Share-based Compensation (Tables)

3 Months Ended

Mar. 31, 2017

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

Summary of stock-based compensation

A summary of our aggregate share-based compensation expense is set forth below: 

	Three months ended March 31,
	2017		2016
	in millions
Liberty Global:
Performance-based incentive awards (a)	$	4.5	$	41.1
Other share-based incentive awards	28.1		25.4
Total Liberty Global	32.6		66.5
Telenet share-based incentive awards	4.0		1.0
Other	2.4		1.5
Total	$	39.0	$	69.0
Included in:
Other operating expense:
Liberty Global Group	$	0.9	$	0.5
LiLAC Group	0.5		0.2
Total other operating expense	1.4		0.7
SG&A expense:
Liberty Global Group	32.5		66.7
LiLAC Group	5.1		1.6
Total SG&A expense	37.6		68.3
Total	$	39.0	$	69.0

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(a) Includes share-based compensation expense related to (i) performance-based restricted share units (PSUs), (ii) for the 2016 period, a challenge performance award plan for certain executive officers and key employees (the Challenge Performance Awards) and (iii) the May 2014 grant of performance grant units (PGUs) to our Chief Executive Officer. The Challenge Performance Awards include performance-based share appreciation rights (PSARs) and PSUs.