Aggregate dividends declared during the period for each share of common stock outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

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Note 16 - Subsequent Events (Details Textual) - USD ($)			9 Months Ended
Note 16 - Subsequent Events (Details Textual) - USD ($)	Oct. 19, 2015	Oct. 13, 2015	Sep. 30, 2015	Sep. 30, 2014
Subsequent Event [Member] \| Common Class B [Member]
Common Stock, Dividends, Per Share, Declared	$ 0.20
Subsequent Event [Member] \| Common Class A [Member]
Common Stock, Dividends, Per Share, Declared	$ 0.20
Subsequent Event [Member] \| Concord Chrysler Jeep Dodge Fiat [Member]
Payments to Acquire Businesses, Net of Cash Acquired		$ 12,400,000
Subsequent Event [Member]
Dividends, Common Stock, Cash	$ 4,700,000
Payments to Acquire Businesses, Net of Cash Acquired			$ 34,920,000	$ 81,558,000