Organization record
SEADRILL LTD
All evidence-backed facts for this organization, identity resolved across official registers.
Facts on record
Newest first; every row links to its evidence page.
| Fact | Value | Period | Source |
|---|---|---|---|
| accounts_payable | {"amount": 72000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-12-31 | sec_edgar |
| accounts_payable | {"amount": 93000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-12-31 | sec_edgar |
| accounts_payable | {"amount": 122000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-09-30 | sec_edgar |
| accounts_payable | {"amount": 158000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-06-30 | sec_edgar |
| accounts_payable | {"amount": 152000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-03-31 | sec_edgar |
| accounts_payable | {"amount": 141000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-12-31 | sec_edgar |
| accounts_payable | {"amount": 84000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| accounts_payable | {"amount": 90000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| accounts_payable | {"amount": 72000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| accounts_payable | {"amount": 38000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| accounts_payable | {"amount": 95000000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2010-12-31 | sec_edgar |
| accounts_receivable | {"amount": 295000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2017-12-31 | sec_edgar |
| accounts_receivable | {"amount": 462000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2016-12-31 | sec_edgar |
| accounts_receivable | {"amount": 630000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2016-09-30 | sec_edgar |
| accounts_receivable | {"amount": 727000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2016-06-30 | sec_edgar |
| accounts_receivable | {"amount": 710000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2016-03-31 | sec_edgar |
| accounts_receivable | {"amount": 718000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2015-12-31 | sec_edgar |
| accounts_receivable | {"amount": 1017000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD | 2014-12-31 | sec_edgar |
| accounts_receivable | {"amount": 1042000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD | 2013-12-31 | sec_edgar |
| accounts_receivable | {"amount": 917000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2012-12-31 | sec_edgar |
| accounts_receivable | {"amount": 720000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2011-12-31 | sec_edgar |
| accounts_receivable | {"amount": 828000000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2010-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1255000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "curren | 2017-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1368000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "curren | 2016-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1250000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "curren | 2016-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 1287000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "curren | 2016-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 1092000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "curren | 2016-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1044000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "curren | 2015-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 831000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2014-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 744000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2013-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 318000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2012-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 483000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2011-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 755000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2010-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 460000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2009-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 376000000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2008-12-31 | sec_edgar |
| cashflow_financing | {"amount": -846000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "c | 2017-12-31 | sec_edgar |
| cashflow_financing | {"amount": -1206000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", " | 2016-12-31 | sec_edgar |
| cashflow_financing | {"amount": -893000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "c | 2016-09-30 | sec_edgar |
| cashflow_financing | {"amount": -619000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "c | 2016-06-30 | sec_edgar |
| cashflow_financing | {"amount": -253000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "c | 2016-03-31 | sec_edgar |
| cashflow_financing | {"amount": -1370000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", " | 2015-12-31 | sec_edgar |
| cashflow_financing | {"amount": -1521000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", " | 2014-12-31 | sec_edgar |
| cashflow_financing | {"amount": 1695000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "c | 2013-12-31 | sec_edgar |
| cashflow_financing | {"amount": -395000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "c | 2012-12-31 | sec_edgar |
| cashflow_financing | {"amount": 538000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cu | 2011-12-31 | sec_edgar |
| cashflow_financing | {"amount": 1293000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "c | 2010-12-31 | sec_edgar |
| cashflow_financing | {"amount": -453000000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "c | 2009-12-31 | sec_edgar |
| cashflow_investing | {"amount": 329000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2017-12-31 | sec_edgar |
| cashflow_investing | {"amount": 328000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2016-12-31 | sec_edgar |
| cashflow_investing | {"amount": 253000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2016-09-30 | sec_edgar |
| cashflow_investing | {"amount": 257000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2016-06-30 | sec_edgar |
| cashflow_investing | {"amount": -2000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2016-03-31 | sec_edgar |
| cashflow_investing | {"amount": -190000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "c | 2015-12-31 | sec_edgar |
| cashflow_investing | {"amount": 66000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2014-12-31 | sec_edgar |
| cashflow_investing | {"amount": -2964000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", " | 2013-12-31 | sec_edgar |
| cashflow_investing | {"amount": -1360000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", " | 2012-12-31 | sec_edgar |
| cashflow_investing | {"amount": -2486000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", " | 2011-12-31 | sec_edgar |
| cashflow_investing | {"amount": -2207000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", " | 2010-12-31 | sec_edgar |
| cashflow_investing | {"amount": -924000000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "c | 2009-12-31 | sec_edgar |
| cashflow_operating | {"amount": 399000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2017-12-31 | sec_edgar |
| cashflow_operating | {"amount": 1184000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "c | 2016-12-31 | sec_edgar |
| cashflow_operating | {"amount": 839000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2016-09-30 | sec_edgar |
| cashflow_operating | {"amount": 597000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2016-06-30 | sec_edgar |
| cashflow_operating | {"amount": 294000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cu | 2016-03-31 | sec_edgar |
