Condensed Consolidating Financial Information of Guarantor Subsidiaries - CONDENSED CONSOLIDATING STATEMENT OF INCOME AND COMPREHENSIVE INCOME (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenues:
Equipment rentals		$ 1,204	$ 1,220	$ 2,321	$ 2,345
Sales of rental equipment		134	124	249	240
Sales of new equipment		36	39	66	72
Contractor supplies sales		22	21	41	39
Service and other revenues		25	25	54	48
Total revenues		1,421	1,429	2,731	2,744
Cost of revenues:
Cost of equipment rentals, excluding depreciation		456	445	905	889
Depreciation of rental equipment		242	240	485	475
Cost of rental equipment sales		79	68	147	132
Cost of new equipment sales		29	33	54	60
Cost of contractor supplies sales		15	15	28	27
Cost of service and other revenues		10	10	22	19
Total cost of revenues		831	811	1,641	1,602
Gross profit		590	618	1,090	1,142
Selling, general and administrative expenses		177	175	354	356
Merger related costs		0	1	0	(26)
Restructuring charge		2	0	4	1
Non-rental depreciation and amortization		64	67	131	136
Operating income		347	375	601	675
Interest (income) expense, net		132	232	239	353
Other (income) expense, net		(2)	(6)	(2)	(9)
Income before provision for income taxes		217	149	364	331
Provision for income taxes		83	63	138	130
Income (loss) before equity in net earnings (loss) of subsidiaries		134	86	226	201
Equity in net earnings (loss) of subsidiaries		0	0	0	0
Net income		134	86	226	201
Other comprehensive (loss) income		0	17	63	(72)
Comprehensive income	[1]	134	103	289	129
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	(4)	8	(1)
Merger related costs		0	0	0	0
Restructuring charge		0	0	0	0
Non-rental depreciation and amortization		4	4	8	8
Operating income		(6)	0	(16)	(7)
Interest (income) expense, net		(1)	0	(3)	(1)
Other (income) expense, net		(116)	(38)	(222)	(73)
Income before provision for income taxes		111	38	209	67
Provision for income taxes		42	18	79	31
Income (loss) before equity in net earnings (loss) of subsidiaries		69	20	130	36
Equity in net earnings (loss) of subsidiaries		65	66	96	165
Net income		134	86	226	201
Other comprehensive (loss) income		0	17	63	(72)
Comprehensive income		134	103	289	129
URNA
Revenues:
Equipment rentals		1,103	1,100	2,127	2,098
Sales of rental equipment		117	106	221	212
Sales of new equipment		31	34	58	63
Contractor supplies sales		18	18	35	34
Service and other revenues		22	22	47	41
Total revenues		1,291	1,280	2,488	2,448
Cost of revenues:
Cost of equipment rentals, excluding depreciation		407	389	811	773
Depreciation of rental equipment		219	216	440	427
Cost of rental equipment sales		70	58	132	117
Cost of new equipment sales		25	29	48	53
Cost of contractor supplies sales		12	13	24	24
Cost of service and other revenues		10	9	19	15
Total cost of revenues		743	714	1,474	1,409
Gross profit		548	566	1,014	1,039
Selling, general and administrative expenses		155	153	299	304
Merger related costs		0	1	0	(26)
Restructuring charge		1	0	3	1
Non-rental depreciation and amortization		54	57	111	116
Operating income		338	355	601	644
Interest (income) expense, net		133	232	239	351
Other (income) expense, net		124	55	246	107
Income before provision for income taxes		81	68	116	186
Provision for income taxes		32	28	45	71
Income (loss) before equity in net earnings (loss) of subsidiaries		49	40	71	115
Equity in net earnings (loss) of subsidiaries		16	26	25	50
Net income		65	66	96	165
Other comprehensive (loss) income		0	17	63	(72)
Comprehensive income		65	83	159	93
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	0	0	0
Merger related costs		0	0	0	0
Restructuring charge		0	0	0	0
Non-rental depreciation and amortization		0	0	0	0
Operating income		0	0	0	0
Interest (income) expense, net		0	0	1	2
Other (income) expense, net		0	0	0	1
Income before provision for income taxes		0	0	(1)	(3)
Provision for income taxes		0	2	0	0
Income (loss) before equity in net earnings (loss) of subsidiaries		0	(2)	(1)	(3)
Equity in net earnings (loss) of subsidiaries		4	16	4	32
Net income		4	14	3	29
Other comprehensive (loss) income		(2)	16	60	(74)
Comprehensive income		2	30	63	(45)
Non Guarantor Subsidiaries - Foreign
Revenues:
Equipment rentals		101	120	194	247
Sales of rental equipment		17	18	28	28
Sales of new equipment		5	5	8	9
Contractor supplies sales		4	3	6	5
Service and other revenues		3	3	7	7
Total revenues		130	149	243	296
Cost of revenues:
Cost of equipment rentals, excluding depreciation		49	56	94	116
Depreciation of rental equipment		23	24	45	48
Cost of rental equipment sales		9	10	15	15
Cost of new equipment sales		4	4	6	7
Cost of contractor supplies sales		3	2	4	3
Cost of service and other revenues		0	1	3	4
Total cost of revenues		88	97	167	193
Gross profit		42	52	76	103
Selling, general and administrative expenses		18	18	37	38
Merger related costs		0	0	0	0
Restructuring charge		1	0	1	0
Non-rental depreciation and amortization		6	6	12	12
Operating income		17	28	26	53
Interest (income) expense, net		0	1	1	2
Other (income) expense, net		11	2	20	3
Income before provision for income taxes		6	25	5	48
Provision for income taxes		2	9	1	16
Income (loss) before equity in net earnings (loss) of subsidiaries		4	16	4	32
Equity in net earnings (loss) of subsidiaries		0	0	0	0
Net income		4	16	4	32
Other comprehensive (loss) income		(2)	13	48	(58)
Comprehensive income		2	29	52	(26)
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		2	8	10	15
Merger related costs		0	0	0	0
Restructuring charge		0	0	0	0
Non-rental depreciation and amortization		0	0	0	0
Operating income		(2)	(8)	(10)	(15)
Interest (income) expense, net		1	1	3	2
Other (income) expense, net		(21)	(25)	(46)	(47)
Income before provision for income taxes		18	16	33	30
Provision for income taxes		7	6	13	12
Income (loss) before equity in net earnings (loss) of subsidiaries		11	10	20	18
Equity in net earnings (loss) of subsidiaries		0	0	0	0
Net income		11	10	20	18
Other comprehensive (loss) income		0	0	0	0
Comprehensive income		11	10	20	18
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	0	0
Restructuring charge		0	0	0	0
Non-rental depreciation and amortization		0	0	0	0
Operating income		0	0	0	0
Interest (income) expense, net		(1)	(2)	(2)	(3)
Other (income) expense, net		0	0	0	0
Income before provision for income taxes		1	2	2	3
Provision for income taxes		0	0	0	0
Income (loss) before equity in net earnings (loss) of subsidiaries		1	2	2	3
Equity in net earnings (loss) of subsidiaries		(85)	(108)	(125)	(247)
Net income		(84)	(106)	(123)	(244)
Other comprehensive (loss) income		4	(46)	(171)	204
Comprehensive income		$ (80)	$ (152)	$ (294)	$ (40)

[1] There were no material reclassifications from accumulated other comprehensive loss reflected in other comprehensive income (loss) 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 income (loss) during 2016 or 2015.