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Consolidated Balance Sheets Details - Accounts Receivable (Details) $ in Millions | 9 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Nov. 30, 2021 USD ($) | Feb. 28, 2021 USD ($) | Aug. 31, 2021 USD ($) | Nov. 30, 2020 USD ($) | Aug. 31, 2020 USD ($) | Feb. 29, 2020 USD ($)
Balance Sheet Related Disclosures [Abstract] |  |  |  |  |  |
Accounts Receivable, Allowance for Credit Loss, Relating to CECL Estimated Based on Days Past Due and Region | $ 2 | $ 3 |  |  |  |
Accounts Receivable, Allowance for Credit Loss, Relating to Customers Evaluated Separately | $ 3 | $ 7 |  |  |  |
Number of customers with a balance greater than 10% of total accounts receivable | 1 | 1 |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |  |
Accounts Receivable, Allowance for Credit Loss, Beginning Balance | $ 10 | $ 9 |  |  |  |
Current period recovery for expected credit losses | (1) | (3) |  |  |  |
Accounts Receivable, Allowance for Credit Loss, Writeoff | (4) |  |  |  |  |
Accounts Receivable, Allowance for Credit Loss, Ending Balance | 5 | 10 |  |  |  |
Stockholders' Equity Attributable to Parent | $ (1,399) | $ (1,504) | $ (1,318) | $ (1,803) | $ (1,914) | $ (2,529)
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13 |  |  |  |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |  |
Stockholders' Equity Attributable to Parent |  |  |  |  |  | $ 4

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- Definition Amount of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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