Note 2 - Investments (Tables)

3 Months Ended

Sep. 30, 2022

Notes Tables

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

	September 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	$	1,100	$	-	$	2,675	$	3,775
Mutual funds - Fixed income		11,963		-		-		11,963
Mutual funds - Global equity		608		-		-		608
Total investments in equity securities:	$	13,671	$	-	$	2,675	$	16,346
Investments in debt securities:
Available-for-sale - Convertible debentures		-		-		10,686		10,686
Total investments carried at fair value on a recurring basis:	$	13,671	$	-	$	13,361	$	27,032
Investments carried at fair value on a nonrecurring basis:
Other investments (1)	$	-	$	-	$	1,436	$	1,436

	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	$	-	$	2,643	$	3,667
Mutual funds - Fixed income		12,138		-		-		12,138
Mutual funds - Global equity		623		-		-		623
Total investments in equity securities:	$	13,785	$	-	$	2,643	$	16,428
Investments in debt securities:
Available-for-sale - Convertible debentures		-		-		11,449		11,449
Total investments carried at fair value on a recurring basis:	$	13,785	$	-	$	14,092	$	27,877
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]

	September 30, 2022
	Investments in		Investments in
(dollars in thousands)	equity securities		debt securities
Beginning Balance	$	2,643	$	11,449
Principal repayments		-		(750	)
Amortization of day one premium		-		(71	)
Accretion of bifurcation discount		-		209
Total unrealized gains or losses included in:
Investment Income (Loss)		32		469
Other Comprehensive Income (Loss)		-		(620	)
Ending Balance	$	2,675	$	10,686

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

	September 30, 2022
(dollars in thousands)	Fair Value		Principal Valuation Techniques	Unobservable Inputs
Investments in equity securities:
Common share purchase warrants	$	2,675	Option pricing model
				Volatility	92.1	%
Investments in debt securities:
Available-for-sale - Convertible debentures	$	10,686	Binomial lattice model
				Volatility	111.0	%
				Credit Adjusted Discount Rate	5.5	%

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

	September 30, 2022
(dollars in thousands)	Cost		Unrealized Gains (Losses)			Fair Value
Equity securities at fair value
Equities - International	$	6,680	$	(2,905	)	$	3,775
Equities - Domestic		45		(45	)		-
Mutual funds - Fixed income		12,313		(350	)		11,963
Mutual funds - Global equity		929		(321	)		608
Total equity securities at fair value	$	19,967	$	(3,621	)	$	16,346

	June 30, 2022
(dollars in thousands)	Cost		Unrealized Gains (Losses)			Fair Value
Equity securities at fair value
Equities - International	$	6,680	$	(3,013	)	$	3,667
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	$	(3,539	)	$	16,428

	September 30, 2022
(dollars in thousands)	Amortized Cost		Gross Unrealized Gains in Other Comprehensive Income (Loss)		Gross Unrealized Losses in Investment Loss			Fair Value
Available-for-sale - Convertible debentures (1)	$	8,433	$	4,792	$	(2,539	)	$	10,686

	June 30, 2022
(dollars in thousands)	Amortized Cost		Gross Unrealized Gains in Other Comprehensive Income (Loss)		Gross Unrealized Losses in Investment Loss			Fair Value
Available-for-sale - Convertible debentures (1)	$	8,576	$	5,412	$	(2,539	)	$	11,449

	September 30, 2022
(dollars in thousands)	Amortized Cost		Gross Unrecognized Holding Gains		Gross Unrecognized Holding Losses			Fair Value
Held-to-maturity - Debentures (1)	$	1,000	$	-	$	(202	)	$	798

	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]

	September 30, 2022
	Available-for-sale		Held-to-maturity
	debt securities		debt securities
	Convertible		Due after one year
(dollars in thousands)	debentures(1)		through five years
Net Carrying Amount	$	8,433	$	1,000
Fair Value	$	10,686	$	798

Schedule of Derivative Instruments [Table Text Block]

	September 30, 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	$	3	$	3

	Three Months Ended
	September 30,
	2022		2021
	Other Income (Loss)		Other Income (Loss)
(dollars in thousands)	Investment Loss		Investment Loss
Embedded Derivatives:
Equity price risk exposure	$	-	$	(438	)

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

	Three Months Ended
	September 30,
(dollars in thousands)	2022			2021
Other Investments
Carrying value	$	2,630		$	3,453
Upward carrying value changes	$	-		$	-
Downward carrying value changes/impairment	$	(1,839	)	$	-

Investment Income [Table Text Block]

	Three Months Ended
(dollars in thousands)	September 30,
Investment loss	2022			2021
Realized gains on equity securities	$	-		$	1,809
Realized gains on debt securities		469			602
Unrealized losses on equity securities		(1,917	)		(2,358	)
Unrealized losses on embedded derivatives		-			(438	)
Dividend and interest income		418			497
Realized foreign currency losses		(417	)		(146	)
Total Investment Loss	$	(1,447	)	$	(34	)

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

	Three Months Ended
	September 30,
(dollars in thousands)	2022			2021
Net gains (losses) recognized during the period on equity securities	$	(1,917	)	$	(549	)
Less: Net gains (losses) recognized during the period on equity securities sold during the period		-			1,809
Net unrealized gains (losses) recognized during the reporting period on equity securities still held at the reporting date (1)	$	(1,917	)	$	(2,358	)