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NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)
$ in Millions
 12 Months Ended
Mar. 31, 2023
CAD ($)
business_segments
Mar. 31, 2022
CAD ($)
Disclosure of detailed information about property, plant and equipment [line items]    
Number of operating segments | business_segments 3  
Average remaining depreciation period (in years) 11 years 7 months 6 days 11 years 9 months 18 days
Increase In royalty obligations, impact of 1% change in growth rate | $ $ 1.1 $ 1.7
Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Expected warranty claims period 1 year  
Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Expected warranty claims period 7 years  
Government royalties | Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Discount rate for government royalty payments (in percent) 6.00%  
Estimated growth rate (in percent) 3.00%  
Government royalties | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Discount rate for government royalty payments (in percent) 10.20%  
Estimated growth rate (in percent) 9.00%  
Capitalized development costs    
Disclosure of detailed information about property, plant and equipment [line items]    
Average remaining amortization period (in years) 6 years 3 months 18 days 5 years 9 months 18 days
Capitalized development costs | Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 3 years  
Capitalized development costs | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 10 years  
Customer relationships | Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 3 years  
Customer relationships | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 20 years  
Licenses | Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 3 years  
Licenses | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 20 years  
Technology, software and ERP | Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 3 years  
Technology, software and ERP | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 12 years  
Other intangible assets | Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 2 years  
Other intangible assets | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, intangible assets other than goodwill (in years) 40 years  
Buildings and land | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, right of use assets (in years or hours) 40 years  
Simulators    
Disclosure of detailed information about property, plant and equipment [line items]    
Residual value rate, right of use assets (in percent) 10.00%  
Simulators | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, right of use assets (in years or hours) 25 years  
Machinery and equipment | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, right of use assets (in years or hours) 7 years  
Aircraft | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Residual value rate, right of use assets (in percent) 15.00%  
Buildings and improvements | Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Amortization rate, property, plant and equipment (in percent or years) 2.50%  
Useful lives, property, plant and equipment 3 years  
Buildings and improvements | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Amortization rate, property, plant and equipment (in percent or years) 10.00%  
Useful lives, property, plant and equipment 40 years  
Simulators    
Disclosure of detailed information about property, plant and equipment [line items]    
Residual value rate, property, plant and equipment (in percent) 10.00%  
Simulators | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, property, plant and equipment 25 years  
Machinery and equipment | Bottom of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Amortization rate, property, plant and equipment (in percent or years) 20.00%  
Useful lives, property, plant and equipment 2 years  
Machinery and equipment | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Amortization rate, property, plant and equipment (in percent or years) 35.00%  
Useful lives, property, plant and equipment 15 years  
Aircraft | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Useful lives, property, plant and equipment 25 years  
Residual value rate, property, plant and equipment (in percent) 15.00%  
Useful lives, right of use assets (in years or hours) 25 years  
Aircraft engines | Top of range    
Disclosure of detailed information about property, plant and equipment [line items]    
Utilization rate, property plant and equipment 3500 hours  
Utilization rate, right of use assets 3500 hours