| cashflow_operating | {"amount": 1788000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "c | 2015-12-31 | sec_edgar |
| cashflow_operating | {"amount": 1574000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "c | 2014-12-31 | sec_edgar |
| cashflow_operating | {"amount": 1695000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "c | 2013-12-31 | sec_edgar |
| cashflow_operating | {"amount": 1590000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "c | 2012-12-31 | sec_edgar |
| cashflow_operating | {"amount": 1669000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "c | 2011-12-31 | sec_edgar |
| cashflow_operating | {"amount": 1210000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "c | 2010-12-31 | sec_edgar |
| cashflow_operating | {"amount": 1452000000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "c | 2009-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 508763020, "concept": "us-gaap:CommonStockSharesIssued"} | 2017-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 508763020, "concept": "us-gaap:CommonStockSharesIssued"} | 2016-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 508444280, "concept": "us-gaap:CommonStockSharesIssued"} | 2016-06-13 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 500944280, "concept": "us-gaap:CommonStockSharesIssued"} | 2016-05-20 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 493078680, "concept": "us-gaap:CommonStockSharesIssued"} | 2015-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 493078678, "concept": "us-gaap:CommonStockSharesIssued"} | 2014-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 469250933, "concept": "us-gaap:CommonStockSharesIssued"} | 2013-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 469250933, "concept": "us-gaap:CommonStockSharesIssued"} | 2012-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 469250933, "concept": "us-gaap:CommonStockSharesIssued"} | 2011-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 443308487, "concept": "us-gaap:CommonStockSharesIssued"} | 2010-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 399133216, "concept": "us-gaap:CommonStockSharesIssued"} | 2009-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 6000, "concept": "us-gaap:CommonStockSharesIssued"} | 2005-05-10 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 504518940, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2017-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 508763020, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2017-09-12 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 504444280, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2016-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 508444280, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2016-06-13 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 500944280, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2016-05-20 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 492759940, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2015-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 492759938, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2014-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 468978492, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2013-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 469178074, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2012-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 467772174, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2011-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 443125691, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2010-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 399023016, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2009-12-31 | sec_edgar |
| current_assets | {"amount": 2252000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2017-12-31 | sec_edgar |
| current_assets | {"amount": 2886000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2016-12-31 | sec_edgar |
| current_assets | {"amount": 2907000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2016-09-30 | sec_edgar |
| current_assets | {"amount": 3056000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2016-06-30 | sec_edgar |
| current_assets | {"amount": 3141000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2016-03-31 | sec_edgar |
| current_assets | {"amount": 2942000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2015-12-31 | sec_edgar |
| current_assets | {"amount": 3300000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| current_assets | {"amount": 2834000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| current_assets | {"amount": 2354000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| current_assets | {"amount": 1967000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| current_assets | {"amount": 2883000000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"} | 2010-12-31 | sec_edgar |
| current_liabilities | {"amount": 859000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2017-12-31 | sec_edgar |
| current_liabilities | {"amount": 4723000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2016-12-31 | sec_edgar |
| current_liabilities | {"amount": 4733000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2016-09-30 | sec_edgar |
| current_liabilities | {"amount": 4161000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2016-06-30 | sec_edgar |
| current_liabilities | {"amount": 3068000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2016-03-31 | sec_edgar |
| current_liabilities | {"amount": 3342000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2015-12-31 | sec_edgar |
| current_liabilities | {"amount": 4532000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| current_liabilities | {"amount": 3825000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| current_liabilities | {"amount": 3613000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| current_liabilities | {"amount": 2771000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| current_liabilities | {"amount": 2514000000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"} | 2010-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 504518940} | 2017-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 504444280} | 2016-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 492759940} | 2015-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 492759938} | 2014-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 468978492} | 2013-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 469178074} | 2012-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 467772174} | 2011-12-31 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 0, "currency": "USD"} | 2012-06-30 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 1, "currency": "USD"} | 2011-12-31 | sec_edgar |
| dividend_per_share | {"per": "shares", "amount": 0, "concept": "us-gaap:CommonStockDividendsPerShareDeclared", | 2016-12-31 | sec_edgar |
| dividend_per_share | {"per": "shares", "amount": 0, "concept": "us-gaap:CommonStockDividendsPerShareDeclared", | 2015-12-31 | sec_edgar |
| dividend_per_share | {"per": "shares", "amount": 2, "concept": "us-gaap:CommonStockDividendsPerShareDeclared", | 2014-12-31 | sec_edgar |
| dividend_per_share | {"per": "shares", "amount": 3.72, "concept": "us-gaap:CommonStockDividendsPerShareDeclared | 2013-12-31 | sec_edgar |
| dividend_per_share | {"per": "shares", "amount": 2.54, "concept": "us-gaap:CommonStockDividendsPerShareDeclared | 2012-12-31 | sec_edgar |
| dividend_per_share | {"per": "shares", "amount": 3.06, "concept": "us-gaap:CommonStockDividendsPerShareDeclared | 2011-12-31 | sec_edgar |
| dividend_per_share | {"per": "shares", "amount": 2.535, "concept": "us-gaap:CommonStockDividendsPerShareDeclare | 2010-12-31 | sec_edgar |
