XML 86 R71.htm IDEA: XBRL DOCUMENT v3.22.4
Derivatives and Risk Management - Non-designated Hedges (Details) - Not designated as hedging instruments - Forward Contracts
R in Millions, $ in Millions
Dec. 31, 2022
USD ($)
Dec. 31, 2022
ZAR (R)
Jan. 01, 2022
USD ($)
Jan. 01, 2022
ZAR (R)
Derivative [Line Items]        
Fair value of designated forward contracts | $ $ 0.7   $ 1.4  
Hedged amount | R   R 12.1   R 21.9