Business and Geographic Segment Information - Schedule of Segment Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Revenues	$ 1,277,439	$ 1,231,910	$ 2,133,372	$ 2,138,444
Adjusted EBITDA of reportable segments
Adjusted EBITDA of reportable segments	407,741	342,086	489,005	446,050
Reconciling items:
Share-based compensation expense	(12,949)	(13,531)	(35,337)	(20,611)
Operating income	243,850	210,568	180,983	199,411
Interest income	4,460	4,062	9,154	9,868
Interest expense	(98,962)	(105,833)	(201,595)	(209,602)
Loss on debt extinguishment	(6,915)	(1,681)	(8,430)	(1,681)
Gain (loss) on derivatives	26,970	1,999	39,117	(8,751)
Other (expense) income, net	(380)	(1,276)	56	(1,317)
Foreign currency exchange (loss) gain, net	(9,726)	26,252	(7,436)	53,934
(Loss) gain on sales of subsidiaries, net	(172)	243,261	(172)	243,261
Income from continuing operations before income taxes and equity in net income of affiliates	159,125	377,352	11,677	285,123
Assets
Assets	7,369,736		7,369,736		$ 7,062,470
Operating Segments
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Revenues	1,277,439	1,231,910	2,133,372	2,138,444
Corporate and eliminations
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Revenues	(3,754)	(4,085)	(4,732)	(5,886)
Reconciling items:
Reconciling items:
Corporate	(65,913)	(33,884)	(98,580)	(63,876)
Depreciation and amortization expense	(66,950)	(69,704)	(131,465)	(135,911)
Loss on impairment of assets	0	0	0	0
Share-based compensation expense	(12,949)	(13,745)	(35,337)	(20,909)
EiP expenses	(18,079)	(14,185)	(42,640)	(25,943)
Operating income	243,850	210,568	180,983	199,411
Interest income	4,460	4,062	9,154	9,868
Interest expense	(98,962)	(105,833)	(201,595)	(209,602)
Loss on debt extinguishment	(6,915)	(1,681)	(8,430)	(1,681)
Gain (loss) on derivatives	26,970	1,999	39,117	(8,751)
Other (expense) income, net	(380)	(1,276)	56	(1,317)
Foreign currency exchange (loss) gain, net	(9,726)	26,252	(7,436)	53,934
(Loss) gain on sales of subsidiaries, net	(172)	243,261	(172)	243,261
Corporate
Assets
Assets	476,556		476,556		291,252
LatAm | Operating Segments
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Revenues	831,118	733,255	1,252,554	1,137,152
Adjusted EBITDA of reportable segments
Adjusted EBITDA of reportable segments	300,025	224,073	264,236	203,847
Assets
Assets	4,099,520		4,099,520		3,932,679
EMEAA | Operating Segments
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Revenues	245,480	261,084	472,665	505,097
Adjusted EBITDA of reportable segments
Adjusted EBITDA of reportable segments	52,891	52,748	106,340	107,210
Assets
Assets	1,355,507		1,355,507		1,333,297
GPS | Operating Segments
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Revenues	204,595	241,656	412,885	502,081
Adjusted EBITDA of reportable segments
Adjusted EBITDA of reportable segments	54,825	$ 65,265	118,429	$ 134,993
Assets
Assets	$ 1,438,153		$ 1,438,153		$ 1,505,242