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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2015
Income Taxes |
Schedule of differences between the carrying amount of assets and liabilities for financial reporting purposes and their respective income tax basis |
December 31 |  | 2015 |  | 2014 |
Deferred tax assets: |  |  |  |  |
Net operating loss carryforwards |  | 33,424,100 |  | 29,263,100 |
Charitable contributions |  | 500 |  | 500 |
Inventory reserves |  | 267,700 |  | 152,000 |
Amortization |  | 51,400 |  | 123,500 |
Allowance for doubtful accounts |  | 72,300 |  | 35,400 |
Stock-based compensation |  | 260,600 |  | 107,900 |
Total deferred tax assets |  | 34,076,600 |  | 29,682,400 |
Deferred tax liabilities: |  |  |  |  |
Depreciation |  | (62,400) |  | (85,700) |
Total deferred tax assets (liabilities) |  | (62,400) |  | (85,700) |
Net deferred tax assets |  | 34,014,200 |  | 29,596,700 |
Valuation allowance |  | (34,014,200) |  | (29,596,700) |

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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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