Borrowings, Long-term Debt (Detail) $ / shares in Units, AUD in Millions |
12 Months Ended |
|
|
|
Dec. 26, 2015
USD ($)
$ / shares
shares
|
Dec. 26, 2015
AUD
shares
|
Dec. 27, 2014
USD ($)
$ / shares
shares
|
Dec. 28, 2013
USD ($)
|
Debt Instrument [Line Items] |
|
|
|
|
Long-term debt |
$ 22,707,000,000
|
|
$ 13,195,000,000
|
|
Less: current portion of long-term debt |
(2,602,000,000)
|
|
(1,088,000,000)
|
|
Less: debt issuance costs |
(69,000,000)
|
|
(48,000,000)
|
|
Total long-term debt |
20,036,000,000
|
|
12,059,000,000
|
|
Derivative, Notional Amount |
26,655,000,000
|
|
27,076,000,000
|
$ 23,739,000,000
|
Outstanding principal |
24,276,000,000
|
|
|
|
Temporary equity |
897,000,000
|
|
912,000,000
|
|
Year Payable, 2016 |
1,500,000,000
|
|
|
|
Year Payable, 2017 |
3,000,000,000
|
|
|
|
Year Payable, 2018 |
0
|
|
|
|
Year Payable, 2019 |
181,000,000
|
|
|
|
Year Payable, 2020 |
1,750,000,000
|
|
|
|
Year Payable, 2021 and thereafter |
17,845,000,000
|
|
|
|
Cross Currency Interest Rate Contract [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Derivative, Notional Amount |
$ 5,509,000,000
|
|
5,446,000,000
|
$ 4,377,000,000
|
2015 Senior notes due December 2045 at 4.70% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Dec. 14, 2045
|
|
|
|
Stated Interest Rate |
4.70%
|
4.70%
|
|
|
Long-term debt |
$ 908,000,000
|
|
0
|
|
Debt Instrument, Face Amount |
915,000,000
|
|
|
|
2015 AUD-denominated Senior notes [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Debt Instrument, Face Amount | AUD |
|
AUD 800
|
|
|
2015 AUD-denominated Senior notes [Member] | Cross Currency Interest Rate Contract [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Derivative, Notional Amount |
$ 577,000,000
|
|
|
|
2015 AUD-denominated Senior notes due December 2019 at 3.25% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Dec. 01, 2019
|
|
|
|
Stated Interest Rate |
3.25%
|
3.25%
|
|
|
Long-term debt |
$ 181,000,000
|
|
0
|
|
2015 AUD-denominated Senior notes due December 2022 at 4.00% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Dec. 01, 2022
|
|
|
|
Stated Interest Rate |
4.00%
|
4.00%
|
|
|
Long-term debt |
$ 397,000,000
|
|
0
|
|
2015 Senior notes due August 2045 at 4.90% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Aug. 11, 2045
|
|
|
|
Stated Interest Rate |
4.90%
|
4.90%
|
|
|
Long-term debt |
$ 1,009,000,000
|
|
0
|
|
Debt Instrument, Face Amount |
1,000,000,000
|
|
|
|
July 2015 Senior notes [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Debt Instrument, Face Amount |
$ 7,000,000,000
|
|
|
|
2015 Senior notes due July 2020 at 2.45% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Jul. 29, 2020
|
|
|
|
Stated Interest Rate |
2.45%
|
2.45%
|
|
|
Long-term debt |
$ 1,748,000,000
|
|
0
|
|
2015 Senior notes due July 2022 at 3.10% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Jul. 29, 2022
|
|
|
|
Stated Interest Rate |
3.10%
|
3.10%
|
|
|
Long-term debt |
$ 996,000,000
|
|
0
|
|
2015 Senior notes due July 2025 at 3.70% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Jul. 29, 2025
|
|
|
|
Stated Interest Rate |
3.70%
|
3.70%
|
|
|
Long-term debt |
$ 2,247,000,000
|
|
0
|
|
2015 Senior notes due July 2045 at 4.90% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Jul. 29, 2045
|
|
