XML 549 R58.htm IDEA: XBRL DOCUMENT v3.22.0.1

Employment costs (Tables)

12 Months Ended

Dec. 31, 2021

Disclosure Of Employee Cost Explanatory [Abstract]

Summary of employment costs

			Note			2021 US$m			2020 US$m			2019 US$m
Total employment costs
– Wages and salaries						4,699			4,141			3,923
– Social security costs						386			330			328
– Net post-retirement charge			42			554			469			384
– Share-based payment charge			41			126			138			123
						5,765			5,078			4,758
Less: charged within provisions(a)			25			(252)			(308)			(236)
Total employment costs			4			5,513			4,770			4,522

(a)Amounts included above relate to provisions for pensions, post-retirement healthcare, long service leave and other employee entitlements. These are included in “Provisions (including exchange differences on provisions)” in note 4.

X

- Definition

The disclosure of detailed information about employment costs.

+ References

No definition available.

+ Details

Name:	rio_DisclosureOfDetailedInformationAboutEmploymentCostsExplanatoryTableTextBlock
Namespace Prefix:	rio_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Disclosure Of Employee Cost Explanatory [Abstract]

+ References

No definition available.

+ Details

Name:	rio_DisclosureOfEmployeeCostExplanatoryAbstract
Namespace Prefix:	rio_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration