Note 3 - Investments (Tables)

12 Months Ended

Jun. 30, 2025

Notes Tables

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

	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

	June 30, 2024
			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	$	-	$	-	$	-	$	-
Equities - International		435		-		-		435
Exchange Traded Funds - Crypto & digital asset		-		-		-		-
Exchange Traded Funds - Global equity		-		-		-		-
Exchange Traded Funds - Option strategy & income		-		-		-		-
Mutual funds - Fixed income		9,644		-		-		9,644
Mutual funds - Global equity		806		-		-		806
Total equity securities		10,885		-		-		10,885
Debt securities:
Corporate debt securities		208		-		-		208
Total investments in trading securities:		11,093		-		-		11,093
Investments in available-for-sale debt securities:
Corporate debt securities - Convertible debentures		-		-		4,414		4,414
Total investments carried at fair value on a recurring basis:	$	11,093	$	-	$	4,414	$	15,507
Investments carried at fair value on a nonrecurring basis:
Other investments (1)	$	-	$	-	$	600	$	600

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, 2025
	Investments in
(dollars in thousands)	debt securities
Beginning Balance	$	4,414
Principal maturities		(3,000	)
Amortization of day one premium		(92	)
Accretion of bifurcation discount		271
Total gains or losses included in:
Net Investment Income (Loss)		598
Other Comprehensive Income (Loss)		(615	)
Ending Balance	$	1,576

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	%

	June 30, 2024
(dollars in thousands)	Fair Value		Principal Valuation Techniques	Unobservable Inputs
Investments in available-for-sale debt securities:
Corporate debt securities - convertible debentures	$	4,414	Binomial lattice model	Volatility	95.0	%
				Credit Spread	8.2	%
				Risk-Free Rate	4.1	%

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

	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, 2024
(dollars in thousands)	Cost		Unrealized Gains (Losses)			Fair Value
Trading securities at fair value
Equity securities:
Equities - Domestic	$	45	$	(45	)	$	-
Equities - International		762		(327	)		435
Exchange Traded Funds - Crypto & digital asset		-		-			-
Exchange Traded Funds - Global equity		-		-			-
Exchange Traded Funds - Option strategy & income		-		-			-
Mutual funds - Fixed income		9,869		(225	)		9,644
Mutual funds - Global equity		929		(123	)		806
Total equity securities at fair value		11,605		(720	)		10,885
Debt securities:
Corporate debt securities		215		(7	)		208
Total trading securities at fair value	$	11,820	$	(727	)	$	11,093

	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, 2024
(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	$	6,204	$	740	$	-	$	(2,530	)	$	4,414	$	-

	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

	June 30, 2024
(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	$	(132	)	$	868	$	-	$	-	$	868

Schedule of Derivative Instruments [Table Text Block]

	June 30, 2025		June 30, 2024
	Other Assets		Other Assets
(dollars in thousands)	Investments in available-for-sale debt securities		Investments in available-for-sale debt securities
Embedded Derivatives:
Equity price risk exposure	$	-	$	12

	Year Ended June 30,
	2025			2024
	Other Income (Loss)			Other Income (Loss)
(dollars in thousands)	Net Investment Income (Loss)			Net Investment Income (Loss)
Embedded Derivatives:
Equity price risk exposure	$	(12	)	$	(102	)

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

	Year Ended			Year Ended
(dollars in thousands)	June 30, 2025			June 30, 2024
Beginning Balance	$	132		$	-
Impact of ASU 2016-13 adoption		-			232
Provision for credit losses - reversal (1)		(80	)		(100	)
Ending Balance	$	52		$	132

Investments Classified by Contractual Maturity Date [Table Text Block]

	June 30, 2025
	Available-for-sale		Held-to-maturity
	debt securities		debt securities
	Convertible		Due after one year
(dollars in thousands)	debentures (1)		through five years
Amortized Cost	$	3,993	$	1,000
Fair Value	$	1,576	$	948

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

	Year Ended June 30,
(dollars in thousands)	2025			2024
Other Investments
Carrying value	$	1,349		$	1,687
Upward carrying value changes	$	24		$	-
Downward carrying value changes/impairments	$	(362	)	$	(1,274	)

Investment Income [Table Text Block]

	Year Ended June 30,
(dollars in thousands)		2025			2024
Net Investment Income (Loss)
Realized gains (losses) on equity securities	$	(192	)	$	(6,845	)
Realized gains (losses) on debt securities		610			1,140
Unrealized gains (losses) on equity securities		(89	)		5,669
Unrealized gains (losses) on debt securities		(146	)		(7	)
Unrealized gains (losses) on embedded derivatives		(12	)		(102	)
Unrealized gains (losses) on cash equivalents		10			(1	)
Dividend and interest income		2,191			2,411
Realized foreign currency gains (losses)		21			(121	)
Total Net Investment Income (Loss)	$	2,393		$	2,144

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

	Year Ended June 30,
(dollars in thousands)		2025			2024
Unrealized gains and losses for securities held at the reporting date:
Equity securities:
Net gains and losses recognized during the period	$	(281	)	$	(1,176	)
Less: Net gains and losses recognized during the period on securities sold during the period		(17	)		(266	)
Unrealized gains and losses recognized during the reporting period on securities still held at the reporting date (1)	$	(264	)	$	(910	)
Debt securities classified as trading:
Net gains and losses recognized during the period	$	(146	)		(7	)
Less: Net gains and losses recognized during the period on securities sold during the period		-			-
Unrealized gains and losses recognized during the reporting period on securities still held at the reporting date	$	(146	)	$	(7	)