Condensed Consolidating Financial Information of Guarantor Subsidiaries - CONDENSED CONSOLIDATING STATEMENT OF INCOME AND COMPREHENSIVE INCOME (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Revenues:
Equipment rentals		$ 1,322	$ 1,326	$ 3,643	$ 3,671
Sales of rental equipment		112	141	361	381
Sales of new equipment		30	38	96	110
Contractor supplies sales		19	21	60	60
Service and other revenues		25	24	79	72
Total revenues		1,508	1,550	4,239	4,294
Cost of revenues:
Cost of equipment rentals, excluding depreciation		486	470	1,391	1,359
Depreciation of rental equipment		250	249	735	724
Cost of rental equipment sales		68	85	215	217
Cost of new equipment sales		25	31	79	91
Cost of contractor supplies sales		13	15	41	42
Cost of service and other revenues		10	10	32	29
Total cost of revenues		852	860	2,493	2,462
Gross profit		656	690	1,746	1,832
Selling, general and administrative expenses		179	178	533	534
Merger related costs		0	0	0	(26)
Restructuring charge		4	0	8	1
Non-rental depreciation and amortization		61	66	192	202
Operating income		412	446	1,013	1,121
Interest (income) expense, net		110	107	349	460
Other (income) expense, net		(1)	(1)	(3)	(10)
Income before provision for income taxes		303	340	667	671
Provision for income taxes		116	125	254	255
Income (loss) before equity in net earnings (loss) of subsidiaries		187	215	413	416
Equity in net earnings (loss) of subsidiaries		0	0	0	0
Net income		187	215	413	416
Other comprehensive (loss) income		(9)	(72)	54	(144)
Comprehensive income	[1]	178	143	467	272
Parent
Revenues:
Equipment rentals		0	0	0	0
Sales of rental equipment		0	0	0	0
Sales of new equipment		0	0	0	0
Contractor supplies sales		0	0	0	0
Service and other revenues		0	0	0	0
Total revenues		0	0	0	0
Cost of revenues:
Cost of equipment rentals, excluding depreciation		0	0	0	0
Depreciation of rental equipment		0	0	0	0
Cost of rental equipment sales		0	0	0	0
Cost of new equipment sales		0	0	0	0
Cost of contractor supplies sales		0	0	0	0
Cost of service and other revenues		0	0	0	0
Total cost of revenues		0	0	0	0
Gross profit		0	0	0	0
Selling, general and administrative expenses		2	(10)	10	(11)
Merger related costs				0	0
Restructuring charge		0		0	0
Non-rental depreciation and amortization		3	4	11	12
Operating income		(5)	6	(21)	(1)
Interest (income) expense, net		(1)	(1)	(4)	(2)
Other (income) expense, net		(123)	(275)	(345)	(348)
Income before provision for income taxes		119	282	328	349
Provision for income taxes		42	118	121	149
Income (loss) before equity in net earnings (loss) of subsidiaries		77	164	207	200
Equity in net earnings (loss) of subsidiaries		110	51	206	216
Net income		187	215	413	416
Other comprehensive (loss) income		(9)	(72)	54	(144)
Comprehensive income		178	143	467	272
URNA
Revenues:
Equipment rentals		1,208	1,200	3,335	3,298
Sales of rental equipment		99	124	320	336
Sales of new equipment		28	32	86	95
Contractor supplies sales		17	18	52	52
Service and other revenues		22	20	69	61
Total revenues		1,374	1,394	3,862	3,842
Cost of revenues:
Cost of equipment rentals, excluding depreciation		435	421	1,246	1,194
Depreciation of rental equipment		227	225	667	652
Cost of rental equipment sales		61	75	193	192
Cost of new equipment sales		23	26	71	79
Cost of contractor supplies sales		11	12	35	36
Cost of service and other revenues		11	10	30	25
Total cost of revenues		768	769	2,242	2,178
Gross profit		606	625	1,620	1,664
Selling, general and administrative expenses		151	160	450	464
Merger related costs				0	(26)
Restructuring charge		4		7	1
Non-rental depreciation and amortization		52	55	163	171
Operating income		399	410	1,000	1,054
Interest (income) expense, net		109	106	348	457
Other (income) expense, net		136	273	382	380
Income before provision for income taxes		154	31	270	217
Provision for income taxes		64	(2)	109	69
Income (loss) before equity in net earnings (loss) of subsidiaries		90	33	161	148
Equity in net earnings (loss) of subsidiaries		20	18	45	68
Net income		110	51	206	216
Other comprehensive (loss) income		(9)	(72)	54	(144)
Comprehensive income		101	(21)	260	72
Guarantor Subsidiaries
Revenues:
Equipment rentals		0	0	0	0
Sales of rental equipment		0	0	0	0
Sales of new equipment		0	0	0	0
Contractor supplies sales		0	0	0	0
Service and other revenues		0	0	0	0
Total revenues		0	0	0	0
Cost of revenues:
Cost of equipment rentals, excluding depreciation		0	0	0	0
Depreciation of rental equipment		0	0	0	0
Cost of rental equipment sales		0	0	0	0
Cost of new equipment sales		0	0	0	0
Cost of contractor supplies sales		0	0	0	0
Cost of service and other revenues		0	0	0	0
Total cost of revenues		0	0	0	0
Gross profit		0	0	0	0
