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NATURE OF OPERATIONS AND SUMMARY OF MATERIAL ACCOUNTING POLICIES - Narrative (Details) $ in Millions | 12 Months Ended
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Mar. 31, 2024 CAD ($) segment | Mar. 31, 2023 CAD ($)
Disclosure of detailed information about intangible assets [line items] |  |
Number of operating segments | segment | 2 |
Unrecognised share of profit of joint ventures | $ 2.0 | $ (0.1)
Cumulative unrecognised share of losses of joint ventures | 10.3 | 12.3
Cumulative unrecognised share of comprehensive losses of joint ventures | $ 9.3 | $ 11.4
Simulators |  |
Disclosure of detailed information about intangible assets [line items] |  |
Average remaining depreciation period (in years) | 11 years 2 months 12 days | 11 years 7 months 6 days
Bottom of range |  |
Disclosure of detailed information about intangible assets [line items] |  |
Expected warranty claims period | 1 year |
Bottom of range | Government royalties |  |
Disclosure of detailed information about intangible assets [line items] |  |
Discount rate for government royalty payments (in percent) | 7.50% |
Top of range |  |
Disclosure of detailed information about intangible assets [line items] |  |
Expected warranty claims period | 3 years |
Top of range | Government royalties |  |
Disclosure of detailed information about intangible assets [line items] |  |
Discount rate for government royalty payments (in percent) | 8.50% |
Capitalized development costs |  |
Disclosure of detailed information about intangible assets [line items] |  |
Average remaining amortization period (in years) | 6 years 9 months 18 days | 6 years 3 months 18 days

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