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Cash, Cash Equivalents, and Investments - Summary of Available-for-Sale Investments (Detail) (USD $) In Thousands, unless otherwise specified | Mar. 30, 2014
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Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | $ 419,076
Gross Unrealized Gains | 981
Gross Unrealized Losses | (320)
Fair Value | 419,737
Corporate Bonds |
Schedule of Available-for-sale Securities [Line Items] |
Gross Unrealized Losses | (98)
Corporate Bonds | Short-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 33,480
Gross Unrealized Gains | 105
Gross Unrealized Losses | 0
Fair Value | 33,585
Corporate Bonds | Long-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 190,185
Gross Unrealized Gains | 680
Gross Unrealized Losses | (98)
Fair Value | 190,767
Asset-Backed Securities |
Schedule of Available-for-sale Securities [Line Items] |
Gross Unrealized Losses | (65)
Asset-Backed Securities | Short-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 410
Gross Unrealized Gains | 0
Gross Unrealized Losses | 0
Fair Value | 410
Asset-Backed Securities | Long-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 74,471
Gross Unrealized Gains | 69
Gross Unrealized Losses | (65)
Fair Value | 74,475
Municipal Bonds | Short-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 4,758
Gross Unrealized Gains | 8
Gross Unrealized Losses | 0
Fair Value | 4,766
Municipal Bonds | Long-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 6,968
Gross Unrealized Gains | 45
Gross Unrealized Losses | 0
Fair Value | 7,013
Treasury Bills |
Schedule of Available-for-sale Securities [Line Items] |
Gross Unrealized Losses | (139)
Treasury Bills | Long-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 86,941
Gross Unrealized Gains | 2
Gross Unrealized Losses | (139)
Fair Value | 86,804
Sovereign Bonds |
Schedule of Available-for-sale Securities [Line Items] |
Gross Unrealized Losses | (18)
Sovereign Bonds | Short-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 2,996
Gross Unrealized Gains | 20
Gross Unrealized Losses | 0
Fair Value | 3,016
Sovereign Bonds | Long-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 17,367
Gross Unrealized Gains | 52
Gross Unrealized Losses | (18)
Fair Value | 17,401
Agency Bonds | Long-Term Investments [Member] |
Schedule of Available-for-sale Securities [Line Items] |
Amortized Cost | 1,500
Gross Unrealized Gains | 0
Gross Unrealized Losses | 0
Fair Value | $ 1,500

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- Definition Available-for-sale Securities, Accumulated Unrealized Gain, before Tax + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
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