XML 108 R90.htm IDEA: XBRL DOCUMENT v3.22.2
RESTRUCTURING, INTEGRATION AND ACQUISITION COSTS - Analysis (Details) - CAD ($)
$ in Millions
 12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Restructuring, Integration and Acquisition costs [Abstract]    
Integration and acquisition costs $ 87.8 $ 6.9
Impairment of non-financial assets 37.1 59.5
Severances and other employee related costs 6.9 42.9
Other costs 15.1 14.7
Total restructuring, integration and acquisition costs $ 146.9 $ 124.0