$	(0.02	)	$	0.23
Net loss from discontinued operations		(0.14	)		(0.01	)		—			—			(0.15	)
Net income (loss)		(0.17	)		0.13			0.14			(0.02	)		0.09