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Property plant and equipment (Tables)

6 Months Ended

Jun. 30, 2018

Drilling Unit [Member]

Property plant and equipment

(In $ millions)		As at June 30, 2018				As at December 31, 2017
Cost			17,452				17,335
Accumulated depreciation			(4,507	)			(4,119	)
Impairment			(414	)			—
Net book value			12,531				13,216

Newbuildings [Member]

Property plant and equipment

(In $ millions)		As at June 30, 2018				As at December 31, 2017
Total Newbuildings			249				248

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Details

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- Details

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