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
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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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 business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585

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Note 14 - Subsequent Events (Details Textual) - USD ($) $ / shares in Units, $ in Millions			3 Months Ended		9 Months Ended
	Oct. 18, 2016	Oct. 05, 2016	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Subsequent Event [Member] \| Common Class B [Member]
Common Stock, Dividends, Per Share, Declared	$ 0.25
Subsequent Event [Member] \| Common Class A [Member]
Common Stock, Dividends, Per Share, Declared	$ 0.25
Subsequent Event [Member] \| Audi Auto Gallery [Member]
Payments to Acquire Businesses, Gross		$ 22.4
Subsequent Event [Member]
Dividends, Common Stock, Cash	$ 6.3
Common Stock, Dividends, Per Share, Declared			$ 0.25	$ 0.20	$ 0.70	$ 0.56