Note 3 - Investments (Tables)

12 Months Ended

Jun. 30, 2026

Notes Tables

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	June 30, 2026
			Significant		Significant
			Other		Unobservable
	Quoted Prices		Inputs		Inputs
(dollars in thousands)	(Level 1)		(Level 2)		(Level 3)		Total
Investments carried at fair value on a recurring basis:
Investments in trading securities:
Equity securities:
Equities - Domestic	$	54	$	-	$	-	$	54
Equities - International		773		-		-		773
Exchange Traded Funds - Crypto & digital asset		919		-		-		919
Exchange Traded Funds - Global equity		45		-		-		45
Exchange Traded Funds - Option strategy & income		256		-		-		256
Mutual funds - Fixed income		8,871		-		-		8,871
Mutual funds - Global equity		826		-		-		826
Total investments carried at fair value on a recurring basis:	$	11,744	$	-	$	-	$	11,744
Investments carried at fair value on a nonrecurring basis:
Other investments 1	$	-	$	-	$	3,913	$	3,913

	June 30, 2025
			Significant		Significant
			Other		Unobservable
	Quoted Prices		Inputs		Inputs
(dollars in thousands)	(Level 1)		(Level 2)		(Level 3)		Total
Investments carried at fair value on a recurring basis:
Investments in trading securities:
Equity securities:
Equities - Domestic	$	27	$	-	$	-	$	27
Equities - International		426		-		-		426
Exchange Traded Funds - Crypto & digital asset		997		-		-		997
Exchange Traded Funds - Global equity		32		-		-		32
Exchange Traded Funds - Option strategy & income		111		-		-		111
Mutual funds - Fixed income		9,692		-		-		9,692
Mutual funds - Global equity		841		-		-		841
Total equity securities		12,126		-		-		12,126
Debt securities:
Corporate debt securities		62		-		-		62
Total investments in trading securities:		12,188		-		-		12,188
Investments in available-for-sale debt securities:
Corporate debt securities - Convertible debentures		-		-		1,576		1,576
Total investments carried at fair value on a recurring basis:	$	12,188	$	-	$	1,576	$	13,764
Investments carried at fair value on a nonrecurring basis:
Other investments 1	$	-	$	-	$	189	$	189

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

Changes in Level 3 Assets Measured at Fair Value on a Recurring Basis
	Year Ended June 30, 2026
	Investments in
(dollars in thousands)	debt securities
Beginning Balance	$	1,576
Principal maturities		(1,592	)
Amortization of day one premium		(16	)
Accretion of bifurcation discount		49
Total gains or losses included in:
Net Investment Income (Loss)		108
Other Comprehensive Income (Loss)		(125	)
Ending Balance	$	-

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

	June 30, 2025
(dollars in thousands)	Fair Value		Principal Valuation Techniques	Unobservable Inputs
Investments in available-for-sale debt securities:
Corporate debt securities - convertible debentures	$	1,576	Binomial lattice model	Volatility	85.0	%
				Credit Spread	6.4	%
				Risk-Free Rate	2.6	%

Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block]

	June 30, 2026
(dollars in thousands)	Cost		Unrealized Gains (Losses)			Fair Value
Trading securities at fair value
Equity securities:
Equities - Domestic	$	87	$	(33	)	$	54
Equities - International		976		(203	)		773
Exchange Traded Funds - Crypto & digital asset		1,579		(660	)		919
Exchange Traded Funds - Global equity		30		15			45
Exchange Traded Funds - Option strategy & income		341		(85	)		256
Mutual funds - Fixed income		9,064		(193	)		8,871
Mutual funds - Global equity		929		(103	)		826
Total trading securities at fair value	$	13,006	$	(1,262	)	$	11,744

	June 30, 2025
(dollars in thousands)	Cost		Unrealized Gains (Losses)			Fair Value
Trading securities at fair value
Equity securities:
Equities - Domestic	$	87	$	(60	)	$	27
Equities - International		761		(335	)		426
Exchange Traded Funds - Crypto & digital asset		967		30			997
Exchange Traded Funds - Global equity		30		2			32
Exchange Traded Funds - Option strategy & income		105		6			111
Mutual funds - Fixed income		9,869		(177	)		9,692
Mutual funds - Global equity		929		(88	)		841
Total equity securities at fair value		12,748		(622	)		12,126
Debt securities:
Corporate debt securities		215		(153	)		62
Total trading securities at fair value	$	12,963	$	(775	)	$	12,188

