Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2017

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of recognized share-based compensation expense

Recognized Share-Based Compensation Expense

	Three Months Ended September 30				Nine Months Ended September 30
(in millions)	2017		2016		2017		2016
Restricted share units	$	99	$	77	$	284	$	236
Stock options	52		48		155		133
Employee stock purchase plans	8		6		25		22
Total	$	159	$	131	$	464	$	391

NBCUniversal Media LLC [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of recognized share-based compensation expense

Recognized Share-Based Compensation Expense

	Three Months Ended September 30				Nine Months Ended September 30
(in millions)	2017		2016		2017		2016
Restricted share units	$	32	$	19	$	86	$	64
Stock options	3		3		10		7
Employee stock purchase plans	3		1		7		6
Total	$	38	$	23	$	103	$	77