Intangibles (Tables)

12 Months Ended

Dec. 31, 2012

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, 2012 and 2011 are as follows (in thousands):

		2012				2011
	Original life in years	Gross Carrying Value		Accumulated Amortization		Gross Carrying Value		Accumulated Amortization
Acquired trade secrets	2-20	$	1,518	$	992	$	1,781	$	1,127
Acquired patents and trademarks	4-10	4,435		1,807		3,862		2,510
Agreements not to compete	3-5	3,286		1,975		4,578		2,625
Acquired trade names	20	544		183		662		292
Acquired trade names	Indefinite	3,895		—		3,892		—
Total intangibles		$	13,678	$	4,957	$	14,775	$	6,554