Share-Based Incentive Compensation (Table)

9 Months Ended

Sep. 30, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Information for fully vested stock option awards [Table Text Block]

The following information relates to fully vested stock option awards at September 30, 2018:

Stock Options	Number	Weighted Average Exercise Price		Weighted Average Contractual Life Remaining	Aggregate Intrinsic Value ($ in millions)
Vested at end of period (1)	5,977,343	$	99.02	5.6 years	$	191
Exercisable at end of period	3,924,932	$	88.09	4.2 years	$	164

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(1) Represents awards for which the requisite service has been rendered, including those that are retirement eligible.