Selling, general and administrative expenses		0	2	0	2
Merger related costs				0	0
Restructuring charge		0		0	0
Non-rental depreciation and amortization		0	1	0	1
Operating income		0	(3)	0	(3)
Interest (income) expense, net		1	1	2	3
Other (income) expense, net		0	(2)	0	(1)
Income before provision for income taxes		(1)	(2)	(2)	(5)
Provision for income taxes		0	0	0	0
Income (loss) before equity in net earnings (loss) of subsidiaries		(1)	(2)	(2)	(5)
Equity in net earnings (loss) of subsidiaries		11	6	15	38
Net income		10	4	13	33
Other comprehensive (loss) income		(9)	(70)	51	(144)
Comprehensive income		1	(66)	64	(111)
Non Guarantor Subsidiaries - Foreign
Revenues:
Equipment rentals		114	126	308	373
Sales of rental equipment		13	17	41	45
Sales of new equipment		2	6	10	15
Contractor supplies sales		2	3	8	8
Service and other revenues		3	4	10	11
Total revenues		134	156	377	452
Cost of revenues:
Cost of equipment rentals, excluding depreciation		51	49	145	165
Depreciation of rental equipment		23	24	68	72
Cost of rental equipment sales		7	10	22	25
Cost of new equipment sales		2	5	8	12
Cost of contractor supplies sales		2	3	6	6
Cost of service and other revenues		(1)	0	2	4
Total cost of revenues		84	91	251	284
Gross profit		50	65	126	168
Selling, general and administrative expenses		18	21	55	59
Merger related costs				0	0
Restructuring charge		0		1	0
Non-rental depreciation and amortization		6	6	18	18
Operating income		26	38	52	91
Interest (income) expense, net		1	0	2	2
Other (income) expense, net		9	30	29	33
Income before provision for income taxes		16	8	21	56
Provision for income taxes		5	2	6	18
Income (loss) before equity in net earnings (loss) of subsidiaries		11	6	15	38
Equity in net earnings (loss) of subsidiaries		0	0	0	0
Net income		11	6	15	38
Other comprehensive (loss) income		(7)	(56)	41	(114)
Comprehensive income		4	(50)	56	(76)
Non Guarantor Subsidiaries - SPV
Revenues:
Equipment rentals		0	0	0	0
Sales of rental equipment		0	0	0	0
Sales of new equipment		0	0	0	0
Contractor supplies sales		0	0	0	0
Service and other revenues		0	0	0	0
Total revenues		0	0	0	0
Cost of revenues:
Cost of equipment rentals, excluding depreciation		0	0	0	0
Depreciation of rental equipment		0	0	0	0
Cost of rental equipment sales		0	0	0	0
Cost of new equipment sales		0	0	0	0
Cost of contractor supplies sales		0	0	0	0
Cost of service and other revenues		0	0	0	0
Total cost of revenues		0	0	0	0
Gross profit		0	0	0	0
Selling, general and administrative expenses		8	5	18	20
Merger related costs				0	0
Restructuring charge		0		0	0
Non-rental depreciation and amortization		0	0	0	0
Operating income		(8)	(5)	(18)	(20)
Interest (income) expense, net		2	2	5	4
Other (income) expense, net		(23)	(27)	(69)	(74)
Income before provision for income taxes		13	20	46	50
Provision for income taxes		5	7	18	19
Income (loss) before equity in net earnings (loss) of subsidiaries		8	13	28	31
Equity in net earnings (loss) of subsidiaries		0	0	0	0
Net income		8	13	28	31
Other comprehensive (loss) income		0	0	0	0
Comprehensive income		8	13	28	31
Eliminations
Revenues:
Equipment rentals		0	0	0	0
Sales of rental equipment		0	0	0	0
Sales of new equipment		0	0	0	0
Contractor supplies sales		0	0	0	0
Service and other revenues		0	0	0	0
Total revenues		0	0	0	0
Cost of revenues:
Cost of equipment rentals, excluding depreciation		0	0	0	0
Depreciation of rental equipment		0	0	0	0
Cost of rental equipment sales		0	0	0	0
Cost of new equipment sales		0	0	0	0
Cost of contractor supplies sales		0	0	0	0
Cost of service and other revenues		0	0	0	0
Total cost of revenues		0	0	0	0
Gross profit		0	0	0	0
Selling, general and administrative expenses		0	0	0	0
Merger related costs				0	0
Restructuring charge		0		0	0
Non-rental depreciation and amortization		0	0	0	0
Operating income		0	0	0	0
Interest (income) expense, net		(2)	(1)	(4)	(4)
Other (income) expense, net		0	0	0	0
Income before provision for income taxes		2	1	4	4
Provision for income taxes		0	0	0	0
Income (loss) before equity in net earnings (loss) of subsidiaries		2	1	4	4
Equity in net earnings (loss) of subsidiaries		(141)	(75)	(266)	(322)
Net income		(139)	(74)	(262)	(318)
Other comprehensive (loss) income		25	198	(146)	402
Comprehensive income		$ (114)	$ 124	$ (408)	$ 84

[1] There were no material reclassifications from accumulated other comprehensive loss reflected in other comprehensive (loss) income during 2016 or 2015. There is no tax impact related to the foreign currency translation adjustments, as the earnings are considered permanently reinvested. There were no material taxes associated with other comprehensive (loss) income during 2016 or 2015.