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STOCKHOLDERS' EQUITY (Details) (USD $) | 0 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 24, 2014 | Dec. 31, 2014 | Dec. 24, 2014
Class of Warrant or Right [Line Items] |  |  |  |
Underwritten public offering (in shares) | 3,500,000 us-gaap_StockIssuedDuringPeriodSharesNewIssues |  |  |
Common stock price per share (in dollars per share) | $ 4.00 us-gaap_SharePrice |  |  | $ 4.00 us-gaap_SharePrice
Warrants issued price (in dollars per share) | $ 0.01 accp_WarrantsIssuedPrice |  |  |
Warrants exercisable date |  | Dec. 18, 2015 |  |
Exercisable period of warrants | 5 years |  |  |
Gross proceeds from offering | $ 14,035,000 us-gaap_ProceedsFromIssuanceOrSaleOfEquity |  |  |
Warrants Outstanding (in shares) |  | 4,164,756 us-gaap_ClassOfWarrantOrRightOutstanding |  |
2014 December Financing [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 3,500,000 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PublicOfferingMember | [1] |
Exercise Price (in dollars per share) |  | 5.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_PublicOfferingMember | [1] |
Expiration Date |  | Dec. 24, 2019 | [1] |
2014 December Financing Agent Warrants [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 87,500 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PublicOfferingAgentWarrantsMember | [1] |
Exercise Price (in dollars per share) |  | 5.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_PublicOfferingAgentWarrantsMember | [1] |
Expiration Date |  | Dec. 18, 2019 | [1] |
2012 Series B Private Placement [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 400,001 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_SeriesBPrivatePlacementMember | [2] |
Exercise Price (in dollars per share) |  | 25.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_SeriesBPrivatePlacementMember | [2] |
Expiration Date |  | Oct. 24, 2018 | [2] |
2011 November Private Placement [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 42,898 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PrivatePlacement1Member | [3] |
Exercise Price (in dollars per share) |  | 100.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_PrivatePlacement1Member | [3] |
Expiration Date |  | 11/2010 & 30/2016 | [3] |
2011 November Private Placement [Member] | Warrants [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 37,148 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PrivatePlacement1Member / us-gaap_FinancialInstrumentAxis = us-gaap_WarrantMember |  |
Expiration Date |  | Nov. 10, 2016 |  |
2011 November Private Placement [Member] | Warrant2 [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 5,750 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PrivatePlacement1Member / us-gaap_FinancialInstrumentAxis = accp_Warrant2Member |  |
Expiration Date |  | Nov. 30, 2016 |  |
2011 November Placement Agent Warrants [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 744 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PlacementAgentWarrants1Member | [3] |
Expiration Date |  | 11/2010 & 30/2016 | [3] |
2011 November Placement Agent Warrants [Member] | Warrants [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 372 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PlacementAgentWarrants1Member / us-gaap_FinancialInstrumentAxis = us-gaap_WarrantMember |  |
Exercise Price (in dollars per share) |  | 83.50 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_PlacementAgentWarrants1Member / us-gaap_FinancialInstrumentAxis = us-gaap_WarrantMember | [3] |
2011 November Placement Agent Warrants [Member] | Warrant2 [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 372 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PlacementAgentWarrants1Member / us-gaap_FinancialInstrumentAxis = accp_Warrant2Member |  |
Exercise Price (in dollars per share) |  | 100.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_PlacementAgentWarrants1Member / us-gaap_FinancialInstrumentAxis = accp_Warrant2Member | [3] |
2010 December Registered Direct Offering [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 18,625 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_RegisteredDirectOfferingMember | [4] |
Exercise Price (in dollars per share) |  | 153.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_RegisteredDirectOfferingMember | [4] |
Expiration Date |  | Dec. 14, 2015 | [4] |
2010 January Registered Direct Offering [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 20,837 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_RegisteredDirectOffering1Member | [5] |
Exercise Price (in dollars per share) |  | 150.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_RegisteredDirectOffering1Member | [5] |
