Variable Interest Entities - Schedule of Total Assets and Total Liabilities of TS Hamilton Fund (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Assets
Cash and cash equivalents	$ 1,085,038	$ 794,509
Short-term investments	2,229,198	2,260,146
Investments in Two Sigma Funds, at fair value	953,659	851,470
Receivables for investments sold	17,777	42,419
Total assets	7,349,025	6,671,355
Liabilities
Accounts payable and accrued expenses	155,684	186,887
Payables for investments purchased	55,071	66,606
Total liabilities	5,084,793	4,623,372
Short-term investments
Assets
Short-term investments	352,068	428,878
TS Hamilton Fund
Assets
Cash and cash equivalents	706,969	479,255
Investments in Two Sigma Funds, at fair value	953,659	851,470
Receivables for investments sold	13,868	41,087
Interest and dividends receivable	1,024	966
Total assets	2,023,675	1,801,656
Liabilities
Accounts payable and accrued expenses	178	191
Withdrawal payable	75,797	6,480
Payables for investments purchased	28,132	62,440
Total liabilities	104,107	69,111
Total net assets managed by TS Hamilton Fund	1,919,568	1,732,545
TS Hamilton Fund | Short-term investments
Assets
Short-term investments	$ 348,155	$ 428,878