Income Taxes (Tables)

12 Months Ended

Mar. 29, 2015

Income Tax Disclosure [Abstract]

Schedule of Income (Loss) from Continuing Operations before Income Taxes, Domestic and Foreign

Income (loss) from continuing operations before income taxes consists of the following components:

	2015		2014			2013
	(In thousands)
United States	$	12,294	$	(19,056	)	$	13,084
International		42,899		10,096			48,773
	$	55,193	$	(8,960	)	$	61,857

Components of Income Tax Expense (Benefit) from Continuing Operations

The components of income tax expense (benefit) from continuing operations are as follows:

	2015			2014			2013
	(In thousands)
Current:
Federal	$	1,859		$	9,206		$	(13,374	)
State		913			1,532			260
Foreign		3,285			2,205			1,520
Total current		6,057			12,943			(11,594	)
Deferred:
Federal		(1,700	)		(18,883	)		3,445
State		603			15,006			(3,684	)
Foreign		(360	)		240			129
Total deferred		(1,457	)		(3,637	)		(110	)
	$	4,600		$	9,306		$	(11,704	)

Reconciliation of Income Tax Expense (Benefit)

A reconciliation of the income tax expense (benefit) with the amount computed by applying the federal statutory tax rate to income (loss) from continuing operations before income taxes is as follows:

	2015			2014			2013
	(In thousands)
Expected income tax expense (benefit) at the statutory rate	$	19,318		$	(3,136	)	$	21,650
State income taxes, net of federal tax benefit		1,773			(330	)		1,581
Tax rate differential on foreign earnings and other international related tax items		(11,195	)		(324	)		(14,025	)
Benefit from research and other credits		(7,360	)		(6,764	)		(9,210	)
Stock-based compensation		2,649			4,759			2,414
Resolution of prior period tax matters		(3,577	)		(1,480	)		(14,701	)
Valuation allowance		2,634			16,433			(301	)
Other, net		358			148			888
	$	4,600		$	9,306		$	(11,704	)

Components of Deferred Tax Assets and Liabilities

The components of the deferred tax assets and liabilities are as follows:

	2015			2014
	(In thousands)
Deferred tax assets:
Research credits	$	31,487		$	24,296
Reserves and accruals not currently deductible		18,971			20,454
Stock-based compensation		14,415			15,583
Net operating loss carryforwards		9,764			11,048
Patent license		7,098			7,430
Property and equipment		2,587			—
Investment securities		913			1,046
Other		313			419
Total gross deferred tax assets		85,548			80,276
Valuation allowance		(20,307	)		(17,672	)
Total deferred tax assets, net of valuation allowance		65,241			62,604
Deferred tax liabilities:
State income taxes		10,547			10,026
Research and development expenditures		5,814			2,220
Property and equipment		—			1,911
Other		—			540
Total deferred tax liabilities		16,361			14,697
Net deferred tax assets	$	48,880		$	47,907

Schedule of Gross Unrecognized Tax Benefits Rollforward

A rollforward of the activity in the gross unrecognized tax benefits is as follows:

	2015			2014
	(In thousands)
Balance at beginning of year	$	13,577		$	9,584
Additions based on tax positions related to the current year		1,059			1,140
Additions for tax positions of prior years		2,966			4,494
Reductions for tax positions of prior years		(276	)		(1,641	)
Decreases relating to settlements with taxing authorities		(3,629	)		—
Reductions due to lapses of statutes of limitations		(793	)		—
Balance at end of year	$	12,904		$	13,577