Collaboration and License Agreements - MIT (Narrative) (Details) - Spark License Agreement - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2023
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Contractual payments defined in the Exclusive Patent License agreement	$ 0	$ 0
MIT
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Contractual payments defined in the Exclusive Patent License agreement		2,200,000
License and option agreement, payments made relative to calculated premium paid for initial equity investment made under the purchase agreement		$ 400,000