Cash, Cash Equivalents, and Investments - Summary of Available-for-Sale Investments (Detail) $ in Thousands	Jul. 05, 2015 USD ($)
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	$ 455,011
Gross unrealized gains	565
Gross unrealized losses	(316)
Fair value	455,260
Treasury Bills
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized losses	(3)
Treasury Bills \| Short-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	75,392
Gross unrealized gains	39
Gross unrealized losses	0
Fair value	75,431
Treasury Bills \| Long-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	6,506
Gross unrealized gains	2
Gross unrealized losses	(3)
Fair value	6,505
Euro Liquidity Fund \| Short-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	63,032
Gross unrealized gains	131
Gross unrealized losses	0
Fair value	63,163
Corporate Bonds
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized losses	(293)
Corporate Bonds \| Short-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	39,034
Gross unrealized gains	48
Gross unrealized losses	(11)
Fair value	39,071
Corporate Bonds \| Long-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	175,920
Gross unrealized gains	274
Gross unrealized losses	(282)
Fair value	175,912
Asset-Backed Securities
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized losses	(20)
Asset-Backed Securities \| Short-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	37,888
Gross unrealized gains	17
Gross unrealized losses	(11)
Fair value	37,894
Asset-Backed Securities \| Long-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	38,203
Gross unrealized gains	17
Gross unrealized losses	(9)
Fair value	38,211
Sovereign Bonds \| Short-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	6,087
Gross unrealized gains	8
Gross unrealized losses	0
Fair value	6,095
Sovereign Bonds \| Long-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	2,010
Gross unrealized gains	0
Gross unrealized losses	0
Fair value	2,010
Municipal Bonds \| Short-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	1,807
Gross unrealized gains	3
Gross unrealized losses	0
Fair value	1,810
Municipal Bonds \| Long-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	4,853
Gross unrealized gains	21
Gross unrealized losses	0
Fair value	4,874
Agency Bonds \| Long-Term Investments
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	4,279
Gross unrealized gains	5
Gross unrealized losses	0
Fair value	$ 4,284

Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale.

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This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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