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Note 8 - Shareholders' Equity (Details) (USD $) | Jun. 30, 2013 | Jun. 30, 2012 | Nov. 21, 2002
--- | --- | --- | ---
Note 8 - Shareholders' Equity (Details) [Line Items] |  |  |
Preferred Stock, Shares Authorized | 1,055,000 | 1,055,000 |
Preferred Stock, Par or Stated Value Per Share (in Dollars per share) | $ 0.01 | $ 0.01 |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased |  |  | 2,000,000
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased | 1,100,000 |  |
Common Class A [Member] |  |  |
Note 8 - Shareholders' Equity (Details) [Line Items] |  |  |
Common Stock, Shares Authorized | 150,000,000 | 150,000,000 |
Common Stock, Par or Stated Value Per Share (in Dollars per share) | $ 0.01 | $ 0.01 |
Common Class B [Member] |  |  |
Note 8 - Shareholders' Equity (Details) [Line Items] |  |  |
Common Stock, Shares Authorized | 600,000 | 600,000 |
Common Stock, Par or Stated Value Per Share (in Dollars per share) | $ 0.01 | $ 0.01 |
Series A Preferred Stock [Member] |  |  |
Note 8 - Shareholders' Equity (Details) [Line Items] |  |  |
Preferred Stock, Shares Authorized | 30,000 |  |
Series B Preferred Stock [Member] |  |  |
Note 8 - Shareholders' Equity (Details) [Line Items] |  |  |
Preferred Stock, Shares Authorized | 30,000 |  |
Series C Preferred Stock [Member] |  |  |
Note 8 - Shareholders' Equity (Details) [Line Items] |  |  |
Preferred Stock, Shares Authorized | 155,010 |  |
Series D Preferred Stock [Member] |  |  |
Note 8 - Shareholders' Equity (Details) [Line Items] |  |  |
Preferred Stock, Capital Shares Reserved for Future Issuance | 839,990 |  |

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- Definition Face amount or stated value per share of common stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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- Definition Aggregate number of nonredeemable preferred shares reserved for future issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
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