Investments - Schedule of Investment (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Investments
Investments	$ 1,108,294	$ 1,106,786
Corporate loans \| Variable Interest Entity, Primary Beneficiary
Investments
Investments	129,606	119,731
Equity securities \| Variable Interest Entity, Primary Beneficiary
Investments
Investments	1,116	949
Asset Management
Investments
Investments	24,489	29,298
Asset Management \| Consolidated Entity, Excluding Consolidated VIE
Investments
Investments	24,489	29,298
Asset Management \| Corporate loans
Investments
Investments	13,291	13,287
Asset Management \| Equity securities
Investments
Investments	6,857	10,409
Asset Management \| Equity method
Investments
Investments	4,270	5,517
Asset Management \| Derivatives
Investments
Investments	0	13
Asset Management \| Other invested assets
Investments
Investments	71	72
Insurance Solutions \| Consolidated Entity, Excluding Consolidated VIE
Investments
Investments	953,083	956,808
Insurance Solutions \| Variable Interest Entity, Primary Beneficiary
Investments
Investments	130,722	120,680
Insurance Solutions \| Consolidated Balance Including Variable Interest Entity
Investments
Investments	1,083,805	1,077,488
Insurance Solutions \| Corporate loans
Investments
Investments	126,175	124,067
Insurance Solutions \| Debt securities
Investments
Investments	608,304	632,038
Insurance Solutions \| Mortgage loans
Investments
Investments	183,676	162,566
Insurance Solutions \| Equity securities
Investments
Investments	4,465	15,053
Insurance Solutions \| Other invested assets
Investments
Investments	$ 30,463	$ 23,084