Equity - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands			6 Months Ended
	May 18, 2022	Mar. 01, 2022	Jun. 30, 2022	May 20, 2022	Dec. 31, 2021	Jul. 16, 2021	Dec. 31, 2020
Stockholders Equity Details [Line Items]
Common stock, shares authorized			730,000,000		730,000,000
Common stock, par value (in Dollars per share)			$ 0.0001		$ 0.0001	$ 0.0001
Common stock, voting Rights			common stock are entitled to one vote per share
Preferred stock, shares authorized			10,000,000		10,000,000
Preferred stock, shares issued			0		0
Preferred stock, shares outstanding			0		0
Class of warrant or right, outstanding			33,458,560
Proceeds from PIPE financing			$ 30,000
Fair value of the warrant liability			23,427		$ 25,962		$ 76,640
Proceeds from the exercise of warrants			$ 46,489
Warrants
Stockholders Equity Details [Line Items]
Call price of public warrants			$ 0.01
Minimum prior written notice period for redemption			30 days
Description of call provision			• at any time while the Public Warrants are exercisable,   • upon not less than 30 days’ prior written notice of redemption to each Public Warrant holder,     • if, and only if, there is a current registration statement in effect with respect to the issuance of the common stock underlying such warrants at the time of redemption and for the entire 30-day trading period referred to above and continuing
May 2022 PIPE Warrants
Stockholders Equity Details [Line Items]
Class of warrant or right, outstanding			4,054,055
Exercise per share price (in Dollars per share)			$ 8.25
Warrants and rights outstanding, expire date			May 20, 2027
Exercise price			$ 8.25
May 2022 PIPE Warrants | Private Placement
Stockholders Equity Details [Line Items]
Proceeds from PIPE financing	$ 30,000
Net related cost	27,396
Reduction to additional paid in capital	2,604
Proceeds from issuance of private placement in additional paid in capital, net	$ 7,651
Exercise per share price (in Dollars per share)	$ 8.25
Warrants and rights outstanding, expire date	May 20, 2027
Term (years)	5 years
Warrants and rights issued closing date	May 20, 2022
Fair value of the warrant liability				$ 19,745
Exercise price	$ 8.25
Legacy Celularity
Stockholders Equity Details [Line Items]
Warrants outstanding to purchase shares of common stock		13,281,386
Number of shares issued		13,281,386
Issuance cost of equity		$ 15,985
Minimum | Legacy Celularity
Stockholders Equity Details [Line Items]
Exercise per share price (in Dollars per share)		$ 3.50
Exercise price		3.50
Minimum | Legacy Celularity | Preferred Stock
Stockholders Equity Details [Line Items]
Percentage of shares required for voting			50.00%
Maximum | Legacy Celularity
Stockholders Equity Details [Line Items]
Exercise per share price (in Dollars per share)		7.53
Exercise price		$ 7.53
Class A Common Stock
Stockholders Equity Details [Line Items]
Common stock, shares authorized			730,000,000
Common stock, par value (in Dollars per share)			$ 0.0001			$ 0.0001
Class of warrant or right, outstanding			33,458,560
Class A Common Stock | May 2022 PIPE Warrants | Private Placement
Stockholders Equity Details [Line Items]
Class of warrant or right, outstanding	4,054,055
Warrants outstanding to purchase shares of common stock	4,054,055
Share price (in Dollars per share)	$ 7.40
Class A Common Stock | Legacy Celularity
Stockholders Equity Details [Line Items]
Proceeds from the exercise of warrants		$ 46,485