|
|
Stated Interest Rate |
4.90%
|
4.90%
|
|
|
Long-term debt |
$ 1,998,000,000
|
|
0
|
|
2012 Senior notes [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Debt Instrument, Face Amount |
$ 6,200,000,000
|
|
|
|
2012 Senior notes due December 2017 at 1.35% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Dec. 15, 2017
|
|
|
|
Stated Interest Rate |
1.35%
|
1.35%
|
|
|
Long-term debt |
$ 2,999,000,000
|
|
2,998,000,000
|
|
2012 Senior notes due December 2022 at 2.70% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Dec. 15, 2022
|
|
|
|
Stated Interest Rate |
2.70%
|
2.70%
|
|
|
Long-term debt |
$ 1,492,000,000
|
|
1,495,000,000
|
|
2012 Senior notes due December 2032 at 4.00% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Dec. 15, 2032
|
|
|
|
Stated Interest Rate |
4.00%
|
4.00%
|
|
|
Long-term debt |
$ 744,000,000
|
|
744,000,000
|
|
2012 Senior notes due December 2042 at 4.25% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Dec. 15, 2042
|
|
|
|
Stated Interest Rate |
4.25%
|
4.25%
|
|
|
Long-term debt |
$ 924,000,000
|
|
924,000,000
|
|
2011 Senior notes [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Debt Instrument, Face Amount |
$ 5,000,000,000
|
|
|
|
2011 Senior notes due October 2016 at 1.95% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Oct. 01, 2016
|
|
|
|
Stated Interest Rate |
1.95%
|
1.95%
|
|
|
Long-term debt |
$ 1,499,000,000
|
|
1,499,000,000
|
|
2011 Senior notes due October 2021 at 3.30% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Oct. 01, 2021
|
|
|
|
Stated Interest Rate |
3.30%
|
3.30%
|
|
|
Long-term debt |
$ 1,997,000,000
|
|
1,997,000,000
|
|
2011 Senior notes due October 2041 at 4.80% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Oct. 01, 2041
|
|
|
|
Stated Interest Rate |
4.80%
|
4.80%
|
|
|
Long-term debt |
$ 1,490,000,000
|
|
1,490,000,000
|
|
2009 Junior Subordinated Convertible Debentures Due August 2039 At 3.25% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Aug. 01, 2039
|
|
|
|
Stated Interest Rate |
3.25%
|
3.25%
|
|
|
Long-term debt |
$ 1,103,000,000
|
|
1,088,000,000
|
|
Less: current portion of long-term debt |
(1,103,000,000)
|
|
(1,088,000,000)
|
|
Debt Instrument, Face Amount |
$ 2,000,000,000
|
|
|
|
Annual effective interest rate |
7.20%
|
7.20%
|
|
|
Trading Days Period Prior To Semi Annual Interest Period, Contingent Interest |
10 days
|
|
|
|
Principal Amount Per Debenture Used In Conversion Rate |
$ 1,000
|
|
|
|
Debenture Interest Period Length, Contingent Interest |
6 months
|
|
|
|
Average Lowerbound Trading Price Per Debenture Prior To Semi Annual Interest Period, Contingent Interest |
$ 650
|
|
|
|
Average Upperbound Trading Price Per Debenture Prior To Semi Annual Interest Period, Contingent Interest |
$ 1,500
|
|
|
|
Minimum Percentage Of Contingent Interest That Could Accrue Per Year |
0.25%
|
|
|
|
Maximum Percentage Of Contingent Interest That Could Accrue Per Year |
0.50%
|
|
|
|
Embedded Derivative, Fair Value of Embedded Derivative Liability |
$ 13,000,000
|
|
8,000,000
|
|
Company Stock As Percentage Of Conversion Price, Surrender For Conversion |
130.00%
|
|
|
|
Trading Days During 30 Day Period In Which Company Stock Has Been At Least 130% Of Conversion Price, Surrender for Conversion |
20 days
|
|
|
|
