Leases - Additional Information (Details) $ in Thousands			3 Months Ended		9 Months Ended
	Jan. 01, 2022 USD ($)	Mar. 13, 2019 USD ($) ft²	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Sep. 30, 2022 USD ($) ft²	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Leases [Line Items]
Right-of-use assets - operating leases					$ 13,042
Operating lease liability					$ 27,917
Area of building | ft²					147,215
Restricted cash					$ 14,832		$ 14,836
Weighted average remaining lease term					23 years 4 months 24 days
Weighted average discount rate					11.12%
Rent expense			$ 957	$ 0	$ 2,880	$ 760
Office, Manufacturing and Laboratory Space | Florham Park, New Jersey | Legacy Celularity
Leases [Line Items]
Area of building | ft²		147,215
Operating lease expiry year		2036
Option to renew lease for two additional term period		5 years
Operating lease commencement date		Mar. 01, 2020
Initial monthly base rent		$ 230
Restricted cash					$ 14,722		$ 14,722
Tenant improvement allowance		$ 14,722
Adjustments Due to ASC 842
Leases [Line Items]
Change in accounting principle, accounting standards update, adoption date	Jan. 01, 2022
Change in accounting principle, accounting standards update, adopted	true
Net of reduction in build-to-suit lease	$ 3,993
Right-of-use assets - operating leases	13,001
Operating lease liability	$ 27,723