Revenue and Segment Disclosures Revenue Contract Balances (Details) - USD ($) $ in Millions	9 Months Ended
	Nov. 30, 2021	Nov. 30, 2020
Revenue Contract Balances [Line Items]
Increase (Decrease) in Deferred Revenue	$ (59)	$ (81)
Accounts Receivable
Revenue Contract Balances [Line Items]
Contract with Customer, Asset, Net - Current and Non-Current	188
Increase in contract receivable	499
Decrease in contract asset	(549)
Increase (Decrease) In Contract Assets	(50)
Contract with Customer, Asset, Net - Current and Non-Current	138
Deferred Revenue
Revenue Contract Balances [Line Items]
Deferred Revenue	294
Deferred Revenue, Additions	418
Decrease due to payment, fulfillment of performance obligations, or other	(477)
Increase (Decrease) in Deferred Revenue	(59)
Deferred Revenue	235
Deferred Commissions
Revenue Contract Balances [Line Items]
Capitalized Contract Cost, Net	21
Increase in deferred commission	14
Decrease in deferred commission	(18)
Net change in deferred commission	(4)
Capitalized Contract Cost, Net	$ 17