Condensed Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
Series B preferred stock, par value (in dollars per share)	$ 0.25	$ 0.25
Series B preferred stock, shares issued (in shares)	157,756	157,756
Series B preferred stock, shares outstanding (in shares)	157,756	157,756
Series B preferred stock, liquidation preference	$ 7,889	$ 7,889
Common stock, par value (in dollars per share)	$ 0.25	$ 0.25
Common stock, shares authorized (in shares)	750,000,000	750,000,000
Common stock, shares issued (in shares)	641,254,525	640,547,918
Treasury stock cmmon Share	8,813,127	8,813,127