Consolidated Balance Sheets Detail - Intangible Assets (Details) - USD ($) $ in Millions	6 Months Ended
Aug. 31, 2021	Aug. 31, 2020	Feb. 28, 2021
Finite-Lived Intangible Assets [Line Items]
Cost	$ 2,017		$ 2,015
Accumulated Amortization	1,322		1,244
Net Book Value	695		771
Amortization expenses related to intangible assets	89	$ 89
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2022	73
2023	120
2024	110
2025	102
2026	96
2027	88
Acquired technology
Finite-Lived Intangible Assets [Line Items]
Cost	1,023		1,023
Accumulated Amortization	747		712
Net Book Value	276		311
Intellectual property
Finite-Lived Intangible Assets [Line Items]
Cost	500		498
Accumulated Amortization	314		299
Net Book Value	186		199
Other acquired intangibles
Finite-Lived Intangible Assets [Line Items]
Cost	494		494
Accumulated Amortization	261		233
Net Book Value	$ 233		$ 261

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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