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Borrowings and Lines of Credit (Long-Term Debt) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015
Debt Instrument [Line Items] |  |  |
Project financing obligations |  | $ 155 | $ 191
Total principal long-term debt |  | 23,299 | 19,439
Other debt (including capitalized leases) |  | 189 | 306
Other (fair market value adjustments, discounts and debt issuance costs) |  | 1 | 60
Total long-term debt |  | 23,300 | 19,499
Less: current portion |  | 1,603 | 179
Long-term debt, net of current portion |  | 21,697 | 19,320
Long Term Debt Maturities Repayments Of Principal In Next Twelve Months |  | 1,603 |
Long Term Debt Maturities Repayments Of Principal In Year Two |  | 2,012 |
Long Term Debt Maturities Repayments Of Principal In Year Three |  | 1,299 |
Long Term Debt Maturities Repayments Of Principal In Year Four |  | 1,460 |
Long Term Debt Maturities Repayments Of Principal In Year Five |  | 2,034 |
Long Term Debt Maturities Repayments Of Principal After Year Five |  | 14,891 |
Notes 5.375% Due 2017 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 0 | 1,000
Debt Instrument, Interest Rate, Stated Percentage |  | 5.375% |
Debt Instrument, Maturity Year Date |  | 2017 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 1.800% Due 2017 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 1,500 | 1,500
Debt Instrument, Interest Rate, Stated Percentage |  | 1.80% |
Debt Instrument, Maturity Year Date |  | 2017 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
EURIBOR plus 0.800% floating rate notes due 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [2] | $ 783 | 0
Debt Instrument, Maturity Year Date |  | 2018 |
Debt Instrument, Call Feature |  | The three-month EURIBOR rate as of December 30, 2016 was approximately 0.319%. The notes may be redeemed at our option in whole, but not in part, at any time in the event of certain developments affecting U.S. taxation. |
Junior subordinated notes 1.778% due 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 1,100 | 1,100
Debt Instrument, Interest Rate, Stated Percentage |  | 1.778% |
Debt Instrument, Maturity Year Date |  | 2018 |
Notes 6.800% Due 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 99 | 99
Debt Instrument, Interest Rate, Stated Percentage |  | 6.80% |
Debt Instrument, Maturity Year Date |  | 2018 |
LIBOR plus 0.350% floating rate notes due 2019 |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [3] | $ 350 | 0
Debt Instrument, Maturity Year Date |  | 2019 |
Debt Instrument, Call Feature |  | The three-month LIBOR rate as of December 30, 2016 was approximately 0.998%. |
Notes 1.500% Due 2019 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 650 | 0
Debt Instrument, Interest Rate, Stated Percentage |  | 1.50% |
Debt Instrument, Maturity Year Date |  | 2019 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 6.125% Due 2019 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 0 | 1,250
Debt Instrument, Interest Rate, Stated Percentage |  | 6.125% |
Debt Instrument, Maturity Year Date |  | 2019 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 8.875% Due 2019 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 271 | 271
Debt Instrument, Interest Rate, Stated Percentage |  | 8.875% |
Debt Instrument, Maturity Year Date |  | 2019 |
Notes 4.500% Due 2020 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 1,250 | 1,250
Debt Instrument, Interest Rate, Stated Percentage |  | 4.50% |
Debt Instrument, Maturity Year Date |  | 2020 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 4.875% Due 2020 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 171 | 171
Debt Instrument, Interest Rate, Stated Percentage |  | 4.875% |
Debt Instrument, Maturity Year Date |  | 2020 |
Notes 1.950% Due 2021 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 750 | 0
Debt Instrument, Interest Rate, Stated Percentage |  | 1.95% |
Debt Instrument, Maturity Year Date |  | 2021 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 1.125% Due 2021 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [4] | $ 992 | 0
Debt Instrument, Interest Rate, Stated Percentage |  | 1.125% |
Debt Instrument, Maturity Year Date |  | 2021 |
Debt Instrument, Call Feature |  | We may redeem these notes, in whole or in part, at our option at any time. If redeemed earlier than three months prior to the stated maturity date, the redemption price in Euro shall equal the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on an annual basis at a rate based upon a comparable German federal government bond whose maturity is closest to the maturity of the notes plus 15-30 basis points. In addition, the notes may be redeemed at our option in whole, but not in part, at any time in the event of certain developments affecting U.S. taxation. |
Notes 8.750% Due 2021 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 250 | 250
Debt Instrument, Interest Rate, Stated Percentage |  | 8.75% |
Debt Instrument, Maturity Year Date |  | 2021 |
Notes 3.100% Due 2022 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 2,300 | 2,300
Debt Instrument, Interest Rate, Stated Percentage |  | 3.10% |
Debt Instrument, Maturity Year Date |  | 2022 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 1.250% due 2023 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [4] | $ 783 | 817
Debt Instrument, Interest Rate, Stated Percentage |  | 1.25% |
Debt Instrument, Maturity Year Date |  | 2023 |
Debt Instrument, Call Feature |  | We may redeem these notes, in whole or in part, at our option at any time. If redeemed earlier than three months prior to the stated maturity date, the redemption price in Euro shall equal the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on an annual basis at a rate based upon a comparable German federal government bond whose maturity is closest to the maturity of the notes plus 15-30 basis points. In addition, the notes may be redeemed at our option in whole, but not in part, at any time in the event of certain developments affecting U.S. taxation. |