	June 30, 2025
(dollars in thousands)	Amortized Cost		Unrealized Gains in Other Comprehensive Income (Loss)		Unrealized Losses in Other Comprehensive Income (Loss)		Unrealized Losses in Net Investment Income (Loss) 1			Fair Value		Allowance for Credit Losses
Available-for-sale debt securities:
Corporate debt securities - Convertible debentures	$	3,993	$	125	$	-	$	(2,542	)	$	1,576	$	-

	June 30, 2026
(dollars in thousands)	Amortized Cost		Allowance for Credit Losses			Net Carrying Amount		Gross Unrecognized Holding Gains		Gross Unrecognized Holding Losses		Fair Value
Held-to-maturity debt securities 1:
Corporate debt securities	$	1,000	$	(28	)	$	972	$	-	$	-	$	972

	June 30, 2025
(dollars in thousands)	Amortized Cost		Allowance for Credit Losses			Net Carrying Amount		Gross Unrecognized Holding Gains		Gross Unrecognized Holding Losses		Fair Value
Held-to-maturity debt securities 1:
Corporate debt securities	$	1,000	$	(52	)	$	948	$	-	$	-	$	948

Schedule of Derivative Instruments [Table Text Block]

	Year Ended June 30,
	2026		2025
	Other Income (Loss)		Other Income (Loss)
(dollars in thousands)	Net Investment Income (Loss)		Net Investment Income (Loss)
Embedded Derivatives:
Equity price risk exposure	$	-	$	(12	)

Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table Text Block]

	Year Ended June 30,
(dollars in thousands)		2026			2025
Beginning Balance	$	52		$	132
Provision for credit losses - reversal 1		(24	)		(80	)
Ending Balance	$	28		$	52

Investments Classified by Contractual Maturity Date [Table Text Block]

	June 30, 2026
	Held-to-maturity
	debt securities
	Due in less than
(dollars in thousands)	one year
Amortized Cost	$	1,000
Fair Value	$	972

Equity Securities without Readily Determinable Fair Value [Table Text Block]

	Year Ended June 30,
(dollars in thousands)	2026			2025
Other Investments
Carrying value	$	4,682		$	1,349
Upward carrying value changes	$	3,272		$	24
Downward carrying value changes/impairments	$	(48	)	$	(362	)

Investment Income [Table Text Block]

	Year Ended June 30,
(dollars in thousands)		2026			2025
Net Investment Income (Loss)
Net realized gains (losses) on equity securities	$	(53	)	$	(192	)
Net realized gains (losses) on debt securities		108			610
Net realized gains (losses) on embedded derivatives		(2,542	)		-
Net unrealized gains (losses) on equity securities		2,632			(89	)
Net unrealized gains (losses) on debt securities		152			(146	)
Net unrealized gains (losses) on embedded derivatives		2,542			(12	)
Net unrealized gains (losses) on cash equivalents		11			10
Dividend and interest income		1,468			2,191
Net realized foreign currency gains (losses)		(170	)		21
Total Net Investment Income (Loss)	$	4,148		$	2,393

Unrealized Gain (Loss) on Investments [Table Text Block]

	Year Ended June 30,
(dollars in thousands)		2026			2025
Unrealized gains and losses for securities held at the reporting date:
Equity securities:
Net gains and losses recognized during the period	$	2,579		$	(281	)
Less: Net gains and losses recognized during the period on securities sold during the period		(5	)		(17	)
Unrealized gains and losses recognized during the reporting period on securities still held at the reporting date 1	$	2,584		$	(264	)
Debt securities classified as trading:
Net gains and losses recognized during the period	$	152			(146	)
Less: Net gains and losses recognized during the period on securities sold during the period		152			-
Unrealized gains and losses recognized during the reporting period on securities still held at the reporting date 2	$	-		$	(146	)