Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
	Mar. 07, 2023	Mar. 31, 2024	Mar. 31, 2023
Stockholders' Equity Note [Abstract]
Shares issued in a pre-closing funding (in shares)	3,730,608
Issue price per share (in USD per share)	$ 8.21
Sale of common stock under Open Market Sales Agreement, net of issuance costs	$ 30,600	$ 2,282
Issuance of common stock upon settlement of convertible promissory note, accrued interest, and related derivative liability (in shares)	5,059,338
Issuance of common stock upon settlement of convertible promissory note, accrued interest, and related derivative liability	$ 35,000		$ 42,447
Shares issued upon conversion of convertible preferred stock and exchangeable shares previously presented as noncontrolling interests (in shares)	18,872,711
Issuance of common stock to Sesen Bio shareholders in reverse capitalization (in shares)	10,374,272