Trading Day Period Ending On Last Day Of Preceeding Fiscal Quarter, Surrender for Conversion |
30 days
|
|
|
|
Company Stock As Percentage Of Conversion Price, Redemption Of Principal |
150.00%
|
|
|
|
Trading Days During 30 Day Period In Which Company Stock Has Been At Least 130% Of Conversion Price, Redemption Of Principal |
20 days
|
|
|
|
Trading Day Period Prior To Notice of Redemption Date, Redemption Of Principal |
30 days
|
|
|
|
Outstanding principal |
$ 2,000,000,000
|
|
2,000,000,000
|
|
Equity component carrying amount |
613,000,000
|
|
613,000,000
|
|
Debt Instrument, Unamortized Discount |
$ 897,000,000
|
|
$ 912,000,000
|
|
Conversion rate (shares of common stock per $1,000 principal amount of debentures) | shares |
46.58
|
46.58
|
46.06
|
|
Effective conversion price (per share of common stock) | $ / shares |
$ 21.47
|
|
$ 21.71
|
|
Debt Instrument, Convertible, Remaining Discount Amortization Period (in years) |
24 years
|
|
|
|
Conversion Rate Adjustments, Quarterly Dividend Distributions Excess Per Share | $ / shares |
$ 0.14
|
|
|
|
2005 Junior Subordinated Convertible Debentures Due December 2035 At 2.95% [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Maturity Date |
Dec. 15, 2035
|
|
|
|
Stated Interest Rate |
2.95%
|
2.95%
|
|
|
Long-term debt |
$ 975,000,000
|
|
$ 960,000,000
|
|
Debt Instrument, Face Amount |
$ 1,600,000,000
|
|
|
|
Annual effective interest rate |
6.45%
|
6.45%
|
|
|
Trading Days Period Prior To Semi Annual Interest Period, Contingent Interest |
10 days
|
|
|
|
Principal Amount Per Debenture Used In Conversion Rate |
$ 1,000
|
|
|
|
Debenture Interest Period Length, Contingent Interest |
6 months
|
|
|
|
Average Lowerbound Trading Price Per Debenture Prior To Semi Annual Interest Period, Contingent Interest |
$ 800
|
|
|
|
Average Upperbound Trading Price Per Debenture Prior To Semi Annual Interest Period, Contingent Interest |
$ 1,300
|
|
|
|
Minimum Percentage Of Contingent Interest That Could Accrue Per Year |
0.25%
|
|
|
|
Maximum Percentage Of Contingent Interest That Could Accrue Per Year |
0.40%
|
|
|
|
Embedded Derivative, Fair Value of Embedded Derivative Liability |
$ 4,000,000
|
|
4,000,000
|
|
Company Stock As Percentage Of Conversion Price, Redemption Of Principal |
130.00%
|
|
|
|
Trading Day Period Prior To Notice of Redemption Date, Redemption Of Principal |
30 days
|
|
|
|
Trading Days During 30 Day Period In Which Company Stock Has Been At Least 150% Of Conversion Price, Redemption Of Principal |
20 days
|
|
|
|
Outstanding principal |
$ 1,600,000,000
|
|
1,600,000,000
|
|
Equity component carrying amount |
466,000,000
|
|
466,000,000
|
|
Debt Instrument, Unamortized Discount |
$ 625,000,000
|
|
$ 640,000,000
|
|
Conversion rate (shares of common stock per $1,000 principal amount of debentures) | shares |
35.82
|
35.82
|
34.95
|
|
Effective conversion price (per share of common stock) | $ / shares |
$ 27.92
|
|
$ 28.61
|
|
Debt Instrument, Convertible, Remaining Discount Amortization Period (in years) |
20 years
|
|
|
|
Conversion Rate Adjustments, Quarterly Dividend Distributions Excess Per Share | $ / shares |
$ 0.10
|
|
|
|
2015 Senior notes [Member] |
|
|
|
|
Debt Instrument [Line Items] |
|
|
|
|
Debt Instrument, Face Amount |
$ 9,500,000,000
|
|
|
|