Intangibles (Tables)

3 Months Ended

Mar. 31, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Gross Carrying Amount And Accumulated Amortization Of Intangible Assets

The following table presents the gross carrying amount and accumulated amortization of intangible assets as of March 31, 2013 (in thousands):

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Useful Life
Developed technology	$	40,200	$	23,136	$	17,064	7 years
In-process research and development	1,900		327		1,573		8 years
Customer relationships	17,600		4,140		13,460		9 years
Trademarks	5,200		1,004		4,196		10 years
Lease agreements	2,600		967		1,633		5 years
Total acquired intangible assets from Vocollect acquisition:	67,500		29,574		37,926
Other intangibles	14,630		11,101		3,529		5 years
Total	$	82,130	$	40,675	$	41,455

The following table presents the gross carrying amount and accumulated amortization of intangible assets as of December 31, 2012 (in thousands):

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Useful Life
Developed technology	$	40,200	$	21,312	$	18,888	7 years
In-process research and development	1,900		267		1,633		8 years
Customer relationships	17,600		3,225		14,375		9 years
Trademarks	5,200		818		4,382		10 years
Lease agreements	2,600		902		1,698		5 years
Total acquired intangible assets from Vocollect acquisition:	67,500		26,524		40,976
Other intangibles	14,605		10,839		3,766		5 years
Total	$	82,105	$	37,363	$	44,742

Schedule Of Estimated Future Amortization Expense For Intangible Assets

Estimated future amortization expense for intangible assets through 2017 is as follows (in thousands):

Year	Amount
Remainder of 2013	$	10,070
2014	11,814
2015	8,160
2016	4,897
2017	2,954