Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jul. 01, 2012

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
	July 1, 2012			July 3, 2011
Balance, beginning of period	$	58,053		$	44,800
Goodwill additions	21,989			—
Goodwill translation adjustments	(299		)	49
Balance, end of period	$	79,743		$	44,849

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):

	July 1, 2012			December 31, 2011
Patents, trademarks and other	$	11,641		$	7,896
Accumulated amortization	(4,557		)	(3,701		)
Net patents, trademarks and other	7,084			4,195
Developed technology	8,659			2,303
Accumulated amortization	(716		)	(55		)
Net developed technology	7,943			2,248
Note issuance costs	2,445			2,445
Accumulated amortization	(2,125		)	(1,950		)
Net note issuance costs	320			495
Total intangible assets included in other long-term assets	$	15,347		$	6,938

Schedule of Amortization Expense by Major Class

Amortization expense was as follows (in thousands):

	Twenty-Six Weeks Ended
	July 1, 2012		July 3, 2011
Patents, trademarks and other	$	894	$	616
Developed technology	661		—
Note issuance costs	175		175
Total amortization expense	$	1,730	$	791

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		Developed Technology		Note Issuance Costs		Total
Remainder of 2012	$	892	$	662	$	174	$	1,728
2013	1,827		1,325		146		3,298
2014	1,473		1,325		—		2,798
2015	1,345		1,325		—		2,670
2016	1,138		1,325		—		2,463
Thereafter	409		1,981		—		2,390
Total future amortization expense	$	7,084	$	7,943	$	320	$	15,347