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Note 4 - Share Repurchase Program (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 8 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2019 | Jun. 30, 2019 | Jun. 30, 2019 | Nov. 01, 2018
Treasury Stock, Shares, Acquired | 0 | 267,300 | 372,974 |
Treasury Stock, Value, Acquired, Cost Method |  | $ 1,957 | $ 2,699 |
Maximum [Member] |  |  |  |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased |  |  |  | 2,500,000

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- Definition The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
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