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Note 16 - Equity (Details Textual) $ / shares in Units, $ in Thousands				1 Months Ended	3 Months Ended		12 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	Mar. 31, 2025 USD ($) $ / shares shares	Mar. 31, 2024 USD ($) $ / shares	Dec. 31, 2023 shares	Dec. 31, 2024 $ / shares shares	Oct. 05, 2023 USD ($)
Preferred Stock, Shares Outstanding, Ending Balance (in shares)					27,413,098			27,413,098
Preferred Stock, Shares Authorized (in shares)					50,000,000			50,000,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares					$ 0.001			$ 0.001
Preferred Stock, Shares Issued, Total (in shares)					27,413,098			27,413,098
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)							0
Sale of Stock, Maximum Shares Permitted by SEC \| $									$ 4,712
Sale of Stock, Commission, Percent									2.50%
Additional Paid-in Capital [Member]
Minority Interest, Increase (Decrease) Related to Units of Consolidated Subsidiary \| $					$ 502	$ 447
AOCI Attributable to Parent [Member]
Minority Interest, Increase (Decrease) Related to Units of Consolidated Subsidiary \| $					(13)	(10)
Noncontrolling Interest [Member]
Minority Interest, Increase (Decrease) Related to Units of Consolidated Subsidiary \| $					$ (489)	$ (437)
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
O 2024 Q1 Dividends [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share) \| $ / shares						$ 0.25
Dividends Payable, Date to be Paid						Apr. 05, 2024
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
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
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