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Note 14 - Subsequent Events (Details) - Jul. 20, 2015 - Subsequent Event [Member] - USD ($) $ / shares in Units, $ in Millions | Total
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Note 14 - Subsequent Events (Details) [Line Items] |
Dividends, Common Stock, Cash (in Dollars) | $ 5.3
Common Class A [Member] |
Note 14 - Subsequent Events (Details) [Line Items] |
Common Stock, Dividends, Per Share, Declared | $ 0.20
Common Class B [Member] |
Note 14 - Subsequent Events (Details) [Line Items] |
Common Stock, Dividends, Per Share, Declared | $ 0.20

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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References 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 + Details
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- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash. + References 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 + Details
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