Investments - Financing Receivables By Origination year (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Asset Management
Origination Year
Total	$ 13,586	$ 13,586
Asset Management \| Level 1
Origination Year
Total	13,586	13,586
Asset Management \| Corporate loans
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	13,586
Prior	13,586	0
Total	13,586	13,586
Asset Management \| Corporate loans \| Level 1
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	13,586
Prior	13,586	0
Total	13,586	13,586
Asset Management \| Corporate loans \| Level 2
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Asset Management \| Corporate loans \| Level 3
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Asset Management \| Corporate loans \| Level 4
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Asset Management \| Corporate loans \| Level 5
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Insurance Solutions
Origination Year
Year one	32,801	44,157
Year two	38,882	30,470
Year three	25,781	25,017
Year four	22,315	56,742
Year five	54,950	11,602
Prior	15,916	3,447
Total	190,645	171,435
Insurance Solutions \| Level 1
Origination Year
Total	18,043	22,731
Insurance Solutions \| Level 2
Origination Year
Total	107,259	83,448
Insurance Solutions \| Level 3
Origination Year
Total	8,120	6,997
Insurance Solutions \| Level 4
Origination Year
Total	0	0
Insurance Solutions \| Level 5
Origination Year
Total	57,223	58,259
Insurance Solutions \| Corporate loans
Origination Year
Year one	223	48
Year two	48	596
Year three	596	74
Year four	74	17,102
Year five	17,102	0
Prior	0	0
Total	18,043	17,820
Insurance Solutions \| Corporate loans \| Level 1
Origination Year
Year one	223	48
Year two	48	596
Year three	596	74
Year four	74	17,102
Year five	17,102	0
Prior	0	0
Total	18,043	17,820
Insurance Solutions \| Corporate loans \| Level 2
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Insurance Solutions \| Corporate loans \| Level 3
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Insurance Solutions \| Corporate loans \| Level 4
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Insurance Solutions \| Corporate loans \| Level 5
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Insurance Solutions \| Commercial real estate mortgage loans
Origination Year
Year one	7,354	10,720
Year two	5,220	24,405
Year three	17,554	13,714
Year four	12,754	8,143
Year five	18,741	0
Prior	3,447	3,447
Total	65,070	60,429
Insurance Solutions \| Commercial real estate mortgage loans \| Level 1
Origination Year
Year one	0	0
Year two	0	4,910
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	4,910
Insurance Solutions \| Commercial real estate mortgage loans \| Level 2
Origination Year
Year one	7,354	4,000
Year two	5,220	15,416
Year three	17,554	11,800
Year four	10,840	3,661
Year five	3,460	0
Prior	0	0
Total	44,428	34,877
Insurance Solutions \| Commercial real estate mortgage loans \| Level 3
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	4,482
Year five	4,482	0
Prior	0	0
Total	4,482	4,482
Insurance Solutions \| Commercial real estate mortgage loans \| Level 4
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Insurance Solutions \| Commercial real estate mortgage loans \| Level 5
Origination Year
Year one	0	6,720
Year two	0	4,079
Year three	0	1,914
Year four	1,914	0
Year five	10,799	0
Prior	3,447	3,447
Total	16,160	16,160
Insurance Solutions \| Multi-family mortgage loans
Origination Year
Year one	25,224	33,389
Year two	33,614	5,469
Year three	7,631	11,229
Year four	9,487	31,497
Year five	19,107	11,602
Prior	12,469	0
Total	107,532	93,186
Insurance Solutions \| Multi-family mortgage loans \| Level 1
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Insurance Solutions \| Multi-family mortgage loans \| Level 2
Origination Year
Year one	21,586	33,389
Year two	33,614	5,469
Year three	7,631	0
Year four	0	9,715
Year five	0	0
Prior	0	0
Total	62,831	48,573
Insurance Solutions \| Multi-family mortgage loans \| Level 3
Origination Year
Year one	3,638	0
Year two	0	0
Year three	0	2,515
Year four	0	0
Year five	0	0
Prior	0	0
Total	3,638	2,515
Insurance Solutions \| Multi-family mortgage loans \| Level 4
Origination Year
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Total	0	0
Insurance Solutions \| Multi-family mortgage loans \| Level 5
Origination Year
Year one	0	0
Year two	0	0
Year three	0	8,714
Year four	9,487	21,782
Year five	19,107	11,602
Prior	12,469	0
Total	$ 41,063	$ 42,098

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