Note 4 - Investments (Tables)

12 Months Ended

Jun. 30, 2022

Notes Tables

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

	June 30, 2022 (As Restated)
			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 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 investments1	$	-	$	-	$	781	$	781

	June 30, 2021
			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 equity securities:
Equities - International	$	2,837	$	135	$	8,026	$	10,998
Mutual funds - Fixed income		6,322		-		-		6,322
Mutual funds - Global equity		938		-		-		938
Total investments in equity securities:	$	10,097	$	135	$	8,026	$	18,258
Investments in debt securities:
Available-for-sale - Convertible debentures		-		-		17,049		17,049
Total investments carried at fair value on a recurring basis:	$	10,097	$	135	$	25,075	$	35,307
Investments carried at fair value on a nonrecurring basis:
Other investments1	$	-	$	-	$	2,554	$	2,554

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
	June 30, 2022 (As Restated)
	Investments in			Investments in
(dollars in thousands)	equity securities			debt securities
Beginning Balance	$	8,026		$	17,049
Principal repayments		-			(3,000	)
Amortization of day one premium		-			(331	)
Accretion of bifurcation discount		-			975
Total unrealized gains or losses included in:
Investment Income (Loss)		(7,511	)		(347	)
Other Comprehensive Income (Loss)		-			(3,721	)
Ending Balance	$	515		$	10,625

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

	June 30, 2022 (As Restated)
(dollars in thousands)	Fair Value		Principal Valuation Techniques	Unobservable Inputs
Investments in equity securities:
Common share purchase warrants	$	515	Option pricing model
				Volatility	103.4	%
Investments in debt securities:
Available-for-sale - Convertible debentures	$	10,625	Binomial lattice model
				Volatility	95.9	%
				Credit Adjusted Discount Rate	4.7	%

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

	June 30, 2022 (As Restated)
(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

	June 30, 2021
(dollars in thousands)	Cost		Unrealized Gains (Losses)			Fair Value
Equity securities at fair value
Equities - International	$	7,076	$	3,922		$	10,998
Equities - Domestic		45		(45	)		-
Mutual funds - Fixed income		6,313		9			6,322
Mutual funds - Global equity		929		9			938
Total equity securities at fair value	$	14,363	$	3,895		$	18,258

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

	June 30, 2021
(dollars in thousands)	Amortized Cost		Gross Unrealized Gains in Other Comprehensive Income		Gross Unrealized Losses in Investment Income (Loss)		Fair Value
Available-for-sale - Convertible debentures 1	$	8,741	$	8,308	$	-	$	17,049

	June 30, 2022
(dollars in thousands)	Amortized Cost		Gross Unrecognized Holding Gains		Gross Unrecognized Holding Losses			Fair Value
Held-to-maturity - Debentures1	$	1,000	$	-	$	(133	)	$	867

	June 30, 2021
(dollars in thousands)	Amortized Cost		Gross Unrecognized Holding Gains		Gross Unrecognized Holding Losses		Fair Value
Held-to-maturity - Debentures1	$	1,000	$	3	$	-	$	1,003

Investments Classified by Contractual Maturity Date [Table Text Block]

	June 30, 2022 (As Restated)
	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	$	8,576	$	1,000
Fair Value	$	10,625	$	867

Schedule of Derivative Instruments [Table Text Block]

	June 30, 2022		June 30, 2021
	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	$	3	$	2,542

	Year Ended June 30,
	2022			2021
	Other Income (Loss)			Other Income (Loss)
(dollars in thousands)	Investment Income (Loss)			Investment Income (Loss)
Embedded Derivatives:
Equity price risk exposure	$	(2,539	)	$	-

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

	Year Ended June 30,
(dollars in thousands)	2022			2021
Other Investments
Carrying value	$	3,992		$	3,453
Upward carrying value changes	$	187		$	1,561
Downward carrying value changes/impairments	$	(13	)	$	(164	)

Investment Income [Table Text Block]

	Year Ended June 30,
	2022			2021
(dollars in thousands)
	As Restated
Investment Income (Loss)
Realized gains on equity securities	$	1,848		$	16,566
Realized gains on debt securities		2,191			1,180
Unrealized gains (losses) on equity securities		(9,375	)		9,909
Unrealized losses on embedded derivatives		(2,539	)		-
Dividend and interest income		1,949			464
Realized foreign currency gains (losses)		(248	)		219
Total Investment Income (Loss)	$	(6,174	)	$	28,338

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

	Year Ended June 30,
	2022			2021
(dollars in thousands)
	As Restated
Net gains (losses) recognized during the period on equity securities	$	(7,527	)	$	26,475
Less: Net gains (losses) recognized during the period on equity securities sold during the period		(178	)		(20,585	)
Net unrealized gains (losses) recognized during the reporting period on equity securities still held at the reporting date1	$	(7,705	)	$	5,890