Capital Stock - Subsequent event (Details) - shares	9 Months Ended
	Nov. 30, 2023	Dec. 18, 2023	Feb. 28, 2023
Equity [Abstract]
Common outstanding (in shares)	585,339,555		582,157,203
Class of Stock [Line Items]
Common outstanding (in shares)	585,339,555		582,157,203
Conversion of stock (in shares)	25,000,000
1.75% Debenture
Class of Stock [Line Items]
Conversion of stock (in shares)	25,000,000
Voting Common Stock [Member] | Subsequent Event [Member]
Equity [Abstract]
Common outstanding (in shares)		585,000,000
Class of Stock [Line Items]
Common outstanding (in shares)		585,000,000
Employee Stock Option [Member] | Subsequent Event [Member]
Equity [Abstract]
Common outstanding (in shares)		300,000
Class of Stock [Line Items]
Common outstanding (in shares)		300,000
Restricted Share Units (RSUs) | Subsequent Event [Member]
Equity [Abstract]
Common outstanding (in shares)		13,000,000
Class of Stock [Line Items]
Common outstanding (in shares)		13,000,000
Deferred Share Unit | Subsequent Event [Member]
Equity [Abstract]
Common outstanding (in shares)		2,000,000
Class of Stock [Line Items]
Common outstanding (in shares)		2,000,000