Income Taxes (Tables)

12 Months Ended

Dec. 30, 2011

Income Taxes [Abstract]

Schedule Of Income Before Taxes, United States And Foreign

Fiscal Years	2011		2010		2009
(in thousands)
Income before taxes:
United States	$	40,259	$	137,426	$	46,928
Foreign		127,195		3,661		40,693
Total	$	167,454	$	141,087	$	87,621

Schedule Of Provision For Taxes

Provision for taxes:
US Federal:
Current	$	21,157		$	40,926		$	25,357
Deferred		(9,351	)		(3,795	)		(6,465	)
		11,806			37,131			18,892
US State:
Current		5,169			2,496			3,709
Deferred		(3,370	)		505			(3,459	)
		1,799			3,001			250
Foreign:
Current		17,278			9,939			3,638
Deferred		(12,337	)		(12,597	)		878
		4,941			(2,658	)		4,516
Income tax provision	$	18,546		$	37,474		$	23,658
Effective tax rate		11	%		27	%		27	%

Schedule Of Difference Between The Tax Provision At The Statutory Federal Income Tax Rate And The Tax Provision As A Percentage Of Income Before Taxes (Effective Tax Rate)

Fiscal Years	2011			2010			2009
Statutory federal income tax rate		35	%	$	35	%	$	35	%
Increase (reduction) in tax rate resulting from:
Foreign income taxed at lower rates		(24	%)		(24	%)		(9	%)
US State income taxes		1	%		2	%		1	%
US Federal and California research and development credits		(3	%)		(3	%)		(5	%)
Stock option compensation		1	%		3	%		4	%
Settlement with tax authorities		(1	%)		20	%		—
Release of valuation allowance		—			(6	%)		—
Other		2	%		—			1	%
Effective tax rate		11	%	$	27	%	$	27	%

Schedule Of Deferred Tax Assets And Liabilities

At the End of Fiscal Year	2011			2010
(in thousands)
Deferred tax liabilities:
Purchased intangibles	$	120,215		$	49,021
Depreciation and amortization		28,056			30,603
Other		346			309
Total deferred tax liabilities		148,617			79,933
Deferred tax assets:
Inventory valuation differences		9,988			8,622
Expenses not currently deductible		19,425			15,863
US Federal credit carryforwards		2,524			2,314
Deferred revenue		4,900			3,197
US State credit carryforwards		13,143			14,895
Warranty		3,972			2,421
US Federal net operating loss carryforward		11,460			12,404
Foreign net operating loss carryforward		19,343			17,437
Net foreign tax credits on undistributed foreign earnings		8,528			12,804
Accruals not currently deductible		31,575			24,220
Total deferred tax assets		124,858			114,177
Valuation allowance		(21,316	)		(21,432	)
Total deferred tax assets		103,542			92,745
Total net deferred tax assets /(liabilities)	$	45,075		$	12,812

Schedule Of Reconciliation Of Unrecognized Tax Benefit

(in thousands)	Federal, State and Foreign Tax			Accrued Interest and Penalties			Unrecognized Income Tax Benefits
At the end of fiscal 2008	$	35,928		$	4,400		$	40,328
Additions for tax positions related to the current year		3,495			871			4,366
Additions for tax positions related to prior year		699			41			740
Other reductions for tax positions related to prior years		(2,464	)		(277	)		(2,741	)
Foreign exchange		604			—			604
At the end of fiscal 2009	$	38,262		$	5,035			43,297
Total UTBs that, if recognized, would impact the effective tax rate at the end of fiscal 2009	$	38,262		$	5,035		$	43,297
Additions for tax positions related to the current year		4,091			1,372			5,463
Additions for tax positions related to prior years		4,600			—			4,600
Other reductions for tax positions related to prior years		(21,453	)		(3,767	)		(25,220	)
Foreign exchange		(27	)		—			(27	)
At the end of fiscal 2010	$	25,473		$	2,640			28,113
Total UTBs that, if recognized, would impact the effective tax rate at the end of fiscal 2010	$	25,473		$	2,640		$	28,113
Additions for tax positions related to the current year		7,438			1,877			9,315
Additions for tax positions related to prior year		706			62			768
Other reductions for tax positions related to prior years		(7,508	)		(1,831	)		(9,339	)
Foreign exchange		(125	)		(14	)		(139	)
At the end of fiscal 2011	$	25,984		$	2,734		$	28,718
Total UTBs that, if recognized, would impact the effective tax rate at the end of fiscal 2011	$	25,984		$	2,734		$	28,718