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Statements of Cash Flows (USD $) | 12 Months Ended
--- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2011
OPERATING ACTIVITIES |  |  |
Net loss | $ (7,275,706) | $ (7,839,996) | $ (125,057)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities: |  |  |
Stock-based compensation expense | 2,791,862 | 2,599,858 | 1,271,238
Depreciation and amortization | 323,383 | 231,981 | 179,291
Accretion and amortization on debt securities | 182,162 | 261,398 |
Provision for bad debt | (5,773) | (3,571) | 15,340
Gain on sale of property and equipment | (1,097) |  |
Non-cash interest expense on convertible debt |  |  | 384,124
Amortization of capitalized debt issuance costs |  |  | 53,945
Changes in assets and liabilities: |  |  |
Accounts receivable | (391,543) | 1,862,555 | (1,750,036)
Other assets | (213,653) | (180,367) | (181,873)
Accounts payable | 1,163,959 | 353,043 | 130,393
Accrued payroll and related taxes | 728,522 | 230,956 | 299,478
Deferred revenue | 1,214,572 | 758,855 | 41,858
Other liabilities | 868,251 | (53,476) | (2,533)
Net cash (used in) provided by operating activities | (615,061) | (1,778,764) | 316,168
INVESTING ACTIVITIES |  |  |
Purchases of investments | (4,058,975) | (12,187,523) | (10,614,723)
Sales and maturities of investments | 6,090,734 | 14,635,005 |
Purchases of property and equipment | (1,497,492) | (339,715) | (204,358)
Sale of property and equipment | 36,621 |  |
Net cash provided by (used in) investing activities | 570,888 | 2,107,767 | (10,819,081)
FINANCING ACTIVITIES |  |  |
Proceeds from the issuance of common stock, net of issuance costs of $1,245,196, $0 and $1,154,634, respectively | 16,004,797 |  | 14,595,366
Proceeds from exercise of warrants and stock options | 648,656 | 732,287 | 258,214
Principal payments on capital lease obligations | (16,914) | (14,916) |
Net cash provided by financing activities | 16,636,539 | 717,371 | 14,853,580
NET INCREASE IN CASH AND CASH EQUIVALENTS | 16,592,366 | 1,046,374 | 4,350,667
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 6,702,090 | 5,655,716 | 1,305,049
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 23,294,456 | 6,702,090 | 5,655,716
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION |  |  |
Cash paid for interest | 8,093 | 10,397 | 5,333
Cash paid for income taxes | 1,076 | 800 | 2,492
NON-CASH FINANCING AND INVESTING ACTIVITIES |  |  |
Unrealized holding gain (loss) on available for sale investments | 2,454 | 9,239 | (9,855)
Cashless exercise of option and warrants | 125 | 410 | 859
Capital lease obligations |  | 95,388 |
Conversion of debt to common stock |  |  | 1,063,926
Common Stock [Member] |  |  |
NON-CASH FINANCING AND INVESTING ACTIVITIES |  |  |
Cashless settlement of restricted stock units | $ 32 |  |

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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.5) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 5 -Article 5 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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