XML 325 R60.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Employment costs (Tables)
 12 Months Ended
Dec. 31, 2019
Disclosure Of Employee Cost Explanatory [Abstract]  
Summary of employment costs
 
Note
2019
US$m

2018
US$m

2017
US$m

Total employment costs







– Wages and salaries

3,923

4,154

4,129

– Social security costs

328

336

337

– Net post-retirement charge
44
384

532

500

– Share-based payment charge
43
123

122

91



4,758

5,144

5,057

Less: charged within provisions (a)
26
(236
)
(416
)
(292
)
Total employment costs
4
4,522

4,728

4,765


(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.