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Schedule of Fixed Income Securities in Unrealized Loss Positions (Detail) (USD $) In Thousands, unless otherwise specified | Jun. 29, 2014
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Schedule of Available-for-sale Securities [Line Items] |
Unrealized Losses Less Than 12 Months - Fair Value | $ 349,305
Unrealized Losses Less Than 12 Months - Gross Unrealized Loss | (987)
Unrealized Losses 12 Months or Greater - Fair Value | 39,945
Unrealized Losses 12 Months or Greater - Gross Unrealized Loss | (413)
Total - Fair Value | 389,250
Total - Gross Unrealized Loss | (1,400)
Municipal Notes And Bonds |
Schedule of Available-for-sale Securities [Line Items] |
Unrealized Losses Less Than 12 Months - Fair Value | 5,464
Unrealized Losses Less Than 12 Months - Gross Unrealized Loss | (4)
Total - Fair Value | 5,464
Total - Gross Unrealized Loss | (4)
Corporate Notes And Bonds |
Schedule of Available-for-sale Securities [Line Items] |
Unrealized Losses Less Than 12 Months - Fair Value | 180,834
Unrealized Losses Less Than 12 Months - Gross Unrealized Loss | (293)
Unrealized Losses 12 Months or Greater - Fair Value | 6,973
Unrealized Losses 12 Months or Greater - Gross Unrealized Loss | (42)
Total - Fair Value | 187,807
Total - Gross Unrealized Loss | (335)
US Treasury and Agencies |
Schedule of Available-for-sale Securities [Line Items] |
Unrealized Losses Less Than 12 Months - Fair Value | 57,932
Unrealized Losses Less Than 12 Months - Gross Unrealized Loss | (27)
Total - Fair Value | 57,932
Total - Gross Unrealized Loss | (27)
Government-Sponsored Enterprises |
Schedule of Available-for-sale Securities [Line Items] |
Unrealized Losses Less Than 12 Months - Fair Value | 10,235
Unrealized Losses Less Than 12 Months - Gross Unrealized Loss | (15)
Total - Fair Value | 10,235
Total - Gross Unrealized Loss | (15)
Foreign Government Bonds |
Schedule of Available-for-sale Securities [Line Items] |
Unrealized Losses Less Than 12 Months - Fair Value | 14,999
Unrealized Losses Less Than 12 Months - Gross Unrealized Loss | (28)
Total - Fair Value | 14,999
Total - Gross Unrealized Loss | (28)
Mortgage Backed Securities - Residential |
Schedule of Available-for-sale Securities [Line Items] |
Unrealized Losses Less Than 12 Months - Fair Value | 7,993
Unrealized Losses Less Than 12 Months - Gross Unrealized Loss | (87)
Unrealized Losses 12 Months or Greater - Fair Value | 7,656
Unrealized Losses 12 Months or Greater - Gross Unrealized Loss | (95)
Total - Fair Value | 15,649
Total - Gross Unrealized Loss | (182)
Mortgage Backed Securities - Commercial |
Schedule of Available-for-sale Securities [Line Items] |
Unrealized Losses Less Than 12 Months - Fair Value | 71,848
Unrealized Losses Less Than 12 Months - Gross Unrealized Loss | (533)
Unrealized Losses 12 Months or Greater - Fair Value | 25,316
Unrealized Losses 12 Months or Greater - Gross Unrealized Loss | (276)
Total - Fair Value | 97,164
Total - Gross Unrealized Loss | $ (809)

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- Definition Amount of accumulated pre-tax unrealized loss on securities classified as available-for-sale that have been in a loss position for twelve months or longer impacting investments. + References No definition available. + Details
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