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Cash, Cash Equivalents, and Investments - Gross Unrealized Losses and Fair Values for Available-for-Sale Investments (Detail) $ in Thousands | Apr. 02, 2017 USD ($)
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Schedule of Available-for-sale Securities [Line Items] |
Fair value, less than 12 months | $ 276,559
Unrealized losses, less than 12 months | (672)
Fair value, 12 months or greater | 4,010
Unrealized losses, 12 months or greater | (2)
Total fair value | 280,569
Total unrealized losses | (674)
Treasury Bills |
Schedule of Available-for-sale Securities [Line Items] |
Fair value, less than 12 months | 113,462
Unrealized losses, less than 12 months | (246)
Fair value, 12 months or greater | 0
Unrealized losses, 12 months or greater | 0
Total fair value | 113,462
Total unrealized losses | (246)
Corporate Bonds |
Schedule of Available-for-sale Securities [Line Items] |
Fair value, less than 12 months | 90,190
Unrealized losses, less than 12 months | (286)
Fair value, 12 months or greater | 1,049
Unrealized losses, 12 months or greater | (1)
Total fair value | 91,239
Total unrealized losses | (287)
Asset-Backed Securities |
Schedule of Available-for-sale Securities [Line Items] |
Fair value, less than 12 months | 45,185
Unrealized losses, less than 12 months | (37)
Fair value, 12 months or greater | 2,961
Unrealized losses, 12 months or greater | (1)
Total fair value | 48,146
Total unrealized losses | (38)
Sovereign Bonds |
Schedule of Available-for-sale Securities [Line Items] |
Fair value, less than 12 months | 27,722
Unrealized losses, less than 12 months | (103)
Fair value, 12 months or greater | 0
Unrealized losses, 12 months or greater | 0
Total fair value | 27,722
Total unrealized losses | $ (103)

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