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The cash outflow to reacquire common stock on the open market during the period.

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Represents the percentage of initial delivery of shares on total shares expected to be delivered under Accelerated Share Repurchase agreement.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.

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Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Equity (Details 3) - USD ($) shares in Millions, $ in Millions			1 Months Ended	12 Months Ended
	May. 27, 2015	May. 26, 2015	Jan. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Mar. 31, 2015	Oct. 20, 2014	Feb. 15, 2013
Stock Repurchase Program
Amount authorized under stock repurchase program							$ 5,000	$ 5,000	$ 1,500
Shares repurchased				46	9	4
Payment for shares repurchased on the open market			$ 300	$ 2,800	$ 550	$ 223
Share repurchase authorization amount remaining				1,900
Changes in accumulated other comprehensive Income
Beginning balance			3,945	1,742	4,492
Other comprehensive (loss) income				(530)	(1,589)	570
Ending balance				3,945	1,742	4,492
Morgan Stanley & Co. LLC
Stock Repurchase Program
Amount authorized under stock repurchase program		$ 5,000
Shares repurchased	68	5
Percentage of initial delivery of shares		90.00%
Reduction in common stock additional paid in capital				5,000
Payment for shares repurchased on the open market		$ 5,000
Accumulated Other Comprehensive Income
Changes in accumulated other comprehensive Income
Beginning balance			(2,561)	(2,031)	(442)	(350)
Other comprehensive (loss) income before reclassifications				(350)	(1,712)	491
Net losses (gains) reclassified from accumulated other comprehensive loss				180	(123)	(79)
Other comprehensive (loss) income				(530)	(1,589)	570
Separation-related adjustments						(662)
Ending balance				(2,561)	(2,031)	(442)
Accumulated Translation Adjustment
Changes in accumulated other comprehensive Income
Beginning balance			(1,270)	(603)	470	181
Other comprehensive (loss) income before reclassifications				(667)	(1,073)	48
Other comprehensive (loss) income				(667)	(1,073)	48
Separation-related adjustments						241
Ending balance				(1,270)	(603)	470
Other comprehensive income (loss) due to Euro-denominated assets				667
Accumulated Defined Benefit Plans Adjustment
Changes in accumulated other comprehensive Income
Beginning balance			(1,378)	(1,608)	(827)	(511)
Other comprehensive (loss) income before reclassifications				147	(827)	519
Net losses (gains) reclassified from accumulated other comprehensive loss				(83)	(46)	(79)
Other comprehensive (loss) income				230	(781)	598
Separation-related adjustments						(914)
Ending balance				(1,378)	(1,608)	(827)
Accumulated Net Unrealized Investment Gain Loss
Changes in accumulated other comprehensive Income
Beginning balance			47	3	2	1
Other comprehensive (loss) income before reclassifications				48	1	1
Net losses (gains) reclassified from accumulated other comprehensive loss				4
Other comprehensive (loss) income				44	1	1
Ending balance				47	3	2
Accumulated Net Gain Loss From Designated Or Qualifying Cash Flow Hedges
Changes in accumulated other comprehensive Income
Beginning balance			40	177	(87)	(21)
Other comprehensive (loss) income before reclassifications				122	187	(77)
Net losses (gains) reclassified from accumulated other comprehensive loss				259	(77)
Other comprehensive (loss) income				(137)	264	(77)
Separation-related adjustments						11
Ending balance				$ 40	$ 177	$ (87)
Common Stock
Stock Repurchase Program
Shares repurchased				119	9	4
Changes in accumulated other comprehensive Income
Beginning balance			17	$ 16	$ 16
Ending balance				17	16	$ 16
Additional Paid In Capital
Changes in accumulated other comprehensive Income
Beginning balance			$ 13,080	4,194	3,671
Ending balance				$ 13,080	$ 4,194	$ 3,671