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Consolidated Statement of Changes In Equity (Parentheticals) - $ / shares	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement Line Items [Line Items]
Authorized share capital (in shares)	2,500,000,000	2,500,000,000	2,500,000,000
Nominal value (in dollars per share)	$ 1	$ 1	$ 1
Shares issued (in shares)	1,180,536,830	1,180,536,830	1,180,536,830

X

- Definition

The number of shares authorised.

+ References

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X

- Definition

The number of shares issued by the entity.

+ References

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- Definition

The nominal value per share.

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