Expiration Date |  | Jan. 26, 2015 | [5] |
2010 January Placement Agent Warrants [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 2,505 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_PlacementAgentWarrants2Member | [5] |
Exercise Price (in dollars per share) |  | 187.50 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_PlacementAgentWarrants2Member | [5] |
Expiration Date |  | Jan. 26, 2015 | [5] |
2006 Convertible Note 1 [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 76,370 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_ConvertibleNote1Member | [6] |
Exercise Price (in dollars per share) |  | 66.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_ConvertibleNote1Member | [6] |
Expiration Date |  | Feb. 16, 2015 | [6] |
2006 Convertible Note 2 [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 7,729 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_ConvertibleNote2Member | [6] |
Exercise Price (in dollars per share) |  | 66.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_ConvertibleNote2Member | [6] |
Expiration Date |  | Oct. 24, 2015 | [6] |
2006 Convertible Note 3 [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants Outstanding (in shares) |  | 7,547 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_ConvertibleNote3Member | [6] |
Exercise Price (in dollars per share) |  | 66.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = accp_ConvertibleNote3Member | [6] |
Expiration Date |  | Dec. 06, 2015 | [6] |
2006 Convertible Notes [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Exercisable period of warrants |  | 6 years |  |
Warrants Outstanding (in shares) |  | 91,646 us-gaap_ClassOfWarrantOrRightOutstanding / us-gaap_ClassOfWarrantOrRightAxis = accp_ConvertibleNotesMember |  |
2006 Convertible Notes [Member] | Warrants [Member] |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Warrants extended exercisable period |  | 3 years |  |
[1] | In connection with an offering on December 24, 2014, warrants to purchase 3,500,000 share of common stock at $5.00 per share were purchased and issued for $0.01 per warrant. All of the warrants are exercisable immediately and expire on December 24, 2019. Also in connection with the offering on December 24, 2014, the underwriter received warrants to purchase 87,500 shares of common stock at $5.00 per share. The warrants are exercisable on December 18, 2015 and expire on December 18, 2019.
[2] | In connection with a private placement offering on October 25, 2012, warrants to purchase 400,001 shares of common stock at $25.00 per share were issued. All of the warrants are exercisable immediately and expire on October 24, 2018.
[3] | In connection with a private placement offering on November 10 and 30, 2011, warrants to purchase 42,898 shares of common stock at $100.00 per share were issued. All of the warrants are exercisable immediately and 37,148 warrants expire November 10, 2016 and 5,750 warrants expire November 30, 2016. Also in connection with a private placement offering on November 10 and 30, 2011, placement agent warrants to purchase 372 shares of common stock at $83.50 per share were issued. Also in connection with a private placement offering on November 10 and 30, 2011, placement agent warrants to purchase 372 shares of common stock at $100.00 per share were issued. All the placement agent warrants are exercisable immediately and 372 warrants expire November 10, 2016 and 372 warrants expire November 30, 2016.
[4] | In connection with a registered direct offering on December 14, 2010, warrants to purchase 18,625 shares of common stock at $153.00 per share were issued. All of the warrants are exercisable immediately and expire December 14, 2015.
[5] | In connection with a registered direct offering on January 26, 2010, warrants to purchase 20,837 shares of common stock at $150.00 per share were issued. All of the warrants were exercisable immediately and expired on January 26, 2015. In addition, we issued warrants for placement agent fees to purchase 2,505 shares of our common stock at an exercise price of $187.50 per share. All of the warrants were exercisable immediately and expired on January 26, 2015.
[6] | In connection with the convertible note offerings in 2006, warrants to purchase a total of 91,646 shares of common stock at $66.00 per share were issued. All of the warrants are exercisable immediately and originally were scheduled to expire six years from date of issue. On February 10, 2012 these warrants were extended an additional three years. On February 16, 201576,370 warrants expired, 7,729 warrants expire on October 24, 2015 and 7,547 warrants expire on December 6, 2015.

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