Business Acquisitions (Tables)

6 Months Ended

Jun. 30, 2012

Business Combinations [Abstract]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

		Quaker		GW Smith
2011 Acquisitions		Tecniquimia		& Sons, Inc.
Current assets		$	8,946	$	6,138
Fixed assets			4,308		2,869
Intangibles			3,556		6,260
Goodwill			6,773		1,120
Other long-term assets			1,355		1
	Total assets purchased		24,938		16,388
Current liabilities			(2,224)		(1,001)
Long-term liabilities			(6,869)		0
Present value of hold-back			(1,754)		(869)
	Total liabilities assumed		(10,847)		(1,870)
Additional minimum pension liability			987		0
	Total equity assumed		987		0
Fair value of previously held equity interest			(4,578)		0
Cash paid for acquisitions		$	10,500	$	14,518