Condensed Consolidated Statements Of Operations (USD $) | 3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2011 | Sep. 30, 2010 | |
| Condensed Consolidated Statements Of Operations [Abstract] | ||||
| Revenue | $ 15,222,068 | $ 14,473,113 | $ 47,638,712 | $ 42,617,225 |
| Cost of revenue | 4,136,651 | 3,299,152 | 12,383,013 | 9,535,461 |
| Gross profit | 11,085,417 | 11,173,961 | 35,255,699 | 33,081,764 |
| Operating expenses: | ||||
| Research and development expenses | 3,069,174 | 2,937,043 | 8,892,397 | 8,017,414 |
| Selling, general and administrative expenses | 9,206,794 | 9,067,807 | 29,399,217 | 28,018,385 |
| Total operating expenses | 12,275,968 | 12,004,850 | 38,291,614 | 36,035,799 |
| Loss from operations | (1,190,551) | (830,889) | (3,035,915) | (2,954,035) |
| Other income (expense): | ||||
| Interest expense | (170,223) | (199,978) | (651,033) | (677,859) |
| Interest income | 4,775 | 5,222 | 13,427 | 18,157 |
| Other | 212,031 | (2,221) | 323,560 | (189,667) |
| Loss before income tax expense (benefit) | (1,143,968) | (1,027,866) | (3,349,961) | (3,803,404) |
| Income tax expense (benefit) | (12,368) | (1,444) | (26,074) | 237 |
| Net loss | $ (1,156,336) | $ (1,029,310) | $ (3,376,035) | $ (3,803,167) |
| Basic and diluted net loss per share | $ (0.07) | $ (0.07) | $ (0.22) | $ (0.25) |
| Weighted average shares outstanding-basic and diluted | 15,810,978 | 15,148,815 | 15,608,417 | 15,057,672 |
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- Definition The average number of shares or units issued and outstanding that are used in calculating basic and diluted EPS.
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- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
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- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The cost of borrowed funds accounted for as interest that was charged against earnings during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Income derived from investments in debt securities and on cash and cash equivalents the earnings of which reflect the time value of money or transactions in which the payments are for the use or forbearance of money. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.
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- Definition The net result for the period of deducting operating expenses from operating revenues.
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- Definition The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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