XML 68 R50.htm IDEA: XBRL DOCUMENT v3.25.0.1
Note 7 - Borrowings (Details Textual)
$ / shares in Units, $ in Thousands
 12 Months Ended 48 Months Ended
Apr. 17, 2025
Oct. 17, 2024
USD ($)
Jun. 21, 2024
USD ($)
Jun. 20, 2024
Jun. 19, 2024
May 06, 2024
May 24, 2023
USD ($)
Apr. 21, 2020
USD ($)
Dec. 31, 2024
USD ($)
$ / shares
Dec. 31, 2023
USD ($)
$ / shares
Dec. 31, 2022
USD ($)
$ / shares
Dec. 31, 2024
USD ($)
$ / shares
Dec. 30, 2024
$ / shares
Jun. 29, 2023
USD ($)
Nov. 09, 2022
USD ($)
Jun. 15, 2022
USD ($)
$ / shares
Dec. 31, 2021
USD ($)
$ / shares
Mar. 30, 2021
USD ($)
$ / shares
Dec. 31, 2020
USD ($)
$ / shares
Dec. 31, 2019
USD ($)
$ / shares
Aug. 13, 2019
USD ($)
Dec. 31, 2018
USD ($)
$ / shares
Dec. 31, 2017
USD ($)
$ / shares
Dec. 31, 2016
USD ($)
$ / shares
Dec. 31, 2015
USD ($)
$ / shares
Dec. 31, 2014
$ / shares
Restricted Investments                 $ 3,338 $ 2,642   $ 3,338                            
Long-Term Debt, Gross [1]                 472,078 466,000 $ 439,323 472,078         $ 260,250   $ 187,625 $ 154,375   $ 127,875 $ 95,375 $ 96,000 $ 115,546  
Debt Instrument, Face Amount                 716,078 615,000   $ 716,078                            
Proceeds from Convertible Debt                 $ 20,000 $ 0 $ 0                              
Share Price (in dollars per share) | $ / shares                 $ 8.99 $ 13.17 $ 11.6 $ 8.99         $ 15.92   $ 13.24 $ 12.93   $ 11.25 $ 11.22 $ 10.53 $ 11.73 $ 13.99
Key Facility [Member]                                                    
Line of Credit Facility, Maximum Borrowing Capacity, Accordian Feature                           $ 150,000                        
Line of Credit Facility, Maximum Borrowing Capacity                           $ 300,000                        
Line of Credit Facility, Advance Rate of Eligible Debt Investments                           60.00%                        
Long-Term Debt, Weighted Average Interest Rate, over Time                 8.48% 8.45%                                
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage                 0.75%                                  
Line of Credit Facility, Current Borrowing Capacity                 $ 150,000 $ 80,000   $ 150,000                            
Line of Credit Facility, Remaining Borrowing Capacity                 24,800 25,000   24,800                            
Long-Term Debt, Gross                 0 70,000   0                            
Debt Instrument, Face Amount                 $ 150,000 $ 150,000   $ 150,000                            
Key Facility [Member] | Prime Rate [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate       0.10% 0.25%                                          
Debt Instrument, Variable Rate                 7.50% 8.50%   7.50%                            
NYL Facility [Member]                                                    
Line of Credit Facility, Maximum Borrowing Capacity             $ 250,000 $ 100,000                                    
Line of Credit Facility, Current Borrowing Capacity                 $ 69,000 $ 69,000   $ 69,000                            
Line of Credit Facility, Remaining Borrowing Capacity                 8,400 17,400   8,400                            
Line of Credit Facility, Maximum Borrowing Capacity, Accordion Feature               $ 200,000                                    
Line of Credit Facility, Advance Rate               67.00%                                    
Line of Credit Facility, Change in Maximum Borrowing Capacity             $ 50,000                                      
Debt Instrument, Interest Rate, Stated Percentage           4.60% 4.60%                                      
Long-Term Line of Credit                 $ 181,000 $ 181,000   $ 181,000                            
Line of Credit Facility, Interest Rate at Period End                 6.47% 5.96%   6.47%                            
Restricted Investments                 $ 1,400 $ 1,400   $ 1,400                            
Long-Term Debt, Gross                 181,000 181,000   181,000                            
Debt Instrument, Face Amount                 250,000 250,000   250,000                            
NYL Facility [Member] | Three Year I Curve [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate           3.20% 3.50%                                      
Nuveen Facility [Member]                                                    
Line of Credit Facility, Maximum Borrowing Capacity, Accordian Feature     $ 200,000                                              
Line of Credit Facility, Maximum Borrowing Capacity     $ 100,000                                              
Line of Credit Facility, Current Borrowing Capacity                 25,000     25,000                            
Line of Credit Facility, Remaining Borrowing Capacity                 9,900     9,900                            
Line of Credit Facility, Advance Rate     67.50%                                              
Long-Term Line of Credit                 $ 75,000 0   $ 75,000                            
Line of Credit Facility, Interest Rate at Period End                 7.14%     7.14%                            
Restricted Investments                 $ 1,000     $ 1,000                            
Long-Term Debt, Gross                 75,000 0   75,000                            
Debt Instrument, Face Amount                 100,000 0   100,000                            
Nuveen Facility [Member] | Selected Interest Rates (Daily) [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate     3.15%                                              
Asset-backed Notes 2019 [Member]                                                    
