Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2012

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

	Metalworking
	Process
	Chemicals		Coatings		Total
Balance as of December 31, 2011	$	50,071	$	8,081	$	58,152
Goodwill additions		2,180		0		2,180
Currency translation adjustments		(871)		0		(871)
Balance as of September 30, 2012	$	51,380	$	8,081	$	59,461

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	$	32,297	$	30,435	$	7,685	$	6,386
	Trademarks and patents		6,721		4,685		2,388		1,991
	Formulations and product technology		5,278		5,278		3,346		3,090
	Other		5,463		5,309		3,877		3,557
	Total	$	49,759	$	45,707	$	17,296	$	15,024

Schedule of Expected Amortization Expense [Table Text Block]

For the year ended December 31, 2012	$	3,108
For the year ended December 31, 2013	$	3,164
For the year ended December 31, 2014	$	2,935
For the year ended December 31, 2015	$	2,935
For the year ended December 31, 2016	$	2,462
For the year ended December 31, 2017	$	2,015