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Consolidated Statements of Stockholders' (Deficit) Equity (USD $) In Thousands, except Share data | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Total
--- | --- | --- | --- | ---
Balance at Dec. 31, 2011 | $ 154 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 300,163 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | $ (298,387)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | $ 1,930 us-gaap_StockholdersEquity
Balance (in Shares) at Dec. 31, 2011 | 15,429,541 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Issuance of shares pursuant to stock awards (in Shares) | 9,420 us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Stock compensation expense |  | 343 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  | 343 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation
Issuance of stock warrants |  | 533 us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  | 533 us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued
Net Loss |  |  | (19,574)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (19,574)us-gaap_NetIncomeLoss
Balance at Dec. 31, 2012 | 154 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 301,039 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | (317,961)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (16,768)us-gaap_StockholdersEquity
Balance (in Shares) at Dec. 31, 2012 | 15,438,961 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Issuance of shares pursuant to stock awards (in Shares) | 13,795 us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Issuance of stock to lenders | 7 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 2,428 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  | 2,435 us-gaap_StockIssuedDuringPeriodValueNewIssues
Issuance of stock to lenders (in Shares) | 700,000 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Stock compensation expense |  | 512 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  | 512 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation
Net Loss |  |  | (22,677)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (22,677)us-gaap_NetIncomeLoss
Balance at Dec. 31, 2013 | 161 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 303,979 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | (340,638)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (36,498)us-gaap_StockholdersEquity
Balance (in Shares) at Dec. 31, 2013 | 16,152,756 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Issuance of shares pursuant to stock awards (in Shares) | 29,327 us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Issuance of stock to lenders | 14 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 14,443 us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  | 14,457 us-gaap_StockIssuedDuringPeriodValueNewIssues
Issuance of stock to lenders (in Shares) | 1,435,713 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Issuance of shares pursuant to warrant exercise (in Shares) | 24,441 us-gaap_StockIssuedDuringPeriodSharesOther / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Issuance of stock pursuant to bond conversion | 1 us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 310 us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  | 311 us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities
Issuance of stock pursuant to bond conversion (in Shares) | 39,037 us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |
Stock compensation expense | 1 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 872 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  | 873 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation
Net Loss |  |  | (18,881)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (18,881)us-gaap_NetIncomeLoss
Balance at Dec. 31, 2014 | $ 177 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 319,604 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | $ (359,519)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | $ (39,738)us-gaap_StockholdersEquity
Balance (in Shares) at Dec. 31, 2014 | 17,681,274 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |

X
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 + Details
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