Consolidated Balance Sheets Details - Accounts Receivable (Details) $ in Millions	12 Months Ended
	Feb. 28, 2025 USD ($)	Feb. 29, 2024 USD ($)	Feb. 28, 2023 USD ($)	Feb. 28, 2022 USD ($)
Balance Sheet Related Disclosures [Abstract]
Allowance for doubtful accounts receivable, current	$ 6.6	$ 6.0
Accounts Receivable, Allowance for Credit Loss, Relating to CECL Estimated Based on Days Past Due and Region	1.1	1.4
Accounts Receivable, Allowance for Credit Loss, Relating to Customers Evaluated Separately	$ 5.5	$ 4.6
Number of customers with a balance greater than 10% of total accounts receivable	2	2
Condensed Balance Sheet Statements, Captions [Line Items]
Accounts Receivable, Allowance for Credit Loss, Beginning Balance	$ 6.0	$ 1.4
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)	5.3	4.6
Accounts Receivable, Allowance for Credit Loss, Writeoff	4.7
Accounts Receivable, Allowance for Credit Loss, Ending Balance	6.6	6.0
Stockholders' Equity Attributable to Parent	$ (719.9)	$ (775.1)	$ (856.8)	$ (1,555.9)