Notes 2.650% Due 2026 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 1,150 | 0
Debt Instrument, Interest Rate, Stated Percentage |  | 2.65% |
Debt Instrument, Maturity Year Date |  | 2026 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 1.875% Due 2026 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [4] | $ 522 | 0
Debt Instrument, Interest Rate, Stated Percentage |  | 1.875% |
Debt Instrument, Maturity Year Date |  | 2026 |
Debt Instrument, Call Feature |  | We may redeem these notes, in whole or in part, at our option at any time. If redeemed earlier than three months prior to the stated maturity date, the redemption price in Euro shall equal the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on an annual basis at a rate based upon a comparable German federal government bond whose maturity is closest to the maturity of the notes plus 15-30 basis points. In addition, the notes may be redeemed at our option in whole, but not in part, at any time in the event of certain developments affecting U.S. taxation. |
Notes 7.100% Due 2027 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 141 | 141
Debt Instrument, Interest Rate, Stated Percentage |  | 7.10% |
Debt Instrument, Maturity Year Date |  | 2027 |
Notes 6.700% Due 2028 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 400 | 400
Debt Instrument, Interest Rate, Stated Percentage |  | 6.70% |
Debt Instrument, Maturity Year Date |  | 2028 |
Notes 7.500% Due 2029 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 550 | 550
Debt Instrument, Interest Rate, Stated Percentage |  | 7.50% |
Debt Instrument, Maturity Year Date |  | 2029 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 5.400% Due 2035 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 600 | 600
Debt Instrument, Interest Rate, Stated Percentage |  | 5.40% |
Debt Instrument, Maturity Year Date |  | 2035 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 6.050% Due 2036 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 600 | 600
Debt Instrument, Interest Rate, Stated Percentage |  | 6.05% |
Debt Instrument, Maturity Year Date |  | 2036 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 6.800% Due 2036 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 134 | 134
Debt Instrument, Interest Rate, Stated Percentage |  | 6.80% |
Debt Instrument, Maturity Year Date |  | 2036 |
Notes 7.000% Due 2038 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount |  | $ 159 | 159
Debt Instrument, Interest Rate, Stated Percentage |  | 7.00% |
Debt Instrument, Maturity Year Date |  | 2038 |
Notes 6.125% Due 2038 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 1,000 | 1,000
Debt Instrument, Interest Rate, Stated Percentage |  | 6.125% |
Debt Instrument, Maturity Year Date |  | 2038 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 5.700% Due 2040 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 1,000 | 1,000
Debt Instrument, Interest Rate, Stated Percentage |  | 5.70% |
Debt Instrument, Maturity Year Date |  | 2040 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 4.500% Due 2042 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 3,500 | 3,500
Debt Instrument, Interest Rate, Stated Percentage |  | 4.50% |
Debt Instrument, Maturity Year Date |  | 2042 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 4.150% Due 2045 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 850 | 850
Debt Instrument, Interest Rate, Stated Percentage |  | 4.15% |
Debt Instrument, Maturity Year Date |  | 2045 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
Notes 3.750% Due 2046 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Carrying Amount | [1] | $ 1,100 | $ 0
Debt Instrument, Interest Rate, Stated Percentage |  | 3.75% |
Debt Instrument, Maturity Year Date |  | 2046 |
Debt Instrument, Call Feature |  | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed. |
[1] | We may redeem the above notes, in whole or in part, at our option at any time at a redemption price in U.S. Dollars equal to the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on a semiannual basis at the adjusted treasury rate plus 10-50 basis points. The redemption price will also include interest accrued to the date of redemption on the principal balance of the notes being redeemed.
[2] | The three-month EURIBOR rate as of December 30, 2016 was approximately -0.319%. The notes may be redeemed at our option in whole, but not in part, at any time in the event of certain developments affecting U.S. taxation.
[3] | The three-month LIBOR rate as of December 30, 2016 was approximately 0.998%.
[4] | We may redeem these notes, in whole or in part, at our option at any time. If redeemed earlier than three months prior to the stated maturity date, the redemption price in Euro shall equal the greater of 100% of the principal amount of the notes to be redeemed or the sum of the present values of the remaining scheduled payments of principal and interest on the notes to be redeemed, discounted to the redemption date on an annual basis at a rate based upon a comparable German federal government bond whose maturity is closest to the maturity of the notes plus 15-30 basis points. In addition, the notes may be redeemed at our option in whole, but not in part, at any time in the event of certain developments affecting U.S. taxation.

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- Definition Description of a feature that permits the issuer of the debt to repay or convert it before the stated maturity date (early retirement date). The description may include such items as the call price, the period that the issuer can call the debt, including the earliest call date, and other significant terms of the call feature, which may include the debt holders' ability to convert the debt to equity if the call option is exercised and contingent events that trigger the issuer's ability to call the debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(5)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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