XML 78 R60.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Shareholders' Equity (Initial Public Offering, Preferred Stock and Common Stock, Narrative) (Details) $ / shares in Units, $ in Millions |  | 12 Months Ended
--- | --- | ---
Aug. 10, 2009 USD ($) $ / shares shares | Dec. 31, 2016 shares | Dec. 31, 2015 shares | Dec. 31, 2014 shares
Preferred Stock [Abstract] |  |  |  |
Preferred stock, shares authorized | shares |  | 20,000,000 |  |
Common stock |  |  |  |
Initial Public Offering [Abstract] |  |  |  |
Initial public offering, effective date | Aug. 10, 2009 |  |  |
Initial public offering, shares issued | shares | 5,000,000 |  |  |
Initial public offering, price per share | $ / shares | $ 17.00 |  |  |
Initial public offering, gross proceeds | $ | $ 85.0 |  |  |
Initial public offering, underwriting discounts | $ | 6.0 |  |  |
Initial public offering, issuance costs | $ | 4.2 |  |  |
Initial public offering, net proceeds | $ | $ 74.8 |  |  |
Initial public offering, number of shares common stock received in exchange for preferred stock | 2 |  |  |
Common stock |  |  |  |
Common Stock [Abstract] |  |  |  |
Share-based compensation, shares | shares |  | 223,987 | 86,102 | 15,300
Exercise of options and related tax benefit, shares | shares |  |  | 3,409 |

X
- Definition Common Stock [Abstract] + References No definition available. + Details
Name: | cpix_CommonStockAbstract
Namespace Prefix: | cpix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Initial Public Offering [Abstract] + References No definition available. + Details
Name: | cpix_InitialPublicOfferingAbstract
Namespace Prefix: | cpix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Preferred Stock [Abstract] + References No definition available. + Details
Name: | cpix_PreferredStockAbstract
Namespace Prefix: | cpix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Net of Shares for Tax Withholding + References No definition available. + Details
Name: | cpix_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodNetOfSharesForTaxWithholding
Namespace Prefix: | cpix_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Stock Issued During Period, Gross Proceeds from Initial Public Offering + References No definition available. + Details
Name: | cpix_StockIssuedDuringPeriodGrossProceedsFromInitialPublicOffering
Namespace Prefix: | cpix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Stock Issued During Period, New Shares, Underwriting Discounts + References No definition available. + Details
Name: | cpix_StockIssuedDuringPeriodNewSharesUnderwritingDiscounts
Namespace Prefix: | cpix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Stock Issued During Period, Price Per Share, New Issues + References No definition available. + Details
Name: | cpix_StockIssuedDuringPeriodPricePerShareNewIssues
Namespace Prefix: | cpix_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Stock Issued in Initial Public Offering, Number of Shares Common Stock Received for Preferred Stock Contemporareous With Offering + References No definition available. + Details
Name: | cpix_StockIssuedInInitialPublicOfferingNumberOfSharesCommonStockReceivedForPreferredStockContemporareousWithOffering
Namespace Prefix: | cpix_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfStockIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
Name: | us-gaap_PreferredStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow associated with the amount received from entity's first offering of stock to the public. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
Name: | us-gaap_ProceedsFromIssuanceInitialPublicOffering
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Date the subsidiary or equity investee issued or sold stock, in CCYY-MM-DD format. + References No definition available. + Details
Name: | us-gaap_SaleOfStockTransactionDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of new stock issued during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |