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Shareholders' Equity (Warrants, Narrative) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2009	Dec. 31, 2006
Warrants, Issued in Consideration of 2006 Credit Facility Amendment
Class of Warrant or Right [Line Items]
Warrants, number of shares called by warrants		3,958
Warrants, exercise price		$ 9.00
Warrants, expiration date		Apr. 30, 2016
Warrants, Issued in Consideration of 2009 Credit Facility Amendment
Class of Warrant or Right [Line Items]
Warrants, number of shares called by warrants	7,500
Warrants, exercise price	$ 17.00
Warrants, expiration date	Jul. 31, 2019

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- Definition

Class of Warrant or Right, Expiration Date

+ References

No definition available.

+ Details

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Namespace Prefix:	cpix_
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Period Type:	duration

X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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