v2.4.0.8

Debt (Details) |  |  | 0 Months Ended |  |  | 0 Months Ended |  |  | 1 Months Ended | 12 Months Ended |  | 12 Months Ended |  |  |  | 12 Months Ended |  | 0 Months Ended | 12 Months Ended |  |  |  |  | 12 Months Ended |  |  | 12 Months Ended |  |  |  |  |  |  | 12 Months Ended |  |  |  |  |  |  | 12 Months Ended |  |  | 12 Months Ended |  |  | 12 Months Ended |  |  |  |  | 0 Months Ended |  |  |  |  | 1 Months Ended | 12 Months Ended |  |  |  | 12 Months Ended |  |  | 0 Months Ended | 1 Months Ended |  |  |  |  |  | 12 Months Ended |  |  | 12 Months Ended |  |  | 12 Months Ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended |  |  |  |  |  |  |  | 12 Months Ended |
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Dec. 31, 2013 USD ($) | Dec. 31, 2012 USD ($) | Feb. 15, 2013 5% Notes due February 2013 USD ($) | Dec. 31, 2013 5% Notes due February 2013 | Dec. 31, 2012 5% Notes due February 2013 USD ($) | Mar. 15, 2013 5.25% Senior Notes due March 2013 USD ($) | Dec. 31, 2013 5.25% Senior Notes due March 2013 | Dec. 31, 2012 5.25% Senior Notes due March 2013 USD ($) | Jun. 30, 2013 TPDI Credit Facilities due March 2015 USD ($) | Dec. 31, 2013 TPDI Credit Facilities due March 2015 USD ($) | Dec. 31, 2012 TPDI Credit Facilities due March 2015 USD ($) | Dec. 31, 2013 4.95% Senior Notes due November 2015 USD ($) | Dec. 31, 2012 4.95% Senior Notes due November 2015 USD ($) | Sep. 30, 2010 4.95% Senior Notes due November 2015 USD ($) | Feb. 21, 2011 Aker Revolving Credit Facility USD ($) | Dec. 31, 2012 Aker Term Loan Facility USD ($) | Feb. 21, 2011 Aker Term Loan Facility USD ($) | Mar. 06, 2013 Callable Bonds due February 2016 USD ($) | Mar. 06, 2013 Callable Bonds due February 2016 NOK | Dec. 31, 2013 Callable Bonds due February 2016 USD ($) | Dec. 31, 2012 Callable Bonds due February 2016 USD ($) | Mar. 06, 2013 FRN Callable Bonds USD ($) | Mar. 06, 2013 FRN Callable Bonds NOK | Dec. 31, 2013 11% Callable Bonds | Mar. 06, 2013 11% Callable Bonds USD ($) | Mar. 06, 2013 11% Callable Bonds NOK | Dec. 31, 2013 5.05% Senior Notes due December 2016 USD ($) | Dec. 31, 2012 5.05% Senior Notes due December 2016 USD ($) | Dec. 31, 2011 5.05% Senior Notes due December 2016 USD ($) | Dec. 31, 2013 2.5% Senior Notes due October 2017 USD ($) | Dec. 31, 2012 2.5% Senior Notes due October 2017 USD ($) | Sep. 30, 2012 2.5% Senior Notes due October 2017 USD ($) | Dec. 31, 2013 ADDCL Credit Facilities due December 2017 USD ($) | Dec. 31, 2012 ADDCL Credit Facilities due December 2017 USD ($) | Dec. 31, 2013 ADDCL Credit Facilities due December 2017 Ultra Deepwater Floater Discoverer Luanda USD ($) | Dec. 31, 2012 ADDCL Credit Facilities due December 2017 Ultra Deepwater Floater Discoverer Luanda USD ($) | Dec. 31, 2013 Eksportfinans Loans due January 2018 USD ($) | Dec. 31, 2012 Eksportfinans Loans due January 2018 USD ($) | Dec. 31, 2013 Eksportfinans Loan A USD ($) | Dec. 31, 2013 Eksportfinans Loan B USD ($) | Dec. 31, 2013 6.00% Senior Notes due March 2018 USD ($) | Dec. 31, 2012 6.00% Senior Notes due March 2018 USD ($) | Dec. 31, 2013 7.375% Senior Notes due April 2018 USD ($) | Dec. 31, 2012 7.375% Senior Notes due April 2018 USD ($) | Mar. 31, 2002 7.375% Senior Notes due April 2018 USD ($) | Dec. 31, 2013 6.50% Senior Notes due November 2020 USD ($) | Dec. 31, 2012 6.50% Senior Notes due November 2020 USD ($) | Sep. 30, 2010 6.50% Senior Notes due November 2020 USD ($) | Dec. 31, 2013 6.375% Senior Notes due December 2021 USD ($) | Dec. 31, 2012 6.375% Senior Notes due December 2021 USD ($) | Dec. 31, 2011 6.375% Senior Notes due December 2021 USD ($) | Dec. 31, 2013 3.8% Senior Notes due October 2022 USD ($) | Dec. 31, 2012 3.8% Senior Notes due October 2022 USD ($) | Sep. 30, 2012 3.8% Senior Notes due October 2022 USD ($) | Dec. 31, 2013 7.45% Notes due April 2027 USD ($) | Dec. 31, 2012 7.45% Notes due April 2027 USD ($) | May 31, 2012 TPDI Notes USD ($) | Dec. 31, 2013 8% Debentures due April 2027 USD ($) | Dec. 31, 2012 8% Debentures due April 2027 USD ($) | Dec. 31, 2013 7% Notes due June 2028 USD ($) | Dec. 31, 2012 7% Notes due June 2028 USD ($) | Aug. 31, 2009 Capital lease contract due August 2029 USD ($) | Dec. 31, 2013 Capital lease contract due August 2029 USD ($) | Dec. 31, 2012 Capital lease contract due August 2029 USD ($) | Dec. 31, 2013 7.5% Notes due April 2031 USD ($) | Dec. 31, 2012 7.5% Notes due April 2031 