Note 6 - Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2017

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Net Sales
	Three Months Ended March 31,
Reportable Segments	2017		2016
Domestic	$	248,497	$	248,017
International		83,317		38,518
Total net sales	$	331,814	$	286,535

	Adjusted EBITDA
	Three Months Ended March 31,
	2017			2016
Domestic	$	42,846		$	46,860
International		4,812			2,949
Total adjusted EBITDA	$	47,658		$	49,809
Interest expense		(10,788	)		(11,035	)
Depreciation and amortization		(12,597	)		(12,793	)
Non-cash write-down and other adjustments (1)		(166	)		127
Non-cash share-based compensation expense (2)		(2,632	)		(2,485	)
Transaction costs and credit facility fees (3)		(316	)		(523	)
Business optimization expenses (4)		(100	)		(7,106	)
Other		41			(63	)
Income before provision for income taxes	$	21,100		$	15,931

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

	Net Sales
	Three Months Ended March 31,
Product Classes	2017		2016
Residential products	$	154,856	$	158,980
Commercial & industrial products		151,443		102,991
Other		25,515		24,564
Total net sales	$	331,814	$	286,535