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Revenues (Schedule of Net Product Revenues by Product) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenue from External Customer [Line Items]
Net product revenue	$ 36,683,762us-gaap_SalesRevenueGoodsNet	$ 31,100,698us-gaap_SalesRevenueGoodsNet	$ 47,944,031us-gaap_SalesRevenueGoodsNet
Product, Acetadote
Revenue from External Customer [Line Items]
Net product revenue	11,906,232us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_AcetadoteMember	18,846,753us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_AcetadoteMember	37,522,180us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_AcetadoteMember
Product, Omeclamox-Pak
Revenue from External Customer [Line Items]
Net product revenue	4,111,916us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_OmeclamoxPakMember	1,045,815us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_OmeclamoxPakMember	0us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_OmeclamoxPakMember
Product, Kristalose
Revenue from External Customer [Line Items]
Net product revenue	14,932,271us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_KristaloseMember	9,118,475us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_KristaloseMember	9,429,741us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_KristaloseMember
Product, Vaprisol
Revenue from External Customer [Line Items]
Net product revenue	3,011,997us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_VaprisolMember	0us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_VaprisolMember	0us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_VaprisolMember
Product, Caldolor
Revenue from External Customer [Line Items]
Net product revenue	$ 2,721,346us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_CaldolorMember	$ 2,089,655us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_CaldolorMember	$ 992,110us-gaap_SalesRevenueGoodsNet / us-gaap_ProductOrServiceAxis = cpix_CaldolorMember

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- Definition

Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1(a))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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