Guarantor and Non-Guarantor Condensed Consolidating Financial Statements (Error Corrections and Prior Period Adjustment Restatement) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								6 Months Ended		9 Months Ended		12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2013	Jun. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net cash provided by (used in) operating activities													$ 3,611.5	$ 2,740.2	$ 2,236.1
Net cash provided by (used in) investing activities													(3,838.9)	(4,726.9)	(2,170.5)
Net cash provided by (used in) financing activities													105.1	1,595.3	(1,512.2)
Assets	24,680.8				23,268.4								24,680.8	23,268.4
Liabilities	21,796.4				20,371.9								21,796.4	20,371.9
The Hertz Corporation and Subsidiaries stockholder's equity	2,884.4				2,896.5								2,884.4	2,896.5
Revenues	2,556.4	3,069.4	2,709.2	2,436.9	2,319.7	2,517.2	2,226.2	1,961.7	5,146.2	4,188.0	8,215.6	6,705.2	10,771.9	9,024.9	8,299.3
Income before income taxes	65.2	367.0	219.7	87.4	(29.7)	386.3	160.9	(23.9)	307.1	137.0	674.1	523.3	739.2	493.6	355.2
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder	3.4	237.1	129.3	24.3	(28.7)	252.2	95.9	(48.2)	153.6	47.7	390.7	299.9	394.0	271.2	198.4
Scenario, Previously Reported
Net cash provided by (used in) operating activities													2,748.4		2,258.5
Net cash provided by (used in) investing activities													(4,747.3)		(2,192.9)
Net cash provided by (used in) financing activities													1,595.1		(1,512.2)
Assets					23,290.1									23,290.1
Liabilities					20,372.6									20,372.6
The Hertz Corporation and Subsidiaries stockholder's equity					2,917.5									2,917.5
Revenues		3,069.4	2,714.6	2,436.5	2,318.5	2,516.2	2,225.1	1,960.9	5,151.2	4,186.1	8,220.6	6,702.3		9,020.8	8,298.4
Income before income taxes		374.0	225.7	86.0	(26.9)	382.1	171.6	(24.0)	311.7	147.6	685.7	529.7		502.8	373.9
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder		241.6	129.9	26.5	(28.3)	251.3	100.9	(48.2)	156.4	52.7	398.0	304.0		275.7	210.4
Parent
Net cash provided by (used in) operating activities													181.2	(877.8)	999.9
Net cash provided by (used in) investing activities													9.5	(1,693.5)	(1,378.6)
Net cash provided by (used in) financing activities													(139.2)	2,030.8	(810.6)
Assets	13,984.7				12,336.9								13,984.7	12,336.9
Liabilities	11,100.3				9,440.4								11,100.3	9,440.4
The Hertz Corporation and Subsidiaries stockholder's equity	2,884.4				2,896.5								2,884.4	2,896.5
Revenues													4,544.9	4,259.1	4,068.3
Income before income taxes													(1,596.9)	(1,222.0)	(891.4)
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder													394.0	271.2	198.4
Parent | Scenario, Previously Reported
Net cash provided by (used in) operating activities													1,677.6		1,000.6
Net cash provided by (used in) investing activities													(4,248.8)		(1,379.3)
Net cash provided by (used in) financing activities													2,030.8		(810.6)
Assets					12,360.3									12,360.3
Liabilities					9,442.8									9,442.8
The Hertz Corporation and Subsidiaries stockholder's equity					2,917.5									2,917.5
Revenues														4,259.0	4,068.3
Income before income taxes														(1,218.7)	(879.1)
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder														275.7	210.4
Guarantor Subsidiaries
Net cash provided by (used in) operating activities													526.1	600.6	773.2
Net cash provided by (used in) investing activities													(506.2)	(596.9)	(538.4)
Net cash provided by (used in) financing activities													(21.3)	(4.6)	(232.6)
Assets	11,828.4				11,058.4								11,828.4	11,058.4
Liabilities	5,587.4				5,132.2								5,587.4	5,132.2
The Hertz Corporation and Subsidiaries stockholder's equity	6,241.0				5,926.2								6,241.0	5,926.2
Revenues													2,672.5	1,143.8	810.0
Income before income taxes													312.8	8.2	18.5
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder													339.6	37.8	34.7
Guarantor Subsidiaries | Scenario, Previously Reported
Net cash provided by (used in) operating activities													599.3		773.2
Net cash provided by (used in) investing activities													(595.6)		(538.4)
Net cash provided by (used in) financing activities													(4.6)		(232.6)
Assets					10,983.6									10,983.6
Liabilities					5,015.7									5,015.7
The Hertz Corporation and Subsidiaries stockholder's equity					5,967.9									5,967.9
Revenues														1,139.7	809.1
Income before income taxes														8.6	18.6
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder														36.3	34.8
Non-Guarantor Subsidiaries
Net cash provided by (used in) operating activities													3,820.3	3,792.7	1,016.4
Net cash provided by (used in) investing activities													(3,215.9)	(2,605.0)	(1,702.9)
Net cash provided by (used in) financing activities													(776.8)	(1,037.7)	427.0
Assets	19,774.9				17,216.3								19,774.9	17,216.3
Liabilities	17,635.8				14,944.5								17,635.8	14,944.5
The Hertz Corporation and Subsidiaries stockholder's equity	2,139.1				2,271.8								2,139.1	2,271.8
Revenues													6,712.2	6,109.0	5,723.3
Income before income taxes													2,023.3	1,707.5	1,228.1
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder													1,209.2	1,038.1	734.0
Non-Guarantor Subsidiaries | Scenario, Previously Reported
Net cash provided by (used in) operating activities													1,246.8		1,038.1
Net cash provided by (used in) investing activities													(2,626.3)		(1,724.6)
Net cash provided by (used in) financing activities													1,517.0		427.0
Assets					17,309.1									17,309.1
Liabilities					15,051.2									15,051.2
The Hertz Corporation and Subsidiaries stockholder's equity					2,257.9									2,257.9
Revenues														6,132.6	5,733.8
Income before income taxes														1,712.9	1,234.4
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder														1,042.0	738.5
Eliminations
Net cash provided by (used in) operating activities													(916.1)	(775.3)	(553.4)
Net cash provided by (used in) investing activities													(126.3)	168.5	1,449.4
Net cash provided by (used in) financing activities													1,042.4	606.8	(896.0)
Assets	(20,907.2)				(17,343.2)								(20,907.2)	(17,343.2)
Liabilities	(12,527.1)				(9,145.2)								(12,527.1)	(9,145.2)
The Hertz Corporation and Subsidiaries stockholder's equity	(8,380.1)				(8,198.0)								(8,380.1)	(8,198.0)
Revenues													(3,157.7)	(2,487.0)	(2,302.3)
Income before income taxes													0	(0.1)	0
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder													(1,548.8)	(1,075.9)	(768.7)
Eliminations | Scenario, Previously Reported
Net cash provided by (used in) operating activities													(775.3)		(553.4)
Net cash provided by (used in) investing activities													2,723.4		1,449.4
Net cash provided by (used in) financing activities													(1,948.1)		(896.0)
Assets					(17,362.9)									(17,362.9)
Liabilities					(9,137.1)									(9,137.1)
The Hertz Corporation and Subsidiaries stockholder's equity					(8,225.8)									(8,225.8)
Revenues														(2,510.5)	(2,312.8)
Income before income taxes														0	0
Net loss attributable to The Hertz Corporation and Subsidiaries' common stockholder														$ (1,078.3)	$ (773.3)