Acquisitions (Tables)

3 Months Ended

Mar. 31, 2015

Acquisitions [Abstract]

Business Acquisition, Pro Forma Information [Table Text Block]

		Three months ended
		March 31,		March 31,
		2015		2014
Net sales	$	153,981	$	160,118
Gross profit		35,125		39,526
Net income		4,331		7,534
Diluted earnings per share
As Reported	$	0.41	$	0.35
Pro forma	$	0.42	$	0.73

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

Allocation of Purchase Price		March 13, 2015 - IOS		January 13, 2015 - Tew		December 30, 2014 - Chemtec		October 29, 2014 - FWO		July 7, 2014 - Carr
Current assets	$	19,104	$	11,957	$	15,528	$	131	$	3,180
Other assets		90		-		-		-		45
Property, plant, and equipment		47,968		2,398		4,705		-		7,648
Goodwill		123,412		9,079		22,302		971		1,936
Other intangibles		-		14,048		33,130		419		1,348
Liabilities assumed		(22,341)		(6,647)		(6,756)		(418)		(1,677)
Total	$	168,233	$	30,835	$	68,909	$	1,103	$	12,480

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

Intangible Asset		January 13, 2015 - Tew		December 30, 2014 - Chemtec		October 29, 2014 - FWO		July 7, 2014 - Carr
Trade name	$	870	$	3,149	$	-	$	613
Customer relationships		10,035		23,934		34		524
Technology		2,480		4,930		341		87
Non-competition agreements		663		1,117		44		124
Total identified intangible assets	$	14,048	$	33,130	$	419	$	1,348