USD ($) | Dec. 31, 2012 1.50% Series B and 1.50% Series C Convertible Senior Notes USD ($) | Dec. 31, 2011 1.50% Series B and 1.50% Series C Convertible Senior Notes USD ($) | Dec. 31, 2013 1.50% Series B and 1.50% Series C Convertible Senior Notes Maximum USD ($) | Dec. 31, 2013 1.50% Series B Convertible Senior Notes due December 2037 | Dec. 31, 2007 1.50% Series B Convertible Senior Notes due December 2037 USD ($) | Dec. 14, 2012 1.50% Series C Convertible Senior Notes due December 2037 USD ($) | Feb. 28, 2013 1.50% Series C Convertible Senior Notes due December 2037 USD ($) | Dec. 31, 2013 1.50% Series C Convertible Senior Notes due December 2037 USD ($) | Dec. 31, 2012 1.50% Series C Convertible Senior Notes due December 2037 USD ($) | Dec. 31, 2007 1.50% Series C Convertible Senior Notes due December 2037 USD ($) | Dec. 31, 2013 6.80% Senior Notes due March 2038 USD ($) | Dec. 31, 2012 6.80% Senior Notes due March 2038 USD ($) | Dec. 31, 2013 7.35% Senior Notes due December 2041 USD ($) | Dec. 31, 2012 7.35% Senior Notes due December 2041 USD ($) | Dec. 31, 2011 7.35% Senior Notes due December 2041 USD ($) | Dec. 31, 2013 Five Year Revolving Credit Facility USD ($) | Dec. 31, 2013 Five Year Revolving Credit Facility Minimum | Dec. 31, 2013 Five Year Revolving Credit Facility Maximum | Dec. 31, 2013 Five Year Revolving Credit Facility Base Rate | Dec. 31, 2013 Five Year Revolving Credit Facility Adjusted LIBOR | Dec. 31, 2013 Three Year Secured Revolving Credit Facility USD ($) | Dec. 31, 2013 Three Year Secured Revolving Credit Facility Deepwater Champion, Discoverer Americas and Discoverer Inspiration USD ($) | Dec. 31, 2012 Three Year Secured Revolving Credit Facility Deepwater Champion, Discoverer Americas and Discoverer Inspiration USD ($) | Dec. 31, 2013 Three Year Secured Revolving Credit Facility Minimum | Dec. 31, 2013 Three Year Secured Revolving Credit Facility Maximum | Dec. 31, 2013 Three Year Secured Revolving Credit Facility Base Rate | Dec. 31, 2013 Three Year Secured Revolving Credit Facility Adjusted LIBOR | Dec. 31, 2013 Transocean Ltd. and Subsidiaries USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 5% Notes due February 2013 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 5.25% Senior Notes due March 2013 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries TPDI Credit Facilities due March 2015 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 4.95% Senior Notes due November 2015 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 4.95% Senior Notes due November 2015 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries Callable Bonds due February 2016 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 5.05% Senior Notes due December 2016 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 5.05% Senior Notes due December 2016 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 2.5% Senior Notes due October 2017 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 2.5% Senior Notes due October 2017 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries Eksportfinans Loans due January 2018 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries Eksportfinans Loans due January 2018 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 6.00% Senior Notes due March 2018 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 6.00% Senior Notes due March 2018 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 7.375% Senior Notes due April 2018 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 7.375% Senior Notes due April 2018 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 6.50% Senior Notes due November 2020 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 6.50% Senior Notes due November 2020 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 6.375% Senior Notes due December 2021 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 6.375% Senior Notes due December 2021 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 3.8% Senior Notes due October 2022 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 3.8% Senior Notes due October 2022 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 7.45% Notes due April 2027 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 7.45% Notes due April 2027 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 8% Debentures due April 2027 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 8% Debentures