Acquisitions (Tables)

12 Months Ended

Dec. 31, 2016

Acquisitions [Abstract]

Business Acquisition, Pro Forma Information [Table Text Block]

		Twelve months ended
		December, 31
		2015		2014
Net sales	$	640,596	$	806,384
Gross profit		138,123		183,163
Net (loss) income		(44,399)		41,745
Diluted (loss) earnings per share
As Reported	$	(4.33)	$	2.48
Pro forma	$	(4.32)	$	4.04

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Allocation of Purchase Price		November 23, 2015 - Tew Plus		March 13, 2015 - IOS			January 13, 2015 - Tew		December 30, 2014 - Chemtec		October 29, 2014 - FWO		July 7, 2014 - Carr
Current assets	$	4,420	$	19,877		$	12,125	$	15,528	$	131	$	3,180
Other assets		-		708			-		-		-		45
Property, plant, and equipment		47		51,453	*		2,398		4,705		-		7,648
Goodwill		822		69,908	*		8,772		22,302	*	971		1,936
Other intangibles		1,074		50,354	*		14,048		33,130		419		1,348
Liabilities assumed		(3,597)		(23,596)			(6,465)		(6,756)		(418)		(1,677)
Total	$	2,766	$	168,704		$	30,878	$	68,909	$	1,103	$	12,480

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

Intangible Asset		November 23, 2015 - Tew Plus		March 13, 2015 - IOS			January 13, 2015 - Tew		December 30, 2014 - Chemtec		October 29, 2014 - FWO		July 7, 2014 - Carr
Trade name	$	-	$	2,641		$	870	$	3,149	$	-	$	613
Customer relationships		817		41,171			10,035		23,934		34		524
Technology		203		4,364			2,480		4,930		341		87
Non-competition agreements		54		2,178			663		1,117		44		124
Total identified intangible assets	$	1,074	$	50,354	**	$	14,048	$	33,130	$	419	$	1,348