Note 15 - Capital Stock (Details Textual) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	18 Months Ended
Jun. 30, 2026	Aug. 12, 2025
Common Stock, Par or Stated Value Per Share (in dollars per share)		$ 0.001
Equity Distribution Agreement [Member]
Equity Offering, Maximum Offering Amount		$ 20
Equity Offering, Commission Percentage		3.00%
Stock Issued During Period, Shares, New Issues (in shares)	0

Number of new stock issued during the period.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 13: http://www.xbrl.org/2003/role/disclosureRef
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Reference 14: http://www.xbrl.org/2003/role/disclosureRef
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+ Details