Business Combinations - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	Mar. 01, 2022
Business Combinations and Disposals [Line Items]
Common stock, par value (in Dollars per share)	$ 0.0001		$ 0.0001
Goodwill	$ 90,061		$ 119,694
Liabilities	206,788		202,165
Fair value of warrants	1,863		$ 3,598
Expense reduction in fair value of warrants	$ (1,735)	$ 20,932
Common stock, shares issued	165,030,414		148,921,187
Common stock, shares outstanding	165,030,414		148,921,187
Aggregate purchase price	$ 9,000
Legacy Celularity
Business Combinations and Disposals [Line Items]
Warrants outstanding to purchase shares of common stock				13,281,386
Class A Common Stock
Business Combinations and Disposals [Line Items]
Common stock, par value (in Dollars per share)	$ 0.0001		$ 0.0001