v3.26.1
Borrowings - Contractual Maturities (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Less than 1 Year $ 4,450,671 $ 3,431,417
1 - 3 Years 3,042,261 5,130,272
3 - 5 Years 15,569,541 16,269,243
Greater than 5 Years 12,208,389 10,254,925
Total 35,270,862 35,085,857
SPV Financing Facilities | Line of Credit    
Debt Instrument [Line Items]    
Less than 1 Year 0 0
1 - 3 Years 944,245 2,105,272
3 - 5 Years 7,963,117 11,160,003
Greater than 5 Years 830,000 890,000
Total 9,737,362 14,155,275
Revolving Credit Facility | Line of Credit    
Debt Instrument [Line Items]    
Less than 1 Year 0 0
1 - 3 Years 48,016 0
3 - 5 Years 2,256,424 2,259,240
Greater than 5 Years 0 0
Total 2,304,440 2,259,240
Private Placement Bonds | Unsecured debt    
Debt Instrument [Line Items]    
Less than 1 Year 1,025,000 400,000
1 - 3 Years 350,000 975,000
3 - 5 Years 1,000,000 0
Greater than 5 Years 1,898,000 1,000,000
Total 4,273,000 2,375,000
Unsecured Notes | Unsecured debt    
Debt Instrument [Line Items]    
Less than 1 Year 2,821,300 2,174,588
1 - 3 Years 1,700,000 2,050,000
3 - 5 Years 4,350,000 2,850,000
Greater than 5 Years 1,800,000 2,400,000
Total 10,671,300 9,474,588
Debt Securitizations | Secured debt    
Debt Instrument [Line Items]    
Less than 1 Year 0 0
1 - 3 Years 0 0
3 - 5 Years 0 0
Greater than 5 Years 7,680,389 5,964,925
Total 7,680,389 5,964,925
Short-Term Borrowings    
Debt Instrument [Line Items]    
Less than 1 Year 604,371 856,829
1 - 3 Years 0 0
3 - 5 Years 0 0
Greater than 5 Years 0 0
Total $ 604,371 $ 856,829