Additional Information - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2021	Nov. 30, 2020	Feb. 28, 2021
Supplemental Cash Flow Information [Abstract]
Percentage of cash and cash equivalents denominated in foreign currencies	28.00%		28.00%		20.00%
Percentage of accounts receivable denominated in foreign currencies	46.00%		46.00%		25.00%
Percentage of accounts payable denominated in foreign currencies	29.00%		29.00%		34.00%
Percentage of cash, cash equivalents and investments threshold used to determine major issuer	10.00%		10.00%		13.00%
Derivative asset, fair value of collateral	$ 0		$ 0		$ 0
Cash, Cash Equivalents And Investments	772		772		$ 804
Government subsidies	$ 3	$ 10	$ 30	$ 37
CEWS current extension date of program			Oct. 23, 2021
CEWS received after this date are subject to repayment if certain conditions are not met			Jun. 05, 2021
CEWS subsidy - % of eligible employee's employee insurable renumeration			75.00%