Stock And Stock-Based Incentive Plans Stock And Stock-Based Incentive Plans (Settled) (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Feb. 28, 2026	Feb. 28, 2025	Feb. 29, 2024
Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted, Number of Shares	1,452,018	1,234,215	1,554,029
Weighted average grant date fair value per share	$ 26.20	$ 29.21	$ 29.11
Cash received from options exercised (in millions)	$ 8.3	$ 73.7	$ 44.8
Intrinsic value of options exercised (in millions)	0.4	19.9	15.0
Realized tax benefits	$ 0.1	$ 3.0	$ 3.6
Cash-Settled Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock units granted, Number of Units	978,159	918,098	915,122
Initial weighted average grant date fair value per share	$ 65.49	$ 67.22	$ 70.69
Payments (before payroll tax withholdings) upon vesting	$ 47.7	$ 42.8	$ 39.0
Realized tax benefits	$ 11.8	$ 10.6	$ 9.7
Stock Settled Market Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock units granted, Number of Units	251,784	238,865	186,678
Initial weighted average grant date fair value per share	$ 91.45	$ 95.80	$ 99.86
Realized tax benefits	$ 1.6	$ 0.8	$ 2.3

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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