Consolidated Balance Sheets Details Consolidated Balance Sheet Details - Intangibles Assets Useful Life (Details)	12 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Acquired Technology
Intangible Assets, Weighted average remaining useful lives [Line Items]
Intangible assets, remaining useful life	4 years 8 months 12 days	5 years 4 months 24 days
Intellectual property
Intangible Assets, Weighted average remaining useful lives [Line Items]
Intangible assets, remaining useful life	6 years 4 months 24 days	6 years 7 months 6 days
Other acquired intangibles
Intangible Assets, Weighted average remaining useful lives [Line Items]
Intangible assets, remaining useful life	5 years	6 years