Accumulated Other Comprehensive Income (Loss) (Tables)

6 Months Ended

Feb. 28, 2017

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Components of Accumulated Other Comprehensive Income (Loss)

The following is a summary of net changes in accumulated other comprehensive income by component and net of tax for the three and six months ended February 28, 2017 and February 29, 2016 (in millions):

	Pension/ post- retirement obligations			Unrecognized gain (loss) on available-for- sale investments		Unrealized gain (loss) on cash flow hedges			Share of OCI of equity method investments			Currency translation adjustment			Total
Balance at November 30, 2016	$	(221	)	$	1	$	(36	)	$	(2	)	$	(3,552	)	$	(3,810	)
Other comprehensive income (loss) before reclassification adjustments	6			—		—			(7		)	(1		)	(2		)
Amounts reclassified from accumulated OCI	—			—		1			—			—			1
Tax benefit (provision)	(1		)	—		—			3			—			2
Net other comprehensive income (loss)	5			—		1			(4		)	(1		)	1
Balance at February 28, 2017	$	(216	)	$	1	$	(35	)	$	(6	)	$	(3,553	)	$	(3,809	)

	Pension/ post- retirement obligations			Unrecognized gain (loss) on available-for- sale investments			Unrealized gain (loss) on cash flow hedges			Share of OCI of equity method investments			Currency translation adjustment			Total
Balance at August 31, 2016	$	(212	)	$	2		$	(37	)	$	(1	)	$	(2,744	)	$	(2,992	)
Other comprehensive income (loss) before reclassification adjustments	(5		)	(1		)	—			(8		)	(809		)	(823		)
Amounts reclassified from accumulated OCI	—			—			3			—			—			3
Tax benefit (provision)	1			—			(1		)	3			—			3
Net other comprehensive income (loss)	(4		)	(1		)	2			(5		)	(809		)	(817		)
Balance at February 28, 2017	$	(216	)	$	1		$	(35	)	$	(6	)	$	(3,553	)	$	(3,809	)

	Pension/ post- retirement obligations			Unrecognized gain (loss) on available-for- sale investments			Unrealized gain (loss) on cash flow hedges			Share of OCI of equity method investments		Currency translation adjustment			Total
Balance at November 30, 2015	$	32		$	260		$	(39	)	$	—	$	(911	)	$	(658	)
Other comprehensive income (loss) before reclassification adjustments	(4		)	(139		)	—			—		(1,121		)	(1,264		)
Amounts reclassified from accumulated OCI	—			—			2			—		—			2
Tax benefit (provision)	2			51			(1		)	—		—			52
Net other comprehensive income (loss)	(2		)	(88		)	1			—		(1,121		)	(1,210		)
Balance at February 29, 2016	$	30		$	172		$	(38	)	$	—	$	(2,032	)	$	(1,868	)

	Pension/ post- retirement obligations			Unrecognized gain (loss) on available-for- sale investments			Unrealized gain (loss) on cash flow hedges			Share of OCI of equity method investments		Currency translation adjustment			Total
Balance at August 31, 2015	$	29		$	259		$	(40	)	$	—	$	(462	)	$	(214	)
Other comprehensive income (loss) before reclassification adjustments	(1		)	(144		)	—			—		(1,570		)	(1,715		)
Amounts reclassified from accumulated OCI	—			—			3			—		—			3
Tax benefit (provision)	2			57			(1		)	—		—			58
Net other comprehensive income (loss)	1			(87		)	2			—		(1,570		)	(1,654		)
Balance at February 29, 2016	$	30		$	172		$	(38	)	$	—	$	(2,032	)	$	(1,868	)