Annual report pursuant to Section 13 and 15(d)

AMAK Asset Retirement Obligations - Deferred Mine Closure Costs (Details)

v3.20.4
AMAK Asset Retirement Obligations - Deferred Mine Closure Costs (Details) - AMAK - SAR (ر.س)
Dec. 31, 2020
Sep. 30, 2020
Dec. 31, 2019
Schedule of Equity Method Investments [Line Items]      
Cost   ر.س 12,842,625 ر.س 12,842,625
Accumulated amortization   (7,993,376) (7,631,120)
Deferred mine closure costs, net ر.س 4,849,249 ر.س 4,849,249 ر.س 5,211,505