v3.26.1
Shareholders' Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Jan. 16, 2025
May 24, 2022
Mar. 31, 2026
Mar. 31, 2025
Jun. 30, 2024
Dec. 31, 2025
Class of Stock [Line Items]            
Issuance of preferred stock (in shares)   69,141        
Preferred stock, liquidation preference per share (in dollars per share)   $ 1,000 $ 1,000     $ 1,000
Capital investment   $ 69,100        
Period after investment date with no dividend   24 months        
Annual dividend rate (percent)         2.00%  
Period after investment date for commencement of fixed dividend rate   10 years        
Minimum period for stock redemption   5 years        
Direct impact lending (percent)     60.00%      
Originations lending (percent)     0.85      
Reset dates (percent)     0.005      
Preferred stock dividends     $ 86 $ 40    
Stock repurchased and retired (in shares)     9,005     358,251
Weighted-average price of stock repurchased and retired (in dollars per share)     $ 21.45     $ 19.82
Additional stock authorized to be repurchased (in shares)     210,521     720,000
Series C Preferred Stock            
Class of Stock [Line Items]            
Period after investment date with no dividend 15 years          
Purchase option not exercised ( in years)     10 years      
Maximum            
Class of Stock [Line Items]            
Annual dividend rate (percent)   2.00%        
Minimum | Dividend rate            
Class of Stock [Line Items]            
Annual dividend rate (percent)       0.50%