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Note 7 - Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2018

Notes Tables

Revenue from External Customers by Products and Services [Table Text Block]

		Net Sales by Segment
		Three Months Ended March 31, 2018
Product Classes		Domestic				International				Total
Residential products		$	176,685			$	13,789			$	190,474
Commercial & industrial products			97,771				77,354				175,125
Other			25,763				6,272				32,035
Total net sales		$	300,219			$	97,415			$	397,634

		Net Sales by Segment
		Three Months Ended March 31, 2017
Product Classes		Domestic				International				Total
Residential products		$	141,701			$	12,516			$	154,217
Commercial & industrial products			84,765				65,988				150,753
Other			20,702				4,813				25,515
Total net sales		$	247,168			$	83,317			$	330,485

		Adjusted EBITDA
		Three Months Ended March 31,
		2018				2017
Domestic		$	65,475			$	41,891
International			6,306				4,812
Total adjusted EBITDA		$	71,781			$	46,703

Interest expense			(10,113	)			(10,788	)
Depreciation and amortization			(11,683	)			(12,597	)
Non-cash write-down and other adjustments (1)			(1,306	)			(166	)
Non-cash share-based compensation expense (2)			(3,106	)			(2,632	)
Transaction costs and credit facility fees (3)			(262	)			(316	)
Business optimization expenses (4)			(138	)			(100	)
Other			13				(99	)
Income before provision for income taxes		$	45,186			$	20,005