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FINANCIAL INSTRUMENTS - Schedule of Cash, Cash Equivalents, Investments and Restricted Cash and Investments Unrealized Loss Positions (Details) $ in Thousands | Dec. 29, 2019 USD ($)
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Fair Value |
Unrealized Losses Less than 12 Months | $ 1,077,654
Unrealized Losses 12 Months or Greater | 21,730
Total | 1,099,384
Gross Unrealized Loss |
Unrealized Losses Less than 12 Months | (731)
Unrealized Losses 12 Months or Greater | (263)
Total | (994)
U.S. Treasury and agencies |
Fair Value |
Unrealized losses less than 12 months, available for sale | 325,502
Unrealized losses 12 months or greater, available for sale | 0
Total, available for sale | 325,502
Gross Unrealized Loss |
Unrealized losses less than 12 months, available for sale | (54)
Unrealized losses 12 months or greater, available for sale | 0
Total, available for sale | (54)
Mutual funds |
Fair Value |
Unrealized losses less than 12 months, trading | 2,925
Unrealized losses 12 months or greater, trading | 7,955
Total, trading | 10,880
Gross Unrealized Loss |
Unrealized losses less than 12 months, trading | (195)
Unrealized losses 12 months or greater, trading | (257)
Total, trading | (452)
Government-sponsored enterprises |
Fair Value |
Unrealized losses less than 12 months, available for sale | 0
Unrealized losses 12 months or greater, available for sale | 6,995
Total, available for sale | 6,995
Gross Unrealized Loss |
Unrealized losses less than 12 months, available for sale | 0
Unrealized losses 12 months or greater, available for sale | (3)
Total, available for sale | (3)
Foreign government bonds |
Fair Value |
Unrealized losses less than 12 months, available for sale | 29,420
Unrealized losses 12 months or greater, available for sale | 0
Total, available for sale | 29,420
Gross Unrealized Loss |
Unrealized losses less than 12 months, available for sale | (6)
Unrealized losses 12 months or greater, available for sale | 0
Total, available for sale | (6)
Corporate notes and bonds |
Fair Value |
Unrealized losses less than 12 months, available for sale | 703,002
Unrealized losses 12 months or greater, available for sale | 6,780
Total, available for sale | 709,782
Gross Unrealized Loss |
Unrealized losses less than 12 months, available for sale | (441)
Unrealized losses 12 months or greater, available for sale | (3)
Total, available for sale | (444)
Mortgage backed securities — commercial |
Fair Value |
Unrealized losses less than 12 months, available for sale | 16,805
Unrealized losses 12 months or greater, available for sale | 0
Total, available for sale | 16,805
Gross Unrealized Loss |
Unrealized losses less than 12 months, available for sale | (35)
Unrealized losses 12 months or greater, available for sale | 0
Total, available for sale | $ (35)

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