due April 2027 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 7% Notes due June 2028 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 7% Notes due June 2028 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries Capital lease contract due August 2029 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries Capital lease contract due August 2029 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 7.5% Notes due April 2031 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 7.5% Notes due April 2031 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 1.50% Series C Convertible Senior Notes due December 2037 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 6.80% Senior Notes due March 2038 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 6.80% Senior Notes due March 2038 USD ($) | Dec. 31, 2013 Transocean Ltd. and Subsidiaries 7.35% Senior Notes due December 2041 USD ($) | Dec. 31, 2012 Transocean Ltd. and Subsidiaries 7.35% Senior Notes due December 2041 USD ($) | Dec. 31, 2013 Consolidated variable interest entities USD ($) | Dec. 31, 2012 Consolidated variable interest entities USD ($) | Dec. 31, 2013 Consolidated variable interest entities ADDCL Credit Facilities due December 2017 USD ($) | Dec. 31, 2012 Consolidated variable interest entities ADDCL Credit Facilities due December 2017 USD ($) | Dec. 31, 2013 TPDI TPDI Credit Facilities due March 2015 USD ($) | Dec. 31, 2012 TPDI TPDI Credit Facilities due March 2015 USD ($) | Dec. 31, 2013 TPDI TPDI Credit Facilities Senior Term Loan Due March 2015 USD ($) | Dec. 31, 2013 TPDI TPDI Credit Facilities Junior Term Loan Due March 2015 USD ($) | Dec. 31, 2013 TPDI TPDI Credit Facilities Revolving Credit Facility Due March 2015 USD ($) | Dec. 31, 2012 TPDI Uncommitted Credit Facility Established by Subsidiary USD ($) | Dec. 31, 2013 ADDCL ADDCL Credit Facilities Tranche A Due December 2017 USD ($) | Dec. 31, 2013 ADDCL ADDCL Credit Facilities Tranche C Due December 2017 USD ($) | Dec. 31, 2013 ADDCL ADDCL Secondary Loan Facility Due December 2015 USD ($) | Dec. 31, 2012 ADDCL ADDCL Secondary Loan Facility Due December 2015 USD ($) | Dec. 31, 2013 ADDCL ADDCL Secondary Loan Facility Due December 2015 Minimum | Dec. 31, 2013 ADDCL ADDCL Secondary Loan Facility Due December 2015 Maximum | Dec. 31, 2013 Wholly-owned subsidiaries 5% Notes due February 2013 item | Dec. 31, 2013 Wholly-owned subsidiaries 7% Notes due June 2028 USD ($) item | Dec. 31, 2013 Transocean Inc. 5.25% Senior Notes due March 2013 | Dec. 31, 2007 Transocean Inc. 5.25% Senior Notes due March 2013 USD ($) | Dec. 31, 2013 Transocean Inc. 6.00% Senior Notes due March 2018 USD ($) | Dec. 31, 2007 Transocean Inc. 6.00% Senior Notes due March 2018 USD ($) | Dec. 31, 2013 Transocean Inc. 7.45% Notes due April 2027 USD ($) | Apr. 30, 1997 Transocean Inc. 7.45% Notes due April 2027 USD ($) | Dec. 31, 2013 Transocean Inc. 8% Debentures due April 2027 USD ($) | Apr. 30, 1997 Transocean Inc. 8% Debentures due April 2027 USD ($) | Dec. 31, 2013 Transocean Inc. 7.5% Notes due April 2031 USD ($) | Apr. 30, 2001 Transocean Inc. 7.5% Notes due April 2031 USD ($) | Dec. 31, 2013 Transocean Inc. 6.80% Senior Notes due March 2038 USD ($) | Dec. 31, 2007 Transocean Inc. 6.80% Senior Notes due March 2038 USD ($)
Long-term debt by current and noncurrent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total debt | $ 10,702,000,000 | $ 12,459,000,000 |  |  | $ 250,000,000 |  |  | $ 502,000,000 |  |  | $ 403,000,000 | $ 1,113,000,000 | $ 1,118,000,000 |  |  |  |  |  |  |  | $ 282,000,000 |  |  |  |  |  | $ 999,000,000 | $ 999,000,000 |  | $ 748,000,000 | $ 748,000,000 |  | $ 163,000,000 | $ 191,000,000 |  |  | $ 591,000,000 | $ 797,000,000 |  |  | $ 998,000,000 | $ 998,000,000 | $ 247,000,000 | $ 247,000,000 |  | $ 900,000,000 | $ 899,000,000 |  | $ 1,199,000,000 | $ 1,199,000,000 |  | $ 745,000,000 | $ 745,000,000 |  | $ 97,000,000 | $ 97,000,000 |  | $ 57,000,000 | $ 57,000,000 | $ 311,000,000 | $ 311,000,000 |  | $ 637,000,000 | $ 657,000,000 | $ 598,000,000 | $ 598,000,000 |  |  |  |  |  |  |  |  | $ 62,000,000 |  | $ 999,000,000 | $ 999,000,000 | $ 300,000,000 | $ 300,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 10,539,000,000 | $ 12,268,000,000 | $ 250,000,000 | $ 502,000,000 | $ 403,000,000 | $ 1,113,000,000 | $ 1,118,000,000 | $ 282,000,000 | $ 999,000,000 | $ 999,000,000 | $ 748,000,000 | $ 748,000,000 | $ 591,000,000 | $ 797,000,000 | $ 998,000,000 | $ 998,000,000 | $ 247,000,000 | $ 247,000,000 | $ 900,000,000 | $ 899,000,000 | $ 1,199,000,000 | $ 1,199,000,000 | $ 745,000,000 | $ 745,000,000 | $ 97,000,000 | $ 97,000,000 | $ 57,000,000 | $ 57,000,000 | $ 311,000,000 | $ 311,000,000 | $ 637,000,000 | $ 657,000,000 | $ 598,000,000 | $ 598,000,000 | $ 62,000,000 | $ 999,000,000 | $ 999,000,000 | $ 300,000,000 | $ 300,000,000 | $ 163,000,000 | $ 191,000,000 | $ 163,000,000 | $ 191,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt due within one year | 323,000,000 | 1,367,000,000 |  |  | 250,000,000 |  |  | 502,000,000 |  |  | 70,000,000 |  |  |  |  |  |  |  |  |  | 282,000,000 |  |  |  |  |  |  |  |  |  |  |  | 163,000,000 | 28,000,000 |  |  | 140,000,000 | 153,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,000,000 | 20,000,000 |  |  |  |  |  |  |  |  |  |  | 62,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 160,000,000 | 1,339,000,000 | 250,000,000 | 502,000,000 | 70,000,000 |  |  | 282,000,000 |  |  |  |  | 140,000,000 | 153,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,000,000 | 20,000,000 |  |  | 62,000,000 |  |  |  |  | 163,000,000 | 28,000,000 | 163,000,000 | 28,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt | 10,379,000,000 | 11,092,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,379,000,000 | 10,929,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 163,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument interest rate stated percentage |  |  |  | 5.00% |  |  | 5.25% |  |  |  |  | 4.95% |  |  |  |  |  |  |  |  |  |  |  | 11.00% |  |  | 5.05% |  |  | 2.50% |  |  |  |  |  |  | 4.15% |  |  |  | 6.00% |  | 7.375% |  |  | 6.50% |  |  | 6.375% |  |  | 3.80% |  |  | 7.45% |  |  | 8.00% |  | 7.00% |  |  |  |  | 7.50% |  |  |  |  | 1.50% |  |  |  | 1.50% |  |  | 6.80% |  | 7.35% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage ownership interest in Transocean Inc. by Transocean Ltd. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Scheduled monthly payments under capital lease obligation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase obligation to acquire asset under capital lease |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit facility term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowing capacity, maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,000,000,000 |  |  |  |  | 900,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,265,000,000 |  |  |  | 75,000,000 |  | 215,000,000 | 399,000,000 | 90,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average interest rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.89% |  | 3.30% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument face value |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,100,000,000 |  |  | 400,000,000 |  |  |  |  |  |  |  |  |  |  |  | 1,000,000,000 |  |  | 750,000,000 |  |  |  |  |  |  |  |  |  |  |  |  | 247,000,000 |  |  | 900,000,000 |  |  | 1,200,000,000 |  |  | 750,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,200,000,000 |  |  |  |  | 2,200,000,000 |  |  |  |  | 300,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000,000 | 190,000,000 |  |  |  |  |  |  |  |  |  |  |  | 500,000,000 |  | 1,000,000,000 |  | 100,000,000 |  | 200,000,000 |  | 600,000,000 |  | 1,000,000,000
Accrued and unpaid interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis of variable interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Base Rate | LIBOR |  |  |  |  |  | Base Rate | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | LIBOR |  | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Spread on variable rate basis (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.625% |  |  |  | 0.875% | 2.50% |  | 2.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.725% |  |  |  | 3.125% | 5.125% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage reduction to the calculated variable rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.00% |  |  |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commitment fee percentage at period end |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.275% | 0.125% | 0.325% |  |  | 0.375% |  |  | 0.125% | 0.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum debt to tangible capitalization ratio |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.6 |  |  |  |  | 0.6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit facility available borrowing capacity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,000,000,000 |  |  |  |  | 900,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Letters of credit issued and outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption price of debt instrument (as a percent) |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  | 100.00% |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% | 100.00% | 100.00% |  | 100.00% |  |  |  |  |  |  |  | 100.00% |
