Intangibles (Tables)

12 Months Ended

Dec. 31, 2011

Finite-Lived Intangible Assets [Line Items]

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

The components of intangibles as of December 31, 2011 and 2010 are as follows (in thousands):

		2011				2010
	Original life in years	Gross Carrying Value		Accumulated Amortization		Gross Carrying Value		Accumulated Amortization
Acquired trade secrets	2-20	$	1,781	$	1,127	$	1,678	$	1,034
Acquired patents and trademarks	4-10	3,862		2,510		3,348		2,191
Agreements not to compete	3-5	4,578		2,625		4,490		1,883
Acquired trade names	20	662		292		627		267
Acquired trade names	Indefinite	3,892		—		3,892		—
Total intangibles		$	14,775	$	6,554	$	14,035	$	5,375