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Note 9 - Equity Compensation (Tables) | 12 Months Ended
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Jun. 30, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  | 2015 |  |  | 2014 |  |  | 2013 |
Dividend yield |  |  | 1.1 | % |  |  | 3.3 | % |  |  | 3.6 | %
Expected volatility |  |  | 55 | % |  |  | 53 | % |  |  | 51 | %
Risk-free interest rate |  |  | 1.6 | % |  |  | 1.7 | % |  |  | 0.6 | %
Expected life (years) |  |  | 6.0 |  |  |  | 5.5 |  |  |  | 4.7 |
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] |
|  | Twelve Months Ended June 30, 2015 |
|  | Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (years) |  |  | Aggregate Intrinsic Value |
Outstanding at 6/30/14 |  |  | 2,677,464 |  |  | $ | 9.57 |  |  |  | 5.4 |  |  | $ | 1,674,010 |
Granted |  |  | 734,323 |  |  | $ | 6.83 |  |  |  |  |  |  |  |  |
Forfeitures |  |  | (571,275 | ) |  | $ | 10.26 |  |  |  |  |  |  |  |  |
Exercised |  |  | (163,076 | ) |  | $ | 6.70 |  |  |  |  |  |  |  |  |
Outstanding at 6/30/15 |  |  | 2,677,436 |  |  | $ | 8.85 |  |  |  | 6.1 |  |  | $ | 4,914,601 |
Exercisable at 6/30/15 |  |  | 1,597,238 |  |  | $ | 10.18 |  |  |  | 4.3 |  |  | $ | 2,250,093 |
|  | Twelve Months Ended June 30, 2014 |
|  | Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (years) |  |  | Aggregate Intrinsic Value |
Outstanding at 6/30/13 |  |  | 2,341,150 |  |  | $ | 9.95 |  |  |  | 5.6 |  |  | $ | 1,544,896 |
Granted |  |  | 436,000 |  |  | $ | 7.24 |  |  |  |  |  |  |  |  |
Forfeitures |  |  | (39,050 | ) |  | $ | 11.59 |  |  |  |  |  |  |  |  |
Exercised |  |  | (60,636 | ) |  | $ | 6.22 |  |  |  |  |  |  |  |  |
Outstanding at 6/30/14 |  |  | 2,677,464 |  |  | $ | 9.57 |  |  |  | 5.4 |  |  | $ | 1,674,010 |
Exercisable at 6/30/14 |  |  | 1,874,326 |  |  | $ | 10.74 |  |  |  | 4.0 |  |  | $ | 750,925 |
|  | Twelve Months Ended June 30, 2013 |
|  | Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (years) |  |  | Aggregate Intrinsic Value |
Outstanding at 6/30/12 |  |  | 2,006,250 |  |  | $ | 10.64 |  |  |  | 5.8 |  |  | $ | 654,747 |
Granted |  |  | 414,750 |  |  | $ | 6.58 |  |  |  |  |  |  |  |  |
Forfeitures |  |  | (44,350 | ) |  | $ | 13.61 |  |  |  |  |  |  |  |  |
Exercised |  |  | (35,500 | ) |  | $ | 4.93 |  |  |  |  |  |  |  |  |
Outstanding at 6/30/13 |  |  | 2,341,150 |  |  | $ | 9.95 |  |  |  | 5.6 |  |  | $ | 1,544,896 |
Exercisable at 6/30/13 |  |  | 1,643,050 |  |  | $ | 11.34 |  |  |  | 4.6 |  |  | $ | 524,522 |
Schedule of Nonvested Share Activity [Table Text Block] |
|  |  |  |  |  | Weighted-Average |
|  |  |  |  |  | Grant Date |
|  | Shares |  |  | Fair Value |
Non-vested at June 30, 2014 |  |  | 803,138 |  |  | $ | 2.39 |
Granted |  |  | 734,323 |  |  | $ | 3.27 |
Vested |  |  | (355,513 | ) |  | $ | 2.31 |
Forfeited |  |  | (101,750 | ) |  | $ | 2.64 |
Non-vested at June 30, 2015 |  |  | 1,080,198 |  |  | $ | 2.99 |

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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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