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Note 16 - Equity (Details Textual) $ / shares in Units, $ in Thousands				1 Months Ended	3 Months Ended					6 Months Ended
	Feb. 05, 2025 USD ($) $ / shares shares	Feb. 01, 2024 USD ($) $ / shares shares	Dec. 23, 2019 $ / shares shares	Feb. 25, 2025 USD ($) $ / shares shares	Jun. 30, 2025 USD ($) $ / shares shares	Mar. 31, 2025 USD ($)	Jun. 30, 2024 USD ($) shares	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Jun. 30, 2025 USD ($) $ / shares shares	Jun. 30, 2024 USD ($) shares	Dec. 31, 2024 $ / shares shares	Oct. 05, 2023 USD ($)
Preferred Stock, Shares Outstanding, Ending Balance (in shares)					27,413,098					27,413,098		27,413,098
Preferred Stock, Shares Authorized (in shares)					50,000,000					50,000,000		50,000,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares					$ 0.001					$ 0.001		$ 0.001
Preferred Stock, Shares Issued, Total (in shares)					27,413,098					27,413,098		27,413,098
Minority Interest, Increase (Decrease) Related to Units of Consolidated Subsidiary \| $					$ 10	$ (10)
Stock Issued During Period, Value, New Issues \| $								$ 154
Equity Agreement [Member] \| Northland Capital Markets [Member] \| Maximum [Member]
Aggregate Offering Price \| $													$ 75,000
Equity Distribution Agreement [Member]
Stock Issued During Period, Shares, New Issues (in shares)							13,500			0	13,500
Sale of Stock, Maximum Shares Permitted by SEC \| $													$ 4,712
Sale of Stock, Commission, Percent													2.50%
Stock Issued During Period, Value, New Issues \| $							$ 154				$ 154
Additional Paid-in Capital [Member]
Minority Interest, Increase (Decrease) Related to Units of Consolidated Subsidiary \| $					$ 10	502		198	$ 447	$ 512	645
Stock Issued During Period, Value, New Issues \| $								154
AOCI Attributable to Parent [Member]
Minority Interest, Increase (Decrease) Related to Units of Consolidated Subsidiary \| $						(13)		(4)	(10)	(13)	(14)
Noncontrolling Interest [Member]
Minority Interest, Increase (Decrease) Related to Units of Consolidated Subsidiary \| $						$ (499)		$ (194)	$ (437)	$ (499)	$ (631)
O 2025 Q2 Dividends [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share) \| $ / shares										$ 0.25
Dividends Payable, Date to be Paid										Jun. 02, 2025
O 2025 Q1 Dividends [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share) \| $ / shares										$ 0.25
Dividends Payable, Date to be Paid										Apr. 09, 2025
Executive Chairman [Member]
Number of Redeemed LLC Units	460,679	443,474
Aggregate Payable for Redeemed Units \| $	$ 457	$ 315
Redeemed LLC Units, Price Per Unit (in dollars per share) \| $ / shares	$ 0.991	$ 0.711
Executive Chairman [Member] \| Restricted LLC Units [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	1,011,000	940,669
Chief Executive Officer [Member]
Number of Redeemed LLC Units		483,301		502,053
Aggregate Payable for Redeemed Units \| $		$ 344		$ 498
Redeemed LLC Units, Price Per Unit (in dollars per share) \| $ / shares		$ 0.711		$ 0.991
Chief Executive Officer [Member] \| Restricted LLC Units [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)		540,633		610,996
Chief Executive Officer [Member] \| Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)		40,000		40,000
Series E Preferred Stock [Member]
Ratio of Shares To Vote										10
Preferred Stock, Shares Outstanding, Ending Balance (in shares)					4,983,557					4,983,557
Series F Preferred Stock [Member]
Ratio of Shares To Vote			10
Preferred Stock, Shares Authorized (in shares)			25,000,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares			$ 0.001
Preferred Stock, Shares Issued, Total (in shares)					22,429,541					22,429,541
Series F Preferred Stock [Member] \| Mr. Cohen [Member]
Stock Issued During Period, Shares, New Issues (in shares)			12,549,273
Series F Preferred Stock [Member] \| DGC Trust [Member]
Stock Issued During Period, Shares, New Issues (in shares)			9,880,268