Acquisition of Global Workplace Solutions (GWS) (Tables)

12 Months Ended

Dec. 31, 2016

Business Combinations [Abstract]

Summary of Pro Forma Results Prepared for Comparative Purposes

These pro forma results have been prepared for comparative purposes only and do not purport to be indicative of what operating results would have been had the GWS Acquisition occurred on January 1, 2014 and may not be indicative of future operating results (dollars in thousands, except share data):

	2015		2014
Revenue	$	12,972,810	$	12,492,918
Operating income	$	902,612	$	734,571
Net income attributable to CBRE Group, Inc.	$	581,807	$	422,676
Basic income per share:
Net income per share attributable to CBRE Group, Inc.	$	1.75	$	1.28
Weighted average shares outstanding for basic income per share		332,616,301		330,620,206
Diluted income per share:
Net income per share attributable to CBRE Group, Inc.	$	1.73	$	1.26
Weighted average shares outstanding for diluted income per share		336,414,856		334,171,509