XML 99 R69.htm IDEA: XBRL DOCUMENT v3.22.0.1
Exchangeable Securities (Tables)
 12 Months Ended
Dec. 31, 2021
Exchangeable Securities [Abstract]  
Disclosure of borrowing costs 750 million Exchangeable Securities
As atDec. 31, 2021Dec. 31, 2020
Carrying valueFace valueInterestCarrying valueFace valueInterest
Exchangeable debentures – due May 1, 20393353507 %3303507 %
Exchangeable preferred shares(1)
400 4007 %400 400 7 %
Total long-term debt735750730 750 
(1) Exchangeable preferred share dividends are reported as interest expense.
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, liabilities
As atDec. 31, 2021Dec. 31, 2020
DescriptionBase fair valueSensitivityBase fair valueSensitivity
Option to exchange – embedded derivative— 
+nil
-32
— 
+nil
-33