Aggregate principal amount outstanding | 10,698,000,000 |  |  |  |  |  |  |  |  |  |  | 1,100,000,000 |  |  |  |  |  |  |  |  |  | 164,000,000 | 940,000,000 |  | 98,000,000 | 560,000,000 | 1,000,000,000 |  |  | 750,000,000 |  |  |  |  |  |  |  |  | 280,000,000 | 314,000,000 |  |  | 247,000,000 |  |  | 900,000,000 |  |  | 1,200,000,000 |  |  | 750,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,535,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 163,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300,000,000 |  |  | 1,000,000,000 |  | 100,000,000 |  | 57,000,000 |  | 600,000,000 |  | 1,000,000,000 |
Aggregate commitment of subsidiary in secured term loan |  |  |  |  |  |  |  |  |  | 595,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit facility amount outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 135,000,000 |  | 80,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt due to a subsidiary, eliminated in consolidation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 399,000,000 | 52,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of wholly-owned subsidiaries which are obligors to debt instrument |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount repaid |  |  | 250,000,000 |  |  | 500,000,000 |  |  | 735,000,000 |  |  |  |  |  |  | 333,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 148,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,700,000,000 | 62,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on retirement of debt |  |  |  |  |  |  |  |  |  | (1,000,000) |  |  |  |  |  | 2,000,000 |  |  |  | (1,000,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment made to a subsidiary out of repayment of debt, eliminated in consolidation |  |  |  |  |  |  |  |  | 367,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted investments used as security for debt instruments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 23,000,000 |  |  |  |  |  |  | 20,000,000 | 19,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
NOK exchange rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.73 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate cash payment made for debt repurchased |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 273,000,000 | 1,567,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of total commitment under ADDCL secondary bank credit agreement provided by subsidiary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 65.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate on restricted cash investments (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.15% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Implicit interest rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7.80% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additions to property and equipment upon entry into capital lease |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 716,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asset capitalized under capital leases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 716,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate carrying amount assets pledged |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 748,000,000 | 786,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,200,000,000 | 2,300,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Carrying amounts of Convertible Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 84,000,000 | 162,000,000 | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Carrying amount of equity component |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate cash payments to redeem debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,700,000,000 | $ 62,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

X
- Definition Adjustment for accrued and unpaid interest included in the fair value adjustment of the noncontrolling interest at the time of non-cash settlement of the exchange transaction of the put option agreement. + References No definition available. + Details
