Consolidation - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Assets
Cash equivalents	$ 140,120	$ 340,276
Total assets measured at fair value	220,402	436,828
Liabilities
Total liabilities measured at fair value	114,697	20,800
Level 1
Assets
Cash equivalents	140,120	340,276
Total assets measured at fair value	217,629	434,282
Liabilities
Total liabilities measured at fair value	0	0
Level 2
Assets
Cash equivalents	0	0
Total assets measured at fair value	2,773	2,546
Liabilities
Total liabilities measured at fair value	0	0
Level 3
Assets
Cash equivalents	0	0
Total assets measured at fair value	0	0
Liabilities
Total liabilities measured at fair value	114,697	20,800
Fair Value, Measurements, Recurring | Consolidated Investment Products
Assets
Cash equivalents	103,659	86,491
Derivatives	875
Total assets measured at fair value	2,692,985	2,719,843
Liabilities
Notes payable	2,311,391	2,359,828
Derivatives	444	225
Total liabilities measured at fair value	2,311,835	2,360,053
Fair Value, Measurements, Recurring | Debt investments | Consolidated Investment Products
Assets
Investments	2,533,104	2,566,761
Fair Value, Measurements, Recurring | Equity investments | Consolidated Investment Products
Assets
Investments	55,347	66,591
Fair Value, Measurements, Recurring | Level 1 | Consolidated Investment Products
Assets
Cash equivalents	103,659	86,491
Derivatives	756
Total assets measured at fair value	159,510	152,762
Liabilities
Notes payable	0	0
Derivatives	319	225
Total liabilities measured at fair value	319	225
Fair Value, Measurements, Recurring | Level 1 | Debt investments | Consolidated Investment Products
Assets
Investments	79	91
Fair Value, Measurements, Recurring | Level 1 | Equity investments | Consolidated Investment Products
Assets
Investments	55,016	66,180
Fair Value, Measurements, Recurring | Level 2 | Consolidated Investment Products
Assets
Cash equivalents	0	0
Derivatives	119
Total assets measured at fair value	2,506,158	2,536,337
Liabilities
Notes payable	2,311,391	2,359,828
Derivatives	125	0
Total liabilities measured at fair value	2,311,516	2,359,828
Fair Value, Measurements, Recurring | Level 2 | Debt investments | Consolidated Investment Products
Assets
Investments	2,505,853	2,536,337
Fair Value, Measurements, Recurring | Level 2 | Equity investments | Consolidated Investment Products
Assets
Investments	186	0
Fair Value, Measurements, Recurring | Level 3 | Consolidated Investment Products
Assets
Cash equivalents	0	0
Derivatives	0
Total assets measured at fair value	27,317	30,744
Liabilities
Notes payable	0	0
Derivatives	0	0
Total liabilities measured at fair value	0	0
Fair Value, Measurements, Recurring | Level 3 | Debt investments | Consolidated Investment Products
Assets
Investments	27,172	30,333
Fair Value, Measurements, Recurring | Level 3 | Equity investments | Consolidated Investment Products
Assets
Investments	$ 145	$ 411