XML 18 R9.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Group balance sheet (Parenthetical) - $ / shares | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Condensed Consolidated Statements Of Financial Position [Line Items] |  |
Rio Tinto Limited shares were held by Rio Tinto plc | 0 |
Net tangible assets per share | $ 22.22 | $ 23.12
Rio Tinto plc [member] |  |
Condensed Consolidated Statements Of Financial Position [Line Items] |  |
Ordinary shares issued | 1,315,100,000 |
Number of shares held by public | 1,315,100,000 |
Rio Tinto Limited [member] |  |
Condensed Consolidated Statements Of Financial Position [Line Items] |  |
Ordinary shares issued | 412,400,000 |
Number of shares held by public | 412,400,000 |

X
- Definition The number of shares issued by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 106 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_106_d&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 79 -Subparagraph a -Clause iv -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_79_a_iv&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The number of shares in the entity held by the entity or by its subsidiaries or associates. [Refer: Associates [member]; Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 79 -Subparagraph a -Clause vi -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_79_a_vi&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition Condensed consolidated statements of financial position. + References No definition available. + Details
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- Definition Net tangible assets per share. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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- Details
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