XML 124 R101.htm IDEA: XBRL DOCUMENT v3.20.1
INCOME TAX EXPENSE - Reconciliation to Canadian Statutory Rate (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Tax [Abstract]    
At 26.5% statutory rate $ 1,684 $ (63)
Statutory rate (as percent) 26.50% 26.50%
Increase (decrease) due to:    
Allowances and special tax deductions $ (129) $ (59)
Impact of foreign tax rates (264) (4)
Expenses not tax deductible 78 74
Impairment charges not recognized in deferred tax assets 45 168
Tax effect of impairment of goodwill 0 54
Net currency translation losses on deferred tax balances 43 41
Tax impact from pass-through entities and equity accounted investments (140) (15)
Current year tax losses not recognized in deferred tax assets 8 100
Tax effect of divestitures 12 0
Tax Effect from De-recognition in Deferred Tax Assets 4 814
One time toll charge 0 (49)
Adjustments in respect of prior years (13) 3
Increase to income tax related contingent liabilities 21 0
Impact of tax rate changes (35) 0
Dominican Republic Tax audit 0 42
United States withholding taxes 30 (107)
Other withholding taxes 24 14
Mining taxes 412 184
Other items 3 1
Income tax expense $ 1,783 $ 1,198