XML 51 R44.htm IDEA: XBRL DOCUMENT v3.22.2

Financial instruments - Carrying amounts and fair values (Detail) - Borrowings excluding overdrafts - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Disclosure of detailed information about borrowings [line items]
Borrowings (including overdrafts), carrying value	$ 11,587	$ 12,168
Borrowings (including overdrafts), fair value	$ 11,997	$ 13,904

X

- Definition

The amount of outstanding funds that the entity is obligated to repay.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard
-URIDate 2021-03-24

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Borrowings at fair value.

+ References

No definition available.

+ Details

Name:	rio_BorrowingsAtFairValue
Namespace Prefix:	rio_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=rio_BorrowingsExcludingOverdraftMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: