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Consolidated Balance Sheets (USD $) | Sep. 30, 2014 | Sep. 30, 2013
--- | --- | ---
Current assets: |  |
Cash | $ 23,894,744 | $ 15,805,195
Accounts receivable, less allowance of $0 and $3,772 for doubtful accounts | 4,284,051 | 4,958,532
Inventories, net | 3,895,736 | 4,587,750
Prepaid expenses and other | 523,947 | 1,003,875
Total current assets | 32,598,478 | 26,