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Commitments and Contingencies (Details) (USD $) | 0 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 25, 2011 agreement | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Commitments and Contingencies Disclosure [Abstract] |  |  |  |
Separate representation agreements | 2 |  |  |
Amount of non-refundable retainer under representation agreements, to be paid | $ 100,000 |  |  |
Potential number of warrants issued under representation agreements during 2013 and 2014 |  | 100,000 |  |
Rent expense under operating leases |  | 1,700,000 | 1,900,000 | 1,800,000
Compensation expense related to 401(k) retirement plan |  | $ 600,000 | $ 500,000 | $ 400,000
Matching 401(k) contribution |  | 0.00% |  |

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- Definition Defined Contribution Plan, Employer Matching Contribution, Percent of Match + References No definition available. + Details
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- Definition Maximum Warrants Issuable on Achievement of Certain Sales Targets + References No definition available. + Details
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- Definition The amount of the cost recognized during the period for defined contribution plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 11 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
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