Note 2 - Investments (Tables)

6 Months Ended

Dec. 31, 2022

Notes Tables

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

	December 31, 2022
			Significant		Significant
	Quoted		Other		Unobservable
	Prices		Inputs		Inputs
(dollars in thousands)	(Level 1)		(Level 2)		(Level 3)		Total
Investments carried at fair value on a recurring basis:
Investments in equity securities:
Equities - International	$	617	$	-	$	26	$	643
Mutual funds - Fixed income		11,991		-		-		11,991
Mutual funds - Global equity		630		-		-		630
Total investments in equity securities:	$	13,238	$	-	$	26	$	13,264
Investments in debt securities:
Available-for-sale - Convertible debentures		-		-		8,127		8,127
Total investments carried at fair value on a recurring basis:	$	13,238	$	-	$	8,153	$	21,391
Investments carried at fair value on a nonrecurring basis:
Other investments (1)	$	-	$	-	$	1,439	$	1,439

	June 30, 2022
			Significant		Significant
	Quoted		Other		Unobservable
	Prices		Inputs		Inputs
(dollars in thousands)	(Level 1)		(Level 2)		(Level 3)		Total
Investments carried at fair value on a recurring basis:
Investments in equity securities:
Equities - International	$	1,024	$	-	$	515	$	1,539
Mutual funds - Fixed income		12,138		-		-		12,138
Mutual funds - Global equity		623		-		-		623
Total investments in equity securities:	$	13,785	$	-	$	515	$	14,300
Investments in debt securities:
Available-for-sale - Convertible debentures		-		-		10,625		10,625
Total investments carried at fair value on a recurring basis:	$	13,785	$	-	$	11,140	$	24,925
Investments carried at fair value on a nonrecurring basis:
Other investments (1)	$	-	$	-	$	781	$	781

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

	Six Months Ended December 31, 2022
	Investments in			Investments in
(dollars in thousands)	equity securities			debt securities
Beginning Balance	$	515		$	10,625
Principal repayments		-			(1,500	)
Amortization of day one premium		-			(136	)
Accretion of bifurcation discount		-			403
Total unrealized gains or losses included in:
Investment Income (Loss)		(489	)		930
Other Comprehensive Loss		-			(2,195	)
Ending Balance	$	26		$	8,127

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

	December 31, 2022
(dollars in thousands)	Fair Value		Principal Valuation Techniques	Unobservable Inputs
Investments in equity securities:
Common share purchase warrants	$	26	Option pricing model
				Volatility	95.8	%
Investments in debt securities:
Available-for-sale - Convertible debentures	$	8,127	Binomial lattice model
				Volatility	105.1	%
				Credit Adjusted Discount Rate	15.8	%

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

	December 31, 2022
(dollars in thousands)	Cost		Unrealized Gains (Losses)			Fair Value
Equity securities at fair value
Equities - International	$	6,680	$	(6,037	)	$	643
Equities - Domestic		45		(45	)		-
Mutual funds - Fixed income		12,313		(322	)		11,991
Mutual funds - Global equity		929		(299	)		630
Total equity securities at fair value	$	19,967	$	(6,703	)	$	13,264

	June 30, 2022
(dollars in thousands)	Cost		Unrealized Gains (Losses)			Fair Value
Equity securities at fair value
Equities - International	$	6,680	$	(5,141	)	$	1,539
Equities - Domestic		45		(45	)		-
Mutual funds - Fixed income		12,313		(175	)		12,138
Mutual funds - Global equity		929		(306	)		623
Total equity securities at fair value	$	19,967	$	(5,667	)	$	14,300

	December 31, 2022
(dollars in thousands)	Amortized Cost		Gross Unrealized Gains in Other Comprehensive Income (Loss)		Gross Unrealized Losses in Investment Income (Loss)			Fair Value
Available-for-sale - Convertible debentures (1)	$	8,246	$	2,393	$	(2,512	)	$	8,127

	June 30, 2022
(dollars in thousands)	Amortized Cost		Gross Unrealized Gains in Other Comprehensive Income (Loss)		Gross Unrealized Losses in Investment Income (Loss)			Fair Value
Available-for-sale - Convertible debentures (1)	$	8,576	$	4,588	$	(2,539	)	$	10,625

	December 31, 2022
(dollars in thousands)	Amortized Cost		Gross Unrecognized Holding Gains		Gross Unrecognized Holding Losses			Fair Value
Held-to-maturity - Debentures (1)	$	1,000	$	-	$	(251	)	$	749

	June 30, 2022
(dollars in thousands)	Amortized Cost		Gross Unrecognized Holding Gains		Gross Unrecognized Holding Losses			Fair Value
Held-to-maturity - Debentures (1)	$	1,000	$	-	$	(133	)	$	867

Investments Classified by Contractual Maturity Date [Table Text Block]

	December 31, 2022
	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	$	8,246	$	1,000
Fair Value	$	8,127	$	749

Schedule of Derivative Instruments [Table Text Block]

	December 31, 2022		June 30, 2022
	Other Assets		Other Assets
	Investments in		Investments in
	available-for-sale		available-for-sale
(dollars in thousands)	debt securities		debt securities
Embedded Derivatives:
Equity price risk exposure	$	29	$	3

	Six Months Ended					Three Months Ended
	December 31,					December 31,
	2022		2021			2022		2021
	Other Income (Loss)		Other Income (Loss)			Other Income (Loss)		Other Income (Loss)
(dollars in thousands)	Investment Income (Loss)		Investment Income (Loss)			Investment Income (Loss)		Investment Income (Loss)
Embedded Derivatives:
Equity price risk exposure	$	26	$	(559	)	$	26	$	(121	)

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

	Six Months Ended					Three Months Ended
	December 31,					December 31,
(dollars in thousands)	2022			2021		2022			2021
Other Investments
Carrying value	$	2,633		$	3,551	$	2,633		$	3,551
Upward carrying value changes	$	5		$	-	$	5		$	-
Downward carrying value changes/impairment	$	(1,841	)	$	-	$	(2	)	$	-

Investment Income [Table Text Block]

	Six Months Ended						Three Months Ended
(dollars in thousands)	December 31,						December 31,
Investment income (loss)	2022			2021			2022			2021
Realized gains on equity securities	$	-			1,853		$	-		$	43
Realized gains on debt securities		905			1,170			436			569
Unrealized gains (losses) on equity securities		(2,868	)		(1,903	)		(937	)		455
Unrealized gains (losses) on embedded derivatives		26			(559	)		26			(121	)
Dividend and interest income		900			1,104			481			607
Realized foreign currency gains (losses)		(307	)		(120	)		110			26
Total Investment Income (Loss)	$	(1,344	)	$	1,545		$	116		$	1,579

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

	Six Months Ended						Three Months Ended
	December 31,						December 31,
(dollars in thousands)	2022			2021			2022			2021
Net gains and losses recognized during the period on equity securities	$	(2,868	)	$	(50	)	$	(937	)	$	498
Less: Net gains and losses recognized during the period on equity securities sold during the period		-			183			-			(1	)
Unrealized gains and losses recognized during the reporting period on equity securities still held at the reporting date (1)	$	(2,868	)	$	(233	)	$	(937	)	$	499