Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2012

Goodwill and Intangible Assets [Abstract]

Summary of company's intangible assets

	June 30, 2012							December 31, 2011
	Cost		Accumulated Amortization			Net Carrying Amount		Cost		Accumulated Amortization			Net Carrying Amount
	(In thousands)
Technology	$	4,010	$	(3,552	)	$	459	$	4,010	$	(3,202	)	$	808
Customer relationships		3,530		(2,181	)		1,349		3,530		(1,999	)		1,531
Non-competition agreements		1,260		(1,088	)		172		1,260		(962	)		298
Tradenames		590		(519	)		71		590		(467	)		123
Total	$	9,390	$	(7,340	)	$	2,050	$	9,390	$	(6,630	)	$	2,760