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Notes Payable - Narrative (Details) (Bridge Bank, N.A., USD $) |  | 3 Months Ended | 0 Months Ended |  | 3 Months Ended
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Mar. 01, 2012 Bridge Bank – Term Note Payable - March 1, 2012 Term Note Payable | Mar. 31, 2014 Bridge Bank – Revolving Credit Line - March 1, 2012 | Mar. 01, 2012 Bridge Bank – Revolving Credit Line - March 1, 2012 Line of Credit Revolving Credit Facility | Mar. 31, 2014 Bridge Bank – Revolving Credit Line - March 1, 2012 Line of Credit Revolving Credit Facility | Mar. 31, 2014 Fourth Business Financing Modification Agreement with Bridge Bank | Mar. 31, 2014 Prime Rate Fourth Business Financing Modification Agreement with Bridge Bank Minimum | Mar. 31, 2014 Prime Rate Fourth Business Financing Modification Agreement with Bridge Bank Maximum
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, face amount | $ 5,000,000 |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  | 10,000,000 |  |  |  |
Debt instrument, allowable borrowings, percentage of eligible accounts receivable |  |  | 80.00% |  |  |  |
Debt instrument, additional borrowing maximum, over eligible accounts receivable limit |  |  | 1,000,000 |  |  |  |
Period for eligible accounts receivable |  |  | 90 days |  |  |  |
Remaining borrowing capacity |  |  |  | $ 627,000 |  |  |
Debt instrument, debt service coverage ratio, minimum |  | 1.75 |  |  |  |  |
Debt instrument, ratio trailing month basis, duration |  | 3 months |  |  |  |  |
Asset coverage ratio at February 2014 |  |  |  |  | 0.70 |  |
Asset coverage ratio at March and April 2014 |  |  |  |  | 0.90 |  |
Asset coverage ratio at May, June and July 2014 |  |  |  |  | 1.00 |  |
Asset coverage ratio at August and thereafter |  |  |  |  | 1.25 |  |
Negative fluctuation forecast percentage |  |  |  |  | 20.00% |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  | 1.00% | 6.00%
Additional interest rate if default |  |  |  |  | 5.00% |  |

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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 + Details
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- Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + 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 210.5-02.19(b),22(b)) -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 19, 22 -Article 5 + Details
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