Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Apr. 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):

	Thirteen Weeks Ended
	April 1, 2012		April 3, 2011
Balance, beginning of period	$	58,053	$	44,800
Goodwill additions	21,989		—
Goodwill translation adjustments	461		32
Balance, end of period	$	80,503	$	44,832

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):

	April 1, 2012			December 31, 2011
Patents, trademarks and other	$	11,454		$	7,896
Accumulated amortization	(4,104		)	(3,701		)
Net patents, trademarks and other	7,350			4,195
Developed technology	8,785			2,303
Accumulated amortization	(393		)	(55		)
Net developed technology	8,392			2,248
Note issuance costs	2,445			2,445
Accumulated amortization	(2,037		)	(1,950		)
Net note issuance costs	408			495
Total intangible assets included in other long-term assets	$	16,150		$	6,938

Schedule of Amortization Expense by Major Class

Amortization expense was as follows (in thousands):

	Thirteen Weeks Ended
	April 1, 2012		April 3, 2011
Patents, trademarks and other	$	427	$	299
Developed technology	338		—
Note issuance costs	87		88
Total amortization expense	$	852	$	387

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	$	1,405	$	1,010	$	262	$	2,677
2013	1,788		1,348		146		3,282
2014	1,431		1,348		—		2,779
2015	1,304		1,348		—		2,652
2016	1,097		1,348		—		2,445
Thereafter	325		1,990		—		2,315
Total future amortization expense	$	7,350	$	8,392	$	408	$	16,150