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v3.25.4

Related-Party Transactions - Management Agreement (Details) | 12 Months Ended
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Dec. 31, 2025 USD ($) d qtr shares | Dec. 31, 2024 USD ($) shares | Dec. 31, 2023 USD ($) shares
Related-Party Transactions |  |  |
Trading days period | d | 5 |  |
Granted (in shares) | shares | 3,753,212 |  |
Share-based expense | $ 60,967,000 | $ 59,448,000 | $ 52,949,000
Manager Equity Plan |  |  |
Related-Party Transactions |  |  |
Granted (in shares) | shares | 1,350,000 |  |
S P T Management L L C |  |  |
Related-Party Transactions |  |  |
Base management fee | 1.50% |  |
Management fee expense | $ 97,200,000 | 89,800,000 | 87,300,000
Base management fee payable | $ 25,300,000 | 23,500,000 |
Core earnings period threshold | 12 months |  |
Core earnings threshold percentage | 8.00% |  |
Core earnings threshold, number of quarters | qtr | 12 |  |
Core earnings threshold amount | $ 0 |  |
Incentive fee calculation amount | $ 0 |  |
Incentive fee calculation multiplication factor | 20.00% |  |
Rolling period | 12 months |  |
Stock value factor | 8.00% |  |
Incentive fee quarters period | qtr | 3 |  |
Percentage of installment payable in shares | 50.00% |  |
Stock ownership limit | 9.80% |  |
Accrued incentive fee | $ 13,700,000 | 35,300,000 | 35,700,000
Unpaid incentive fee | 3,500,000 | 12,700,000 |
Executive compensation expense | 6,300,000 | 5,600,000 | $ 8,000,000.0
Unpaid reimbursable compensation | $ 2,800,000 | $ 2,700,000 |
Percentage of votes needed to terminate agreement | 66.67% |  |
Termination period notice | 180 days |  |
Termination fee multiplier | 3 |  |
Termination fee period quarters | qtr | 8 |  |
Termination fee payable | $ 0 |  |
Termination period without notice | 30 days |  |
S P T Management L L C | Restricted Stock Awards |  |  |
Related-Party Transactions |  |  |
Granted (in shares) | shares | 416,780 | 924,092 | 226,955
Grant date values | $ 8,400,000 | $ 18,800,000 | $ 4,300,000
Share-based expense | $ 9,500,000 | 8,300,000 | 8,700,000
S P T Management L L C | Restricted Stock Awards | Manager Equity Plan |  |  |
Related-Party Transactions |  |  |
Vesting Period | 3 years |  |
S P T Management L L C | Employee Stock |  |  |
Related-Party Transactions |  |  |
Share-based expense | $ 0 | $ 0 | $ 0

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