Income Taxes - Operating Loss Carryforwards (Details 4) $ in Millions	Sep. 03, 2015 USD ($)
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 11,214
2016 - 2020
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	2,425
2021 - 2025
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	3,058
2026 - 2030
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	3,050
2031 - 2035
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	2,651
Indefinite
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	30
Federal [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	4,021
Federal [Member] | 2016 - 2020
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
Federal [Member] | 2021 - 2025
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
Federal [Member] | 2026 - 2030
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	2,022
Federal [Member] | 2031 - 2035
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	1,999
Federal [Member] | Indefinite
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
State [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	2,048
State [Member] | 2016 - 2020
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	103
State [Member] | 2021 - 2025
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	265
State [Member] | 2026 - 2030
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	1,028
State [Member] | 2031 - 2035
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	652
State [Member] | Indefinite
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
Japan [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	3,810
Japan [Member] | 2016 - 2020
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	1,311
Japan [Member] | 2021 - 2025
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	2,499
Japan [Member] | 2026 - 2030
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
Japan [Member] | 2031 - 2035
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
Japan [Member] | Indefinite
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
Other foreign subsidiaries member [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	1,335
Other foreign subsidiaries member [Member] | 2016 - 2020
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	1,011
Other foreign subsidiaries member [Member] | 2021 - 2025
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	294
Other foreign subsidiaries member [Member] | 2026 - 2030
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
Other foreign subsidiaries member [Member] | 2031 - 2035
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	0
Other foreign subsidiaries member [Member] | Indefinite
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 30