v3.26.3
Fair Value Measurements - Financial Assets and Liabilities Not Measured at Fair Value (Detail) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Carrying Value      
Financial assets:      
Cash and cash equivalents $ 105,957 $ 71,709 $ 53,600
Restricted cash 390,443 336,154 303,365
Investment in unconsolidated investee [1] 6,918 6,918 6,918
Total 503,318 414,781 363,883
Financial liabilities:      
Revolving line of credit 713,000 596,000 542,000
Securitization notes 3,790,960 3,029,180 2,690,330
Total 5,402,305 4,522,963 4,129,926
Carrying Value | 11.25% senior notes due 2028      
Financial liabilities:      
Senior notes 398,345 397,783 397,596
Carrying Value | 9.125% Senior Notes Due 2029      
Financial liabilities:      
Senior notes 500,000 500,000 500,000
Level 1 | Estimated Fair Value      
Financial assets:      
Cash and cash equivalents 105,957 71,709 53,600
Restricted cash 390,443 336,154 303,365
Total 496,400 407,863 356,965
Level 2 | Estimated Fair Value      
Financial liabilities:      
Securitization notes 3,784,876 3,037,390 2,696,450
Total 4,711,794 3,990,934 3,646,608
Level 2 | Estimated Fair Value | 11.25% senior notes due 2028      
Financial liabilities:      
Senior notes 413,908 422,924 426,388
Level 2 | Estimated Fair Value | 9.125% Senior Notes Due 2029      
Financial liabilities:      
Senior notes 513,010 530,620 523,770
Level 3 | Estimated Fair Value      
Financial assets:      
Investment in unconsolidated investee [1] 6,918 6,918 6,918
Total 6,918 6,918 6,918
Financial liabilities:      
Revolving line of credit 713,000 596,000 542,000
Total $ 713,000 $ 596,000 $ 542,000
[1] Investment in unconsolidated investee is included in “Other assets” in the consolidated balance sheets.