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Inventories (Narrative) (Details) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Inventory [Line Items]
Inventory reserves, obsolescence and discontinuance	$ 200,000	$ 100,000
Non-current inventories	11,656,742	15,554,992
Ifetroban Clinical
Inventory [Line Items]
Non-current inventories	400,000	300,000
VIBATIV
Inventory [Line Items]
Non-current inventories	11,200,000	$ 15,300,000
VIBATIV | Finished Goods
Inventory [Line Items]
Non-current inventories	$ 2,100,000

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