v3.25.4
Amounts Receivable and Prepaids (Narrative) (Details) - USD ($)
$ in Millions
9 Months Ended 12 Months Ended
Dec. 31, 2025
Mar. 31, 2025
Mar. 31, 2024
Receivables [Abstract]      
Provision for uncertainty of collection $ 0.0 $ 0.3  
Provisions on sales tax payable     $ 2.3
Sales tax received $ 2.3