Summary of Significant Accounting Policies - Revenue Recognition (Details)	12 Months Ended
Dec. 31, 2022 USD ($) item agreement	Dec. 31, 2021 USD ($)
Disaggregation of Product Revenue
Number of distribution agreements \| agreement	2
Mytesi
Disaggregation of Product Revenue
Product revenue	$ 11,700,000	$ 4,300,000
Number of specialty pharmacies. \| item	5
Mytesi \| Specialty Pharmacies
Disaggregation of Product Revenue
Product revenue	$ 10,300,000	993,000
Canalevia-CA1
Disaggregation of Product Revenue
Product revenue	167,000	0
Neonorm
Disaggregation of Product Revenue
Product revenue	$ 48,000	$ 62,000

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
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+ Details