Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2013

Goodwill and Other Intangible Assets [Abstract]

Schedule of Intangible Assets [Table Text Block]

	June 30, 2013
	Weighted Average		Gross				Net
	Amortization Period		Carrying		Accumulated		Carrying
	In Years		Value		Amortization		Amount
Non-compete agreements	5	$	380	$	(370)	$	10
Patents	10		859		(441)		418
Customer relationships	23		19,960		(3,032)		16,928
Supplier relationships	5		350		(178)		172
Trademarks	17		6,280		(1,095)		5,185
Technology	18		19,026		(2,931)		16,095
		$	46,855	$	(8,047)	$	38,808

	December 31, 2012
	Weighted Average		Gross				Net
	Amortization Period		Carrying		Accumulated		Carrying
	In Years		Value		Amortization		Amount
Non-compete agreements	5	$	380	$	(367)	$	13
Patents	10		815		(412)		403
Customer relationships	23		19,960		(2,488)		17,472
Supplier relationships	5		350		(143)		207
Trademarks	17		6,280		(879)		5,401
Technology	18		19,026		(2,357)		16,669
		$	46,811	$	(6,646)	$	40,165

Schedule of Expected Amortization Expense [Table Text Block]

		Amortization Expense
2013	$	1,387
2014		2,785
2015		2,510
2016		2,417
2017		2,350
2018 and thereafter		27,359
	$	38,808