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Revenues (Schedule of Net Product Revenues by Product) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenue from External Customer [Line Items]
Revenues	$ 45,552,587	$ 40,200,832	$ 40,376,563
Acetadote
Revenue from External Customer [Line Items]
Revenues	3,824,449	4,284,111	6,576,720
Omeclamox-Pak
Revenue from External Customer [Line Items]
Revenues	837,829	623,297	1,761,868
Kristalose
Revenue from External Customer [Line Items]
Revenues	12,895,120	12,055,625	11,455,805
Vaprisol
Revenue from External Customer [Line Items]
Revenues	936,615	1,763,874	1,576,222
Caldolor
Revenue from External Customer [Line Items]
Revenues	5,222,281	5,001,997	4,178,443
Ethyol
Revenue from External Customer [Line Items]
Revenues	12,774,831	10,545,906	10,835,038
Totect
Revenue from External Customer [Line Items]
Revenues	369,912	850,965	3,992,467
Vibativ
Revenue from External Customer [Line Items]
Revenues	$ 8,691,550	$ 5,075,057	$ 0

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+ References

No definition available.

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045

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