Common Stock and Noncontrolling Interest in Subsidiaries - Additional Information (Details) - USD ($)	1 Months Ended		3 Months Ended
	Jan. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Dividends declared			$ 0
Common stock, voting rights			Each share of common stock entitles the holder to one vote and to receive dividends when and if declared by the board of directors of the Company.
Preferred Stock, Par or Stated Value Per Share			$ 0.0001		$ 0.0001
Number of common stock exchange					200,000
Number of shares of common stock, percentage			9.99%
Increase in number of shares of preferred stock, percentage			19.99%
Shares issued			647,500		647,500
Shares sold/issued			39,343,601		45,796,449
Losses attributed to noncontrolling interests			$ (179,000)	$ (794,000)
Biotechnology Value Fund, L.P exchange agreement [Member]
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Newly designated Series A preferred stock	600,000
Preferred Stock, Par or Stated Value Per Share	$ 0.0001
Number of common stock exchange	6.5
Cullinan Amber Corp | Noncontrolling Interest in Subsidiaries
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Losses attributed to noncontrolling interests			$ 0	0
Cullinan Amber Corp | Series A Preferred Stock
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Percentage of share purchased as part of asset acquisition			94.00%
Ownership interest percentage			6.00%
Cullinan Florentine Corp | HLBV
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Losses attributed to noncontrolling interests			$ 0	0
Cullinan Florentine Corp | Series A Preferred Stock
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Percentage of share purchased as part of asset acquisition			96.00%
Ownership interest percentage			4.00%
MICA
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Purchase of convertible notes	$ 1,800,000
MICA | HLBV
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Losses attributed to noncontrolling interests			$ 200,000	500,000
MICA | Series A Preferred Stock
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Shares issued	100,000
Additional shares issued	3,800,000
Percentage of share purchased as part of asset acquisition			96.00%
Ownership interest percentage			4.00%
MICA | Series A Senior Preferred Stock
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Purchase of shares		6,700,000
MICA | Series A Senior Preferred Stock | Other Existing Investors
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Gross proceeds		$ 1,200,000
Purchase of shares		900,000
Cullinan Pearl Corp | HLBV
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Losses attributed to noncontrolling interests				(300,000)
Cullinan Pearl Corp | Note Purchase Agreement
Common Stock And Noncontrolling Interest In Subsidiaries [Line Items]
Convertible note purchased		$ 800,000		$ 800,000