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Income Taxes - Operating Loss Carryforwards (Details 6) $ in Millions | Aug. 31, 2017 USD ($)
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Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | $ 12,136
2018 - 2022 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 4,665
2023 - 2027 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 1,608
2028 - 2032 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 4,304
2033 - 2037 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 1,172
Indefinite |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 387
U.S. Federal |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 3,879
U.S. Federal | 2018 - 2022 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
U.S. Federal | 2023 - 2027 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
U.S. Federal | 2028 - 2032 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 3,027
U.S. Federal | 2033 - 2037 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 852
U.S. Federal | Indefinite |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
State |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 1,954
State | 2018 - 2022 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 27
State | 2023 - 2027 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 330
State | 2028 - 2032 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 1,277
State | 2033 - 2037 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 320
State | Indefinite |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
Foreign | Japan |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 4,072
Foreign | Japan | 2018 - 2022 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 3,485
Foreign | Japan | 2023 - 2027 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 587
Foreign | Japan | 2028 - 2032 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
Foreign | Japan | 2033 - 2037 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
Foreign | Japan | Indefinite |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
Foreign | Taiwan |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 1,500
Foreign | Taiwan | 2018 - 2022 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 473
Foreign | Taiwan | 2023 - 2027 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 685
Foreign | Taiwan | 2028 - 2032 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
Foreign | Taiwan | 2033 - 2037 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
Foreign | Taiwan | Indefinite |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 342
Foreign | Other Foreign |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 731
Foreign | Other Foreign | 2018 - 2022 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 680
Foreign | Other Foreign | 2023 - 2027 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 6
Foreign | Other Foreign | 2028 - 2032 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
Foreign | Other Foreign | 2033 - 2037 |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | 0
Foreign | Other Foreign | Indefinite |
Operating Loss Carryforwards [Line Items] |
Net operating loss carryforwards | $ 45

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