Debentures (Tables)

12 Months Ended

Feb. 28, 2025

Debt Disclosure [Abstract]

Debenture - impact of changes in fair value

The following table shows the impact of the changes in fair value of the 2020 Debentures for the years ended February 28, 2025, February 29, 2024 and February 28, 2023:    

	For the Years Ended
	February 28, 2025		February 29, 2024		February 28, 2023
Income associated with the change in fair value from non-credit components recorded in the consolidated statements of operations	$	—	$	2.4	$	137.4
Income associated with the change in fair value from instrument-specific credit components recorded in AOCL	—		—		1.6
Realized losses associated with the change in fair value from credit components recorded in the consolidated statements of operations on maturity of the Extension Debentures and 2020 Debentures	—		(6.0)		—
Realized losses associated with the change in fair value from credit components released from AOCL on maturity of the Extension Debentures and 2020 Debentures	—		5.9		—
Total decrease in the fair value of the Extension Debentures and 2020 Debentures	$	—	$	2.3	$	139.0

Convertible Debt

The following table summarizes the change in the Notes for the fiscal year ended February 28, 2025 from their date of issuance:

	As at
	February 28, 2025
Balance as at February 29, 2024	$	194.1
Amortization of debt issuance costs	1.2
Balance as at February 28, 2025	$	195.3

The Company’s estimate of the fair value of the Notes as at February 28, 2025 is approximately $289.5 million (February 28, 2024 - $204.0 million).