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Note 13 - Subsequent Events (Details Textual) - USD ($) $ / shares in Units, $ in Thousands					9 Months Ended
	Oct. 14, 2025	Oct. 08, 2025	Oct. 06, 2025	Oct. 01, 2025	Sep. 30, 2025	Sep. 30, 2024
Debt Conversion, Original Debt, Amount					$ 17,250	$ 0
Subsequent Event [Member] \| Hound Labs II, LLC [Member]
Subsidiary, Ownership Percentage, Noncontrolling Owner		19.10%
Subsequent Event [Member] \| Conversion of 2030 Notes Into Common Stock [Member]
Debt Conversion, Original Debt, Amount			$ 300
Debt Conversion, Converted Instrument, Shares Issued (in shares)			37,070
Debt Instrument, Convertible, Conversion Price (in dollars per share)			$ 6.75
Apkudo, Inc. [Member] \| Debt Securities [Member] \| Subsequent Event [Member]
Payments to Acquire Investments				$ 10,000
Hound Labs, Inc. [Member] \| Debt Securities [Member] \| Subsequent Event [Member]
Debt Conversion, Original Debt, Amount		$ 9,600
Hound Labs II, LLC [Member] \| Debt Securities [Member] \| Subsequent Event [Member]
Investment Owned, Balance, Principal Amount		$ 6,600
Hometeam Technologies, Inc [Member] \| Debt Securities [Member] \| Subsequent Event [Member]
Proceeds from Sale, Maturity and Collection of Investments	$ 900