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+ Details

Segmented Information - Summary of Disaggregation of Net Revenue by Geographic Area (Details) - CAD ($) $ in Thousands	3 Months Ended								6 Months Ended			9 Months Ended			12 Months Ended
	Dec. 31, 2025	Sep. 30, 2025	Jun. 30, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2024
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenue	$ 74,541	$ 66,683	$ 72,134	$ 74,761	$ 62,991	$ 66,212	$ 78,505	$ 69,595	$ 138,817	$ 129,203	$ 145,853	$ 213,358	$ 203,964	$ 224,358	$ 284,603	$ 268,995	$ 297,146
CANADA
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenue															186,092	155,912	162,712
Germany
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenue															62,072	59,904	52,194
United States
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenue															28,270	35,990	40,988
Other
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenue															$ 8,169	$ 17,189	$ 41,252