Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

	Metalworking
	Process
	Chemicals		Coatings		Total
Balance as of December 31, 2010	$	44,677	$	8,081	$	52,758
Goodwill additions		8,229		0		8,229
Currency translation adjustments and other		(2,835)		0		(2,835)
Balance as of December 31, 2011	$	50,071	$	8,081	$	58,152
Goodwill additions		1,786		0		1,786
Currency translation adjustments and other		(769)		0		(769)
Balance as of December 31, 2012	$	51,088	$	8,081	$	59,169

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	Gross Carrying				Accumulated
	Amount				Amortization
	2012		2011		2012		2011
Amortized intangible assets
Customer lists and rights to sell	$	32,356	$	30,435	$	8,192	$	6,386
Trademarks and patents		6,760		4,685		2,548		1,991
Formulations and product technology		5,278		5,278		3,423		3,090
Other		5,467		5,309		3,989		3,557
Total	$	49,861	$	45,707	$	18,152	$	15,024

Schedule of Expected Amortization Expense [Table Text Block]

For the year ended December 31, 2013	$3,167
For the year ended December 31, 2014	$2,938
For the year ended December 31, 2015	$2,938
For the year ended December 31, 2016	$2,464
For the year ended December 31, 2017	$2,016