Consolidated Condensed Statements of Income (Unaudited) (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenue:
Total revenues	$ 2,888,420	$ 2,614,602	$ 5,683,907	$ 5,038,789
Cost of sales:
Total cost of sales	2,424,780	2,197,796	4,775,190	4,221,931
Gross profit	463,640	416,806	908,717	816,858
Selling, general and administrative expenses	380,350	339,676	738,462	666,039
Depreciation	12,093	11,516	24,031	23,374
Operating income	71,197	65,614	146,224	127,445
Floor plan interest expense	(7,113)	(7,983)	(14,131)	(16,125)
Other interest expense	(10,575)	(12,542)	(21,976)	(25,262)
Debt discount amortization		(2,428)	(1,718)	(5,343)
Equity in earnings of affiliates	7,882	4,784	7,904	4,355
Gain on debt repurchase		422		1,027
Income from continuing operations before income taxes	61,391	47,867	116,303	86,097
Income taxes	(20,996)	(16,628)	(37,784)	(30,878)
Income from continuing operations	40,395	31,239	78,519	55,219
Loss from discontinued operations, net of tax	(336)	(1,555)	(4,463)	(5,203)
Net income	40,059	29,684	74,056	50,016
Less: Income attributable to non-controlling interests	499	243	569	221
Net income attributable to Penske Automotive Group common stockholders	39,560	29,441	73,487	49,795
Basic earnings per share attributable to Penske Automotive Group common stockholders:
Continuing operations	$ 0.43	$ 0.34	$ 0.84	$ 0.60
Discontinued operations	$ 0.00	$ (0.02)	$ (0.05)	$ (0.06)
Net income attributable to Penske Automotive Group common stockholders	$ 0.43	$ 0.32	$ 0.79	$ 0.54
Shares used in determining basic earnings per share	92,514	92,142	92,444	92,016
Diluted earnings per share attributable to Penske Automotive Group common stockholders:
Continuing operations	$ 0.43	$ 0.34	$ 0.84	$ 0.60
Discontinued operations	$ 0.00	$ (0.02)	$ (0.05)	$ (0.06)
Net income attributable to Penske Automotive Group common stockholders	$ 0.43	$ 0.32	$ 0.79	$ 0.54
Shares used in determining diluted earnings per share	92,570	92,206	92,514	92,086
Amounts attributable to Penske Automotive Group common stockholders:
Income from continuing operations	40,395	31,239	78,519	55,219
Less: Income attributable to non-controlling interests	499	243	569	221
Income from continuing operations, net of tax	39,896	30,996	77,950	54,998
Loss from discontinued operations, net of tax	(336)	(1,555)	(4,463)	(5,203)
Net income attributable to Penske Automotive Group common stockholders	39,560	29,441	73,487	49,795
Cash dividends per share	$ 0.07		$ 0.07
New vehicle
Revenue:
Total revenues	1,422,267	1,314,904	2,823,614	2,516,795
Cost of sales:
Total cost of sales	1,301,352	1,206,216	2,591,388	2,308,806
Used vehicle
Revenue:
Total revenues	879,907	736,336	1,692,501	1,421,466
Cost of sales:
Total cost of sales	807,425	677,382	1,554,114	1,306,620
Finance and insurance, net
Revenue:
Total revenues	69,202	61,666	135,676	119,550
Service and parts
Revenue:
Total revenues	348,018	323,824	696,209	649,606
Cost of sales:
Total cost of sales	149,040	138,558	299,014	281,113
Fleet and wholesale vehicle
Revenue:
Total revenues	169,026	177,872	335,907	331,372
Cost of sales:
Total cost of sales	$ 166,963	$ 175,640	$ 330,674	$ 325,392