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Debt Financing and Revolving Credit Facilities (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2024
Dec. 31, 2023
May 31, 2023
Line of Credit Facility [Line Items]      
Common stock, par value $ 0.01 $ 0.01  
Preferred stock, par value $ 0.01 $ 0.01  
Revolving loan, interest rate 1.50%    
Long-Term Line of Credit $ 30,002 $ 29,415  
Common stock 18,345,488 17,903,437  
Current portion of long-term debt $ 30,002 $ 29,415  
Maximum      
Line of Credit Facility [Line Items]      
Aggregate principal amount $ 45,000    
Series C Preferred Stock [Member]      
Line of Credit Facility [Line Items]      
Preferred stock, shares issued 85,412 85,412 85,412
Preferred stock, par value $ 0.01 $ 0.01 $ 0.01