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v2.4.1.9

Shareholders' Equity (Details 5) (USD $) In Thousands, except Per Share data, unless otherwise specified | 12 Months Ended | 1 Months Ended | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jan. 03, 2015 | Jul. 31, 2014 | Dec. 31, 2009 | Jan. 02, 2015 | Oct. 21, 2009 | Apr. 30, 2010
Warrants [Line Items] |  |  |  |  |  |
Share Price |  |  |  | $ 2.67 us-gaap_SharePrice | $ 1.97 us-gaap_SharePrice |
Number of shares in the money | 265 arci_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsOutstandingNumberofSharesintheMoney |  |  |  |  |
GE Common Stock Warrant |  |  |  |  |  |
Warrants [Line Items] |  |  |  |  |  |
Exercise Price of warrant |  |  |  |  | $ 0.75 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_WarrantMember | $ 0.73 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_WarrantMember
Number of shares of common stock which can be purchased |  | 0 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_WarrantMember |  |  | 248 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_WarrantMember | 254 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_WarrantMember
Warrants Fair Value |  |  |  |  | $ 479 arci_WarrantsFairValue / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_WarrantMember |
Fair value per share |  |  |  |  | $ 1.93 arci_FairValueOfCommonStock / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_WarrantMember |
Warrant exercisable period |  |  | 10 years |  |  |
Number of shares in the money |  | 0 arci_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsOutstandingNumberofSharesintheMoney / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_WarrantMember |  |  |  |
Non Employee Member Stock Warrant |  |  |  |  |  |
Warrants [Line Items] |  |  |  |  |  |
Exercise Price of warrant | 3.55 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = arci_NonEmployeeMemberMember |  |  |  |  |
Number of shares of common stock which can be purchased | 24 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = arci_NonEmployeeMemberMember |  |  |  |  |
Warrant exercisable period |  |  | 0 years |  |  |

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- 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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- 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Subparagraph 2 -Article 4 + Details
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