| dividend_per_share | {"per": "shares", "amount": 1.05, "concept": "us-gaap:CommonStockDividendsPerShareDeclared | 2009-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -5.89, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2017-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.36, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2016-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -1.29, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2016-09-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.54, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2016-09-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.5, "concept": "us-gaap:EarningsPerShareBasic", "currency": " | 2016-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.77, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2016-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 0.27, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2016-03-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -1.29, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2015-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 8.32, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2014-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 5.66, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2013-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 2.37, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2012-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 3.05, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2011-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 2.73, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2010-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": 3.16, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2009-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -5.89, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2017-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.36, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2016-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -1.29, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2016-09-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.54, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2016-09-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.77, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2016-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.5, "concept": "us-gaap:EarningsPerShareDiluted", "currency": | 2016-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 0.27, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2016-03-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -1.29, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2015-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 8.3, "concept": "us-gaap:EarningsPerShareDiluted", "currency": | 2014-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 5.47, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2013-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 2.34, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2012-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 2.96, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2011-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 2.73, "concept": "us-gaap:EarningsPerShareDiluted", "currency" | 2010-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": 3, "concept": "us-gaap:EarningsPerShareDiluted", "currency": " | 2009-12-31 | sec_edgar |
| goodwill | {"amount": 0, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2017-12-31 | sec_edgar |
| goodwill | {"amount": 0, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2016-12-31 | sec_edgar |
| goodwill | {"amount": 0, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2015-12-31 | sec_edgar |
| goodwill | {"amount": 604000000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2014-12-31 | sec_edgar |
| goodwill | {"amount": 1200000000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2013-12-31 | sec_edgar |
| goodwill | {"amount": 1320000000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2012-12-31 | sec_edgar |
| goodwill | {"amount": 1320000000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2011-12-31 | sec_edgar |
| goodwill | {"amount": 1676000000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2010-12-31 | sec_edgar |
| goodwill | {"amount": 1596000000, "concept": "us-gaap:Goodwill", "currency": "USD"} | 2009-12-31 | sec_edgar |
| income_tax_expense | {"amount": 66000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2017-12-31 | sec_edgar |
| income_tax_expense | {"amount": 199000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2016-12-31 | sec_edgar |
| income_tax_expense | {"amount": 49000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2016-09-30 | sec_edgar |
| income_tax_expense | {"amount": 189000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2016-09-30 | sec_edgar |
| income_tax_expense | {"amount": 56000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2016-06-30 | sec_edgar |
| income_tax_expense | {"amount": 140000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2016-06-30 | sec_edgar |
| income_tax_expense | {"amount": 84000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2016-03-31 | sec_edgar |
| income_tax_expense | {"amount": 208000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2015-12-31 | sec_edgar |
| income_tax_expense | {"amount": 19000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2014-12-31 | sec_edgar |
| income_tax_expense | {"amount": 154000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2013-12-31 | sec_edgar |
| income_tax_expense | {"amount": 232000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2012-12-31 | sec_edgar |
| income_tax_expense | {"amount": 189000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2011-12-31 | sec_edgar |
| income_tax_expense | {"amount": 159000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2010-12-31 | sec_edgar |
| income_tax_expense | {"amount": 120000000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"} | 2009-12-31 | sec_edgar |
| industry_sic | {"code": "1381", "scheme": "SIC", "description": "Drilling Oil & Gas Wells"} | sec_edgar | |
| intangible_assets | {"amount": 0, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet", "currency": "USD"} | 2014-12-31 | sec_edgar |
| intangible_assets | {"amount": 0, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet", "currency": "USD"} | 2013-12-31 | sec_edgar |
| intangible_assets | {"amount": 2000000, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet", "currency": "USD" | 2012-12-31 | sec_edgar |
| intangible_assets | {"amount": 14000000, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet", "currency": "USD | 2011-12-31 | sec_edgar |
| intangible_assets | {"amount": 57000000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill", "currency" | 2010-12-31 | sec_edgar |
| interest_expense | {"amount": 285000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2017-12-31 | sec_edgar |
| interest_expense | {"amount": 412000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2016-12-31 | sec_edgar |
| interest_expense | {"amount": 415000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2015-12-31 | sec_edgar |
| interest_expense | {"amount": 478000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2014-12-31 | sec_edgar |
| interest_expense | {"amount": 445000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2013-12-31 | sec_edgar |
| interest_expense | {"amount": 340000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2012-12-31 | sec_edgar |
| interest_expense | {"amount": 295000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2011-12-31 | sec_edgar |
| interest_expense | {"amount": 312000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2010-12-31 | sec_edgar |
| interest_expense | {"amount": 228000000, "concept": "us-gaap:InterestExpense", "currency": "USD"} | 2009-12-31 | sec_edgar |