Debt Instrument, Interest Rate, Stated Percentage                                         4.21%          
Payments of Debt Issuance Costs                   200                                
Debt Instrument, Face Amount                                         $ 160,000          
Asset-backed Notes 2022 [Member]                                                    
Debt Instrument, Interest Rate, Stated Percentage                             7.56%                      
Restricted Investments                 1,000 1,300   1,000                            
Long-Term Debt, Gross                 81,078 100,000   81,078                            
Debt Instrument, Face Amount                 81,078 100,000   81,078     $ 157,800                      
The 2026 Notes [Member]                                                    
Debt Instrument, Interest Rate, Stated Percentage                                   4.875%                
Long-Term Debt, Gross [2]                 57,500 57,500 $ 57,500 57,500         $ 57,500   $ 0 $ 0   $ 0 $ 0 $ 0 $ 0  
Debt Instrument, Face Amount                 57,500 57,500   57,500           $ 57,500                
The 2026 Notes Underwriter Option [Member]                                                    
Debt Instrument, Face Amount                                   $ 7,500                
Debt Instrument, Convertible, Conversion Price (in dollars per share) | $ / shares                                   $ 25                
The 2027 Notes [Member]                                                    
Debt Instrument, Interest Rate, Stated Percentage                               6.25%                    
Long-Term Debt, Gross [2]                 57,500 57,500 57,500 57,500         0   0 0   0 0 0 0  
Debt Instrument, Face Amount                 57,500 57,500   57,500       $ 50,000                    
The 2027 Notes Underwriter Option [Member]                                                    
Debt Instrument, Face Amount                               $ 7,500                    
Debt Instrument, Convertible, Conversion Price (in dollars per share) | $ / shares                               $ 25                    
The 2031 Convertible Notes [Member]                                                    
Debt Instrument, Interest Rate, Stated Percentage   7.125%                                                
Long-Term Debt, Gross [2]                 20,000 0 0 20,000         $ 0   $ 0 $ 0   $ 0 $ 0 $ 0 $ 0  
Debt Instrument, Face Amount   $ 20,000             $ 20,000 0   $ 20,000                            
Debt Instrument, Convertible, Conversion Price (in dollars per share) | $ / shares                 $ 10.06     $ 10.06 $ 9.06                          
Proceeds from Convertible Debt   $ 18,600                                                
Debt Instrument, Maturity Date   Oct. 17, 2031                                                
Debt Instrument, Interest Rate, Increase From Failure to Maintain Investment Rating   1.00%                                                
Debt Instrument, Interest Rate, Increase From Default   2.00%                                                
Debt Instrument, Redemption Price, Percentage   100.00%                                                
Debt Instrument, Convertible, Number of Equity Instruments                       2,207,506                            
Debt Instrument, Convertible, Maximum Beneficial Ownership Percentage   4.90%                                                
Convertible Debt                 $ 20,000 $ 0 $ 0 $ 20,000                            
The 2031 Convertible Notes [Member] | Forecast [Member]                                                    
Debt Instrument, Redemption Price, Percentage 100.00%                                                  
Minimum [Member]                                                    
Asset Coverage to Borrowings, Ratio, Percent                 150.00%                                  
Minimum [Member] | Key Facility [Member] | Prime Rate [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate       4.10% 4.25%                                          
Minimum [Member] | NYL Facility [Member] | USD Mid-market Swap Rate [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate               3.55%                                    
Minimum [Member] | Nuveen Facility [Member]                                                    
Debt Instrument, Interest Rate, Stated Percentage     5.00%                                              
Minimum [Member] | Nuveen Facility [Member] | Selected Interest Rates (Daily) [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate, Treasury Yield Maturity (Year)     3 years                                              
Maximum [Member]                                                    
Asset Coverage to Borrowings, Ratio, Percent                 171.00%                                  
Maximum [Member] | NYL Facility [Member] | USD Mid-market Swap Rate [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate               5.15%                                    
Maximum [Member] | Nuveen Facility [Member] | Selected Interest Rates (Daily) [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate, Treasury Yield Maturity (Year)     5 years                                              
Weighted Average [Member] | Nuveen Facility [Member] | Selected Interest Rates (Daily) [Member]                                                    
Debt Instrument, Basis Spread on Variable Rate, Treasury Yield Maturity (Year)     4 years 10 months 17 days                                              
[1] Total amount of senior securities outstanding at the end of the period presented.
[2] Total amount of senior securities outstanding at the end of the period presented.