Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill Activity

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

	Twenty-Six Weeks Ended
	June 30, 2013			July 1, 2012
Balance, beginning of period	$	131,320		$	58,053
Goodwill additions	—			21,989
Goodwill adjustments	(2,198		)	(299		)
Balance, end of period	$	129,122		$	79,743

Schedule of Finite-Lived Intangible Assets by Major Class

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

	June 30, 2013			December 31, 2012
Patents, trademarks and other	$	23,313		$	22,047
Accumulated amortization	(7,475		)	(5,743		)
Net patents, trademarks and other	15,838			16,304
Customer relationships	19,842			20,305
Accumulated amortization	(2,244		)	(1,171		)
Net customer relationships	17,598			19,134
Developed technology	17,573			17,686
Accumulated amortization	(2,873		)	(1,771		)
Net developed technology	14,700			15,915
Note issuance costs	2,445			2,445
Accumulated amortization	(2,445		)	(2,299		)
Net note issuance costs	—			146
Total intangible assets included in other long-term assets	$	48,136		$	51,499

Schedule of Amortization Expense by Major Class

Amortization expense was as follows (in thousands):

	Twenty-Six Weeks Ended
	June 30, 2013		July 1, 2012
Patents, trademarks and other	$	1,777	$	894
Customer relationships	1,073		—
Developed technology	1,102		661
Note issuance costs	146		175
Total amortization expense	$	4,098	$	1,730

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		Total
Remainder of 2013	$	1,668	$	1,083	$	1,111	$	3,862
2014	3,001		2,167		2,222		7,390
2015	2,884		2,167		2,222		7,273
2016	2,699		2,167		2,222		7,088
2017	2,143		1,819		1,956		5,918
Thereafter	3,443		8,195		4,967		16,605
Total future amortization expense	$	15,838	$	17,598	$	14,700	$	48,136