Identifiable Intangible Assets and Goodwill - (Tables)

6 Months Ended

Jun. 30, 2013

Identifiable Intangible Assets and Goodwill [Abstract]

Schedule of Goodwill [Table Text Block]

The changes in the carrying amount of goodwill are as follows:

Balance at December 31, 2012	$	11,371
Tamar acquisition	7,939
Other	(12		)
Balance at June 30, 2013	$	19,298

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

Purchased intangible assets as of  June 30, 2013 and December 31, 2012 are as follows:

	Gross Carrying Amount		Accumulated Amortization		Net
June 30, 2013
Developed technology	$	59,735	$	50,416	$	9,319
Customer and distributor relationships	9,491		7,253		2,238
Trade names	4,361		3,267		1,094
Total identifiable intangible assets	$	73,587	$	60,936	$	12,651
December 31, 2012
Developed technology	$	58,961	$	49,358	$	9,603
Customer and distributor relationships	8,712		7,102		1,610
Trade names	4,361		3,216		1,145
Total identifiable intangible assets	$	72,034	$	59,676	$	12,358