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- Definition The aggregate commitment of a subsidiary in the secured term loan which was established to finance the construction of and is secured by Dhirubhai Deepwater KG1 and Dhirubhai Deepwater KG2. + References No definition available. + Details
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- Definition Represents non-cash additions of property and equipment resulting from direct financing under a capital lease arrangement. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Amount due monthly under capital lease obligation. + References No definition available. + Details
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- Definition Amount of the lessee's purchase obligation to acquire the leased asset after the term of the lease period expires. + References No definition available. + Details
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- Details
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- Definition The amount outstanding under Credit Facilities or Notes payable which is due to one of the Company's subsidiaries and is eliminated in consolidation. + References No definition available. + Details
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- Definition Represents the maximum debt to tangible capitalization ratio. + References No definition available. + Details
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- Definition Represents the number of wholly-owned subsidiaries which are obligors to debt instrument. + References No definition available. + Details
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- Definition The percentage reduction to the calculated variable rate. + References No definition available. + Details
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- Definition Represents the implicit interest rate under capital lease contract. + References No definition available. + Details
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- Definition Represents the exchange rate at the end of the period used to convert the Norwegian kroner currency into one U.S. dollar. + References No definition available. + Details
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- Definition Represents the amount of payment made to one of the entity's subsidiaries out of repayment of credit facilities and is eliminated in consolidation. + References No definition available. + Details
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- Definition Represents the fixed interest rate on restricted cash investments. + References No definition available. + Details
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- Definition The increase during the period in capital lease obligations due to entering into new capital leases. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 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 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 + Details
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- Definition Amount of assets pledged to secure a debt instrument. + 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 (d) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 + Details
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- Definition The carrying amount of the equity component of convertible debt which may be settled in cash upon conversion. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031897-161870 + Details
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- Definition The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 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)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Percentage price of original principal amount of debt at which debt can be redeemed by the issuer. + 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 + Details
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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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- Definition Gross amount of debt extinguished. + References No definition available. + Details
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12317-112629 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12355-112629 + Details
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