CONSOLIDATED CONDENSED STATEMENTS OF INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenue:
Total revenues	$ 6,975.4	$ 5,773.8
Cost of sales:
Total cost of sales	5,743.7	4,860.6
Gross profit	1,231.7	913.2
Selling, general and administrative expenses	797.8	664.3
Depreciation	31.9	29.3
Operating income	402.0	219.6
Floor plan interest expense	(7.5)	(9.5)
Other interest expense	(16.5)	(17.9)
Equity in earnings of affiliates	119.6	55.4
Income from continuing operations before income taxes	497.6	247.6
Income taxes	(128.1)	(64.5)
Income from continuing operations	369.5	183.1
Income from discontinued operations, net of tax	0.0	0.0
Net income	369.5	183.1
Less: Income attributable to non-controlling interests	1.6	0.6
Net income attributable to Penske Automotive Group common stockholders	$ 367.9	$ 182.5
Basic earnings per share attributable to Penske Automotive Group common stockholders:
Continuing operations (in dollars per share)	$ 4.76	$ 2.26
Discontinued operations (in dollars per share)	0	0
Net income attributable to Penske Automotive Group common stockholders (in dollars per share)	$ 4.76	$ 2.26
Shares used in determining basic earnings per share (in shares)	77,224,165	80,608,996
Diluted earnings per share attributable to Penske Automotive Group common stockholders:
Continuing operations (in dollars per share)	$ 4.76	$ 2.26
Discontinued operations (in dollars per share)	0	0
Net income attributable to Penske Automotive Group common stockholders (in dollars per share)	$ 4.76	$ 2.26
Shares used in determining diluted earnings per share (in shares)	77,249,165	80,648,996
Amounts attributable to Penske Automotive Group common stockholders:
Income from continuing operations	$ 369.5	$ 183.1
Less: Income attributable to non-controlling interests	1.6	0.6
Income from continuing operations, net of tax	367.9	182.5
Income from discontinued operations, net of tax	0.0	0.0
Net income attributable to Penske Automotive Group common stockholders	$ 367.9	$ 182.5
Cash dividends per share (in dollars per share)	$ 0.47	$ 0.43
Retail automotive dealership
Revenue:
Total revenues	$ 6,029.2	$ 5,206.9
Cost of sales:
Total cost of sales	4,978.5	4,407.0
Retail commercial truck dealership
Revenue:
Total revenues	792.3	434.7
Cost of sales:
Total cost of sales	651.1	354.7
Commercial vehicle distribution and other
Revenue:
Total revenues	153.9	132.2
Cost of sales:
Total cost of sales	$ 114.1	$ 98.9