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FINANCIAL INSTRUMENTS - Schedule of Cash, Cash Equivalents, Investments and Restricted Cash and Investments Unrealized Loss Positions (Detail) $ in Thousands | Dec. 25, 2016 USD ($)
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Fair Value |
Unrealized Losses Less Than 12 Months | $ 2,578,407
Unrealized Losses 12 Months or Greater | 54,192
Total | 2,632,599
Gross Unrealized Loss |
Unrealized Losses Less Than 12 Months | (13,509)
Unrealized Losses 12 Months or Greater | (298)
Total | (13,807)
Municipal Notes and Bonds |
Fair Value |
Unrealized Losses Less Than 12 Months | 99,754
Unrealized Losses 12 Months or Greater | 1,996
Total | 101,750
Gross Unrealized Loss |
Unrealized Losses Less Than 12 Months | (111)
Unrealized Losses 12 Months or Greater | (4)
Total | (115)
U.S. Treasury & Agencies |
Fair Value |
Unrealized Losses Less Than 12 Months | 684,419
Unrealized Losses 12 Months or Greater | 0
Total | 684,419
Gross Unrealized Loss |
Unrealized Losses Less Than 12 Months | (4,720)
Unrealized Losses 12 Months or Greater | 0
Total | (4,720)
Government-Sponsored Enterprises |
Fair Value |
Unrealized Losses Less Than 12 Months | 30,627
Unrealized Losses 12 Months or Greater | 564
Total | 31,191
Gross Unrealized Loss |
Unrealized Losses Less Than 12 Months | (26)
Unrealized Losses 12 Months or Greater | (16)
Total | (42)
Foreign Government Bonds |
Fair Value |
Unrealized Losses Less Than 12 Months | 26,189
Unrealized Losses 12 Months or Greater | 0
Total | 26,189
Gross Unrealized Loss |
Unrealized Losses Less Than 12 Months | (177)
Unrealized Losses 12 Months or Greater | 0
Total | (177)
Corporate Notes and Bonds |
Fair Value |
Unrealized Losses Less Than 12 Months | 1,617,323
Unrealized Losses 12 Months or Greater | 34,456
Total | 1,651,779
Gross Unrealized Loss |
Unrealized Losses Less Than 12 Months | (7,476)
Unrealized Losses 12 Months or Greater | (87)
Total | (7,563)
Mortgage Backed Securities — Residential |
Fair Value |
Unrealized Losses Less Than 12 Months | 75,601
Unrealized Losses 12 Months or Greater | 10,038
Total | 85,639
Gross Unrealized Loss |
Unrealized Losses Less Than 12 Months | (818)
Unrealized Losses 12 Months or Greater | (157)
Total | (975)
Mortgage Backed Securities — Commercial |
Fair Value |
Unrealized Losses Less Than 12 Months | 44,494
Unrealized Losses 12 Months or Greater | 7,138
Total | 51,632
Gross Unrealized Loss |
Unrealized Losses Less Than 12 Months | (181)
Unrealized Losses 12 Months or Greater | (34)
Total | $ (215)

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