Income Taxes - Income Tax Contingencies (Details) - USD ($) $ in Millions	12 Months Ended
Feb. 28, 2026	Feb. 28, 2025	Feb. 29, 2024
Unrecognized Tax Benefits [Roll Forward]
Balance as of March 1	$ 318.9	$ 416.1	$ 344.3
Increases as a result of tax positions taken during a prior period	46.9	51.8	48.1
Decreases as a result of tax positions taken during a prior period	(102.2)	(124.7)	(2.5)
Increases as a result of tax positions taken during the current period	50.6	28.0	31.5
Decreases related to settlements with tax authorities	(46.3)	(43.9)	(2.8)
Decreases related to lapse of applicable statute of limitations	(13.8)	(8.4)	(2.5)
Balance as of last day of February	$ 254.1	$ 318.9	$ 416.1

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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