Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Apr. 03, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill Activity

The roll-forward of activity related to our goodwill was as follows (in thousands):

	Thirteen Weeks Ended
	April 3, 2016		March 29, 2015
Balance, beginning of period	$	145,607	$	170,773
Goodwill additions	108,002		4,100
Goodwill adjustments	4,631		(7,950		)
Balance, end of period	$	258,240	$	166,923

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed

The preliminary fair values of the assets acquired and liabilities assumed in the acquisition were recognized as follows (in thousands):

	Purchase Price Allocation
Current assets	$	64,335
Non-current assets	9,930
Deferred tax assets	207
Current liabilities	(23,859		)
Non-current liabilities	(7,889		)
Net tangible assets acquired	42,724
Intangible assets acquired:
Developed technology	10,500
In-process research and development	13,100
Customer relationships	6,900
Backlog	1,000
Total intangible assets acquired	31,500
Goodwill	108,002
Total	$	182,226

Schedule of Acquired Finite-Lived Intangible Assets by Major Class

The acquired intangible assets are being amortized using the following methodologies and over the following estimated useful lives:

Intangible Asset	Amortization Methodology	Estimated Useful Life	Weighted Average Amortization Period
Developed technology	Straight-line	2 - 4 years	3.1 years
In-process research and development	Straight-line	3 years	3.0 years
Customer relationships	Straight-line	10 years	10.0 years
Backlog	Amortized when revenue is recognized	0.5 - 1.5 years	0.8 years
Total intangible assets			4.5 years

Schedule of Finite-Lived Intangible Assets by Major Class

The gross amount of our acquired intangible assets and the related accumulated amortization was as follows (in thousands):

	April 3, 2016			December 31, 2015
Patents, trademarks and other	$	25,754		$	24,278
Accumulated amortization	(15,257		)	(13,923		)
Net patents, trademarks and other	10,497			10,355
Customer relationships	28,922			21,245
Accumulated amortization	(9,226		)	(8,083		)
Net customer relationships	19,696			13,162
Developed technology	33,533			22,155
Accumulated amortization	(12,577		)	(10,517		)
Net developed technology	20,956			11,638
In-process research and development	15,850			2,669
Accumulated amortization	(2,003		)	(1,881		)
Net in-process research and development	13,847			788
Total intangible assets, net	$	64,996		$	35,943

Schedule of Amortization Expense by Major Class

Amortization expense was as follows (in thousands):

	Thirteen Weeks Ended
	April 3, 2016		March 29, 2015
Patents, trademarks and other	$	980	$	1,011
Customer relationships	843		639
Developed technology	1,710		853
In-process research and development	76		60
Total amortization expense	$	3,609	$	2,563

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Expected amortization, without consideration for foreign currency effects, is as follows over the next five years and thereafter (in thousands):

	Patents, Trademarks and Other		Customer Relationships		Developed Technology		In-Process Research and Development		Total
2016	$	2,777	$	2,596	$	5,253	$	234	$	10,860
2017	2,665		3,092		5,515		2,696		13,968
2018	2,004		3,131		2,878		4,367		12,380
2019	1,913		2,569		2,878		4,367		11,727
2020	1,132		2,316		1,501		2,183		7,132
Thereafter	6		5,992		2,931		—		8,929
Total future amortization expense	$	10,497	$	19,696	$	20,956	$	13,847	$	64,996