v3.26.1
Debt - Additional Information (Details) - USD ($)
6 Months Ended 12 Months Ended
Aug. 05, 2025
Oct. 18, 2024
May 21, 2021
Jun. 30, 2026
Dec. 31, 2024
Mar. 31, 2026
Dec. 31, 2025
Jun. 30, 2025
Mar. 31, 2025
Debt (Details) [Line Items]                  
Line of credit interest rate       6.75%          
Line of credit, description       As of December 31, 2024, the Revolving Loan was governed by the Sixth Amended and Restated Loan and Security Agreement (the "Sixth Amendment and Restatement"), had an aggregate commitment of $110.0 million, which may be increased to $150.0 million pursuant to its accordion feature, and had a maturity date of June 30, 2026. The Revolving Loan bore interest, payable in cash in arrears, at a per annum rate equal to the greater of (1) the Prime Rate plus the applicable margin and (2) 3.25%. The applicable margin is derived from a floating rate grid based upon the ratio of debt to book equity of CAL and increases from 0% at a ratio of 0.25 to 1 to 1.25% at a ratio of 1.5 to 1. The base interest rate in effect as of June 30, 2026 is 6.75%.          
Financing costs incurred $ 100,000     $ 547,449          
Revolving loan outstanding       91,050,000     $ 49,100,000    
Revolving loan       19,000,000          
Net borrowings and repayments       42,000,000          
Maximum capital expenditures       150,000          
Stockholders' equity       301,648,038 $ 308,958,097 $ 303,422,658 307,814,476 $ 310,028,390 $ 310,780,047
Unsecured Notes due 2028 [Member]                  
Debt (Details) [Line Items]                  
Debt issuance cost under of credit facility arrangement   $ 900,000              
Unamortized debt issuance costs       $ 547,449     665,541    
Contractual maturity date   Oct. 18, 2028              
Loan commitment   $ 50,000,000              
Contractual term   4 years              
Commitment interest rate   9.00%              
Debt to Equity Ratio of 0.25 to 1 [Member]                  
Debt (Details) [Line Items]                  
Line of credit interest rate       0.00%          
Ratio of debt to equity       0.25          
Event Of Prepayment Prior To First Anniversary Of Closing Date [Member] | Unsecured Notes due 2028 [Member]                  
Debt (Details) [Line Items]                  
Percentage of prepayment penalty   3.00%              
Event of Prepayment Prior to Second Anniversary of Closing Date [Member] | Unsecured Notes due 2028 [Member]                  
Debt (Details) [Line Items]                  
Percentage of prepayment penalty   2.00%              
Amortized Cost [Member]                  
Debt (Details) [Line Items]                  
Amortized cost       $ 216,900,000          
Minimum [Member]                  
Debt (Details) [Line Items]                  
Debt service coverage ratio       1.35          
Minimum [Member] | Unsecured Notes due 2028 [Member]                  
Debt (Details) [Line Items]                  
Stockholders' equity   $ 200,000,000              
Minimum [Member] | Debt to Equity Ratio of 0.25 to 1 [Member]                  
Debt (Details) [Line Items]                  
Line of credit interest rate     0.00%            
Ratio of debt to equity     0.25            
Maximum [Member]                  
Debt (Details) [Line Items]                  
Line of credit interest rate     3.25% 3.25%          
Leverage ratio       1.5          
Maximum [Member] | Unsecured Notes due 2028 [Member]                  
Debt (Details) [Line Items]                  
Aggregate indebtedness   $ 225,000,000              
Maximum [Member] | Debt to Equity Ratio of 1.5 to 1 [Member]                  
Debt (Details) [Line Items]                  
Line of credit interest rate     1.25% 1.25%          
Ratio of debt to equity     1.5 1.5          
Revolving Credit Facility [Member]                  
Debt (Details) [Line Items]                  
Debt, description       Additionally, the Company must comply with certain financial covenants including: (1) maximum capital expenditures of $150,000, (2) maintaining a debt service coverage ratio greater than 1.35 to 1, and (3) maintaining a leverage ratio less than 1.50 to 1. As of June 30, 2026, the Company is in compliance with all financial covenants with respect to the Revolving Loan.          
Unamortized debt issuance costs       $ 197,297     $ 246,620    
Contractual maturity date Jun. 30, 2028     Jun. 30, 2028 Jun. 30, 2026        
Revolving Credit Facility [Member] | Minimum [Member]                  
Debt (Details) [Line Items]                  
Revolving loan commitment amount       $ 110,000,000 $ 110,000,000        
Revolving Credit Facility [Member] | Maximum [Member]                  
Debt (Details) [Line Items]                  
Revolving loan commitment amount       $ 150,000,000 $ 150,000,000