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Consolidated Balance Sheets Detail - Additional Information (Details) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Aug. 31, 2021
Feb. 28, 2021
Accrued Liabilities    
Other accrued liabilities greater than five percent of current liabilities none none
Operating Lease, Liability, Current $ 30 $ 33
Other $ 144 $ 145