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Segmental analysis (Tables)
12 Months Ended
Dec. 31, 2020
Operating Segments [Abstract]  
Summary of financial information, by segment
$ million
 2020
By businessUpstreamDownstreamRosneftOther
businesses
and
corporate
Consolidation adjustment and eliminationsTotal
group
Segment revenues      
Sales and other operating revenues34,197 162,974  1,716 (18,521)180,366 
Less: sales and other operating revenues between segments(17,130)(158) (1,233)18,521  
Third party sales and other operating revenues17,067 162,816  483  180,366 
Earnings from joint ventures and associates – after interest and tax(268)214 (229)(120) (403)
Segment results
Replacement cost profit (loss) before interest and taxation(21,547)3,418 (149)(683)89 (18,872)
Inventory holding gains (losses)a
17 (2,796)(89)  (2,868)
Profit (loss) before interest and taxation(21,530)622 (238)(683)89 (21,740)
Finance costs(3,115)
Net finance expense relating to pensions and other post-retirement benefits(33)
Profit before taxation(24,888)
Other income statement items
Depreciation, depletion and amortization
US3,772 1,359  63  5,194 
Non-US7,447 1,631  617  9,695 
Charges for provisions, net of write-back of unused provisions, including change in discount rate56 1,903  543  2,502 
Segment assets
Investments in joint ventures and associates10,749 3,671 11,808 1,109  27,337 
Additions to non-current assetsb
8,743 5,359  655  14,757 
a    See explanation of inventory holding gains and losses on page 180.
b    Includes additions to property, plant and equipment; goodwill; intangible assets; investments in joint ventures; and investments in associates.
$ million
      2019
By businessUpstreamDownstreamRosneftOther businesses and corporateConsolidation adjustment and eliminationsTotal
group
Segment revenues      
Sales and other operating revenues54,501 250,897 — 1,788 (28,789)278,397 
Less: sales and other operating revenues between segments
(27,034)(973)— (782)28,789 — 
Third party sales and other operating revenues27,467 249,924 — 1,006 — 278,397 
Earnings from joint ventures and associates – after interest and tax
603 374 2,295 (15)— 3,257 
Segment results      
Replacement cost profit (loss) before interest and taxation
4,917 6,502 2,316 (2,771)75 11,039 
Inventory holding gains (losses)a
(8)685 (10)— — 667 
Profit (loss) before interest and taxation4,909 7,187 2,306 (2,771)75 11,706 
Finance costs(3,489)
Net finance expense relating to pensions and other post-retirement benefits
     (63)
Profit before taxation     8,154 
Other income statement items      
Depreciation, depletion and amortization
US4,672 1,335 — 55 — 6,062 
Non-US9,560 1,586 — 572 — 11,718 
Charges for provisions, net of write-back of unused provisions, including change in discount rate
118 507 — 560 — 1,185 
Segment assets      
Investments in joint ventures and associates
12,196 3,609 12,927 1,593 — 30,325 
Additions to non-current assetsb
16,254 4,014 — 2,345 — 22,613 
a    See explanation of inventory holding gains and losses on page 180.
b    Includes additions to property, plant and equipment; goodwill; intangible assets; investments in joint ventures; and investments in associates.
5. Segmental analysis – continued
$ million
 2018
By business UpstreamDownstreamRosneftOther businesses and corporateConsolidation adjustment and eliminationsTotal
group
Segment revenues      
Sales and other operating revenues56,399 270,689 — 1,678 (30,010)298,756 
Less: sales and other operating revenues between segments
(28,565)(574)— (871)30,010 — 
Third party sales and other operating revenues27,834 270,115 — 807 — 298,756 
Earnings from joint ventures and associates – after interest and tax
951 589 2,283 (70)— 3,753 
Segment results
Replacement cost profit (loss) before interest and taxation
14,328 6,940 2,221 (3,521)211 20,179 
Inventory holding gains (losses)a
(6)(862)67 — — (801)
Profit (loss) before interest and taxation14,322 6,078 2,288 (3,521)211 19,378 
Finance costs(2,528)
Net finance expense relating to pensions and other post-retirement benefits
(127)
Profit before taxation16,723 
Other income statement items      
Depreciation, depletion and amortization
US4,211 900 — 59 — 5,170 
Non-US8,907 1,177 — 203 — 10,287 
Charges for provisions, net of write-back of unused provisions, including change in discount rate
355 834 — 1,557 — 2,746 
Segment assets
Investments in joint ventures and associates
12,785 2,772 10,074 689 — 26,320 
Additions to non-current assetsb c
24,266 3,609 — 477 — 28,352 
a    See explanation of inventory holding gains and losses on page 180.
b    Includes additions to property, plant and equipment; goodwill; intangible assets; investments in joint ventures; and investments in associates.
c Amounts have been restated to include acquisitions.
Disclosure of geographical areas
$ million
   2020
By geographical areaUSNon-USTotal
Revenues   
Third party sales and other operating revenuesa
55,611 124,755 180,366 
Other income statement items
Production and similar taxes57 638 695 
Non-current assets
Non-current assetsb c
52,493 108,786 161,279 
a    Non-US region includes UK $42,729 million
b    Non-US region includes UK $19,583 million
c    Includes property, plant and equipment; goodwill; intangible assets; investments in joint ventures; investments in associates; and non-current prepayments.
$ million
   2019
By geographical areaUSNon-USTotal
Revenues   
Third party sales and other operating revenuesa
89,334 189,063 278,397 
Other income statement items
Production and similar taxes315 1,232 1,547 
Non-current assets
Non-current assetsb c
57,757 133,398 191,155 
a    Non-US region includes UK $63,194 million.
b    Non-US region includes UK $22,881 million.
c    Includes property, plant and equipment; goodwill; intangible assets; investments in joint ventures; investments in associates; and non-current prepayments.
5. Segmental analysis – continued
$ million
   2018
By geographical areaUSNon-USTotal
Revenues   
Third party sales and other operating revenuesa
98,066 200,690 298,756 
Other income statement items
Production and similar taxes369 1,167 1,536 
Non-current assets
Non-current assetsb c
68,188 124,060 192,248 
a    Non-US region includes UK $65,630 million.
b    Non-US region includes UK $19,426 million.
c    Includes property, plant and equipment; goodwill; intangible assets; investments in joint ventures; investments in associates; and non-current prepayments.