Leases - Office Leases Narrative (Details) $ in Thousands				1 Months Ended	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2022 USD ($)	Aug. 17, 2021 USD ($)	Oct. 15, 2015 USD ($)	Nov. 30, 2018 USD ($)	Sep. 30, 2022 USD ($) contract	Jun. 30, 2022 USD ($)	Sep. 30, 2021 contract	Sep. 30, 2022 USD ($) contract	Sep. 30, 2021 USD ($) contract	Dec. 31, 2021 USD ($)	Feb. 15, 2022
Lessee, Lease, Description [Line Items]
Increase to lease liability and the corresponding right-of-use asset								$ 38,956	$ 22,499
Total lease liabilities	$ 34,368				$ 34,368			34,368
Operating lease right-of-use assets	$ 34,368				$ 34,368			$ 34,368		$ 17,017
Discount rate	5.90%				5.90%			5.90%		1.70%
Letter of Credit
Lessee, Lease, Description [Line Items]
Restricted cash, cash equivalents	$ 100				$ 100			$ 100		$ 100
Office leases
Lessee, Lease, Description [Line Items]
Total lease liabilities	4,086				4,086			4,086
Operating lease right-of-use assets	4,087				$ 4,087			$ 4,087		1,978
Number of contracts | contract					3		3	3	3
Lease Agreement for Office Space in Stamford | Office leases
Lessee, Lease, Description [Line Items]
Average annual rent expense	500		$ 400
Total lease liabilities	2,200				$ 2,200			$ 2,200
Operating lease right-of-use assets	2,200				2,200			2,200
Singapore Lease Arrangement | Office leases
Lessee, Lease, Description [Line Items]
Average annual rent expense		$ 400		$ 300
Office lease, renewal term		5 years
Increase to lease liability and the corresponding right-of-use asset										$ 1,300
Discount rate		3.09%
Additional Singapore Lease Arrangement | Office leases
Lessee, Lease, Description [Line Items]
Average annual rent expense						$ 200
Office lease, renewal term						4 years 10 months 24 days
Discount rate											5.70%
Total lease liabilities	500				500			500
Operating lease right-of-use assets	$ 500				$ 500			$ 500