Identifiable Intangible Assets and Goodwill - (Tables)

9 Months Ended

Sep. 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	$	16,845
Tamar acquisition	7,939
Other	150
Balance at September 30, 2013	$	24,934

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

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

	Gross Carrying Amount		Accumulated Amortization		Net
September 30, 2013
Developed technology	$	59,794	$	50,959	$	8,835
Customer and distributor relationships	9,534		7,353		2,181
Trade names	4,361		3,305		1,056
Total identifiable intangible assets	$	73,689	$	61,617	$	12,072
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