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Debt - Additional Information (Details)
3 Months Ended 8 Months Ended 12 Months Ended
Feb. 28, 2023
Sep. 17, 2021
USD ($)
Aug. 27, 2021
USD ($)
Jun. 22, 2021
Feb. 09, 2021
USD ($)
Oct. 02, 2020
USD ($)
Aug. 23, 2019
USD ($)
Nov. 03, 2017
USD ($)
Aug. 04, 2017
USD ($)
Aug. 30, 2016
USD ($)
$ / shares
Mar. 31, 2023
USD ($)
$ / shares
Mar. 31, 2022
$ / shares
Mar. 01, 2022
Dec. 31, 2022
USD ($)
Debt Instrument [Line Items]                            
Debt, weighted average interest rate                     4.30% 3.20%    
Combined weighted-average interest rate                     4.19%     3.90%
Carrying value of debt                     $ 1,022,620,485     $ 944,005,814
Earnings (loss) per share, Diluted | $ / shares                     $ 0.39 $ 0.22    
Additional paid in capital                     $ 3,300,000      
Decrease in accumulated loss                     3,200,000      
Line of credit facility, maximum borrowing capacity                     1,235,224,315     1,235,172,261
Operating Facility                            
Debt Instrument [Line Items]                            
Line of credit facility, maximum borrowing capacity                     300,000,000.0      
Line of credit facility, increase                     100,000,000.0      
Line of credit facility, current borrowing capacity                     $ 400,000,000.0      
Debt instrument, starting maturity date       May 06, 2024                    
Debt instrument, ending maturity date       May 06, 2026                    
Line of credit facility, commitment fees percentage                         0.50%  
Debt instrument, accrue interest rate       2.00%                    
Funding Facility I                            
Debt Instrument [Line Items]                            
Debt instrument, maturity date                     May 31, 2023      
Line of credit facility, maximum borrowing capacity                     $ 300,000,000.0      
Line of credit facility, commitment fees percentage                     0.25%      
Line of credit facility, administrative fees percentage                     0.25%      
Line of credit facility, expiration date                     Aug. 31, 2020      
Funding Facility II                            
Debt Instrument [Line Items]                            
Debt, weighted average interest rate                     0.35%      
Rate 2.00%                          
Line of credit facility, maximum borrowing capacity                     $ 200,000,000.0      
Line of credit facility, current borrowing capacity                           $ 250,000,000.0
Line of credit facility, commitment fees percentage 0.35%                   0.35%      
Debt instrument, accrue interest rate 0.35%                          
Line of credit facility, administrative fees percentage 0.15%                   0.15%      
LIBOR | Operating Facility                            
Debt Instrument [Line Items]                            
Rate                     1.75%     1.75%
Line of credit facility, maximum borrowing capacity                     $ 300,000,000     $ 300,000,000
LIBOR | Funding Facility II                            
Debt Instrument [Line Items]                            
Rate                     2.00%     2.00%
Line of credit facility, maximum borrowing capacity                           $ 200,000,000
SOFR                            
Debt Instrument [Line Items]                            
Rate                     0.15%      
SOFR | Funding Facility II                            
Debt Instrument [Line Items]                            
Rate 0.15%                   2.00%      
Line of credit facility, maximum borrowing capacity                     $ 200,000,000      
Maximum                            
Debt Instrument [Line Items]                            
Debt, weighted average interest rate                     0.36%     0.36%
Convertible unsecured notes percentage                     97.60%      
Maximum | Operating Facility                            
Debt Instrument [Line Items]                            
Debt instrument, interest rate unused portion       0.375%                    
Maximum | Funding Facility I                            
Debt Instrument [Line Items]                            
Rate                     33.00%      
Maximum | LIBOR | Operating Facility                            
Debt Instrument [Line Items]                            
Rate       2.00%                    
Maximum | LIBOR | Funding Facility I                            
Debt Instrument [Line Items]                            
Rate                     2.35%      
Maximum | ABR Borrowings | Operating Facility                            
Debt Instrument [Line Items]                            
Rate       1.00%                    
Minimum                            
Debt Instrument [Line Items]                            
Debt, weighted average interest rate                     0.35%     0.35%
Convertible unsecured notes percentage                     2.40%      
Minimum | Operating Facility                            
Debt Instrument [Line Items]                            
Debt instrument, interest rate unused portion       0.50%                    
Minimum | Funding Facility I                            
Debt Instrument [Line Items]                            
Rate                     0.50%      
Minimum | LIBOR | Operating Facility                            
Debt Instrument [Line Items]                            
Rate       1.75%                    
Minimum | LIBOR | Funding Facility I                            
Debt Instrument [Line Items]                            
Rate                     2.00%      
Minimum | ABR Borrowings | Operating Facility                            
Debt Instrument [Line Items]                            
Rate       0.75%                    
Convertible Unsecured Notes                            
Debt Instrument [Line Items]                            
Convertible senior unsecured notes                   $ 140,000,000.0        
Debt instrument, maturity date                   Mar. 01, 2022        
Rate                   4.625%        
Debt instrument, initial conversion price | $ / shares                   $ 54.5019        
Debt instrument, conversion of common stock | $ / shares                   $ 18.35        
Debt Instrument, Convertible, Conversion Ratio                   0.100        
Debt instrument closing price common stock | $ / shares                   $ 16.68        
Earnings (loss) per share, Diluted | $ / shares                   $ 0        
SBA Debentures                            
Debt Instrument [Line Items]                            
Rate                     2.52%     2.52%
Debt instrument, par amount                     $ 150,000,000     $ 150,000,000
Debt issuance costs                     160,000,000.0      
Debt issuance regulatory capital                     $ 87,500,000      
Debt instrument, term                     10 years      
2024 Notes                            
Debt Instrument [Line Items]                            
Debt Instrument, Fair Value Disclosure                     $ 240,900,000     238,700,000
Carrying value of debt                     249,144,733     $ 248,997,527
2024 Notes | Unsecured Notes                            
Debt Instrument [Line Items]                            
Convertible senior unsecured notes             $ 150,000,000.0              
Debt instrument, maturity date             Aug. 23, 2024              
Debt instrument additional unsecured debt amount           $ 50,000,000.0 $ 50,000,000.0              
Debt instrument, frequency of periodic payment                           semi-annually
Debt instrument, par amount           $ 250,000,000.0                
2024 Notes | Unsecured Notes | Annual Rate                            
Debt Instrument [Line Items]                            
Debt instrument bore interest at an annual rate percentage             3.90%              
2026 Notes                            
Debt Instrument [Line Items]                            
Debt Instrument, Fair Value Disclosure                     290,400,000     $ 290,100,000
Carrying value of debt                     $ 326,079,582     $ 326,174,734
2026 Notes | Unsecured Notes                            
Debt Instrument [Line Items]                            
Convertible senior unsecured notes         $ 175,000,000.0                  
Debt instrument, maturity date         Feb. 09, 2026                  
Debt instrument additional unsecured debt amount     $ 150,000,000.0                      
Debt instrument, frequency of periodic payment                           semi-annually
Debt instrument, par amount     $ 325,000,000.0                      
2026 Notes | Unsecured Notes | Annual Rate                            
Debt Instrument [Line Items]                            
Debt instrument bore interest at an annual rate percentage         2.85%                  
2022 Convertible Notes                            
Debt Instrument [Line Items]                            
Debt instrument, maturity date                     Mar. 01, 2022      
Rate                           4.625%
Carrying value of debt                     $ 0.0     $ 0.0
Debt instrument, convertible amount of equity component                     3,300,000      
Debt instrument, accretion of the original issue discount percentage                           5.125%
Debt instrument, par amount                     140,000,000.0      
2022 Convertible Notes | ASU 2020-06                            
Debt Instrument [Line Items]                            
Debt instrument, convertible amount of equity component                     $ 100,000      
Amortization of original discount                           $ 0
2022 Convertible Notes | Unsecured Notes                            
Debt Instrument [Line Items]                            
Convertible senior unsecured notes                 $ 125,000,000.0          
Debt instrument, maturity date                 Aug. 11, 2022          
Debt instrument additional unsecured debt amount               $ 50,000,000.0            
Debt instrument, frequency of periodic payment                           semi-annually
Realized loss on extinguishment of debt   $ 175,000,000.0                        
Debt instrument, par amount   $ 6,200,000                        
2022 Convertible Notes | Unsecured Notes | Annual Rate                            
Debt Instrument [Line Items]                            
Debt instrument bore interest at an annual rate percentage                 4.125%          
2022 Notes                            
Debt Instrument [Line Items]                            
Debt instrument, maturity date                     Sep. 17, 2021      
Debt instrument, par amount                     $ 175,000,000.0