Acquisition of Flame Biosciences - Fair value assigned to each component of the purchase consideration (Details) $ / shares in Units, $ in Thousands	Jan. 17, 2023 USD ($) shares	Mar. 31, 2023 $ / shares	Jan. 31, 2023	Dec. 31, 2022 $ / shares
Acquisition of Flame Biosciences
Common stock, par value (in dollars per share) | $ / shares		$ 0.001		$ 0.001
Series X Preferred Shares
Acquisition of Flame Biosciences
Conversion ratio		1,000
Flame
Acquisition of Flame Biosciences
Equivalent common shares	156,485,311
Direct and incremental costs of the asset acquisition | $	$ 1,393
Total | $	$ 79,016
Flame | Warrant Liability
Acquisition of Flame Biosciences
Number of shares	65,301
Equivalent common shares	65,301
Fair Value (in thousands) | $	$ 13
Flame | Common stock
Acquisition of Flame Biosciences
Number of shares	19,729,010
Equivalent common shares	19,729,010
Fair Value (in thousands) | $	$ 9,805
Flame | Series X Preferred Shares
Acquisition of Flame Biosciences
Number of shares	136,248
Equivalent common shares	136,248,000
Fair Value (in thousands) | $	$ 67,715
Conversion ratio	1,000	1,000	1,000
Flame | Series X Preferred Shares | Warrant Liability
Acquisition of Flame Biosciences
Number of shares	443
Equivalent common shares	443,000
Fair Value (in thousands) | $	$ 90