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Intangible assets (Table)
12 Months Ended
Dec. 31, 2019
Disclosure of detailed information about intangible assets [abstract]  
Continuity schedule of intangible assets [text block]
(in USD million)Exploration expensesAcquisition costs - oil and gas prospectsGoodwillOtherTotal
Cost at 31 December 20182,6855,8545657979,901
Additions through business combinations001,070101,080
Additions51590001551,571
Disposals at cost(7)(361)0(0)(367)
Transfers(71)(143)00(213)
Expensed exploration expenditures previously capitalised(120)(657)00(777)
Impairment of goodwill00(164)0(164)
Effect of changes in foreign exchange115(12)(1)3
Cost at 31 December 20193,0145,5991,45896211,033
Accumulated depreciation and impairment losses at 31 December 2018(229)(229)
Amortisation and impairments for the year(60)(60)
Amortisation and impairment losses disposed intangible assets(6)(6)
Effect of changes in foreign exchange11
Accumulated depreciation and impairment losses at 31 December 2019(295)(295)
Carrying amount at 31 December 20193,0145,5991,45866710,738

(in USD million)Exploration expensesAcquisition costs - oil and gas prospectsGoodwillOtherTotal
Cost at 31 December 20172,7155,3633394198,836
Additions through business combinations0116265392773
Additions3929170(7)1,302
Disposals at cost(272)(89)0(4)(364)
Transfers(13)(148)00(161)
Expensed exploration expenditures previously capitalised(68)(289)00(357)
Effect of changes in foreign exchange(70)(17)(39)(2)(128)
Cost at 31 December 20182,6855,8545657979,901
Accumulated depreciation and impairment losses at 31 December 2017(215)(215)
Amortisation and impairments for the year(13)(13)
Amortisation and impairment losses disposed intangible assets(2)(2)
Effect of changes in foreign exchange11
Accumulated depreciation and impairment losses at 31 December 2018(229)(229)
Carrying amount at 31 December 20182,6855,8545655689,672
Aging of capitalised exploration expenditures [text block]
The table below shows the aging of capitalised exploration expenditures.
(in USD million)20192018
Less than one year1,274392
Between one and five years1,0561,406
More than five years684887
Total3,0142,685
Components of the exploration expenses [text block]
The table below shows the components of the exploration expenses.
Full year
(in USD million)201920182017
Exploration expenditures1,5841,4381,234
Expensed exploration expenditures previously capitalised777357(8)
Capitalised exploration(507)(390)(167)
Exploration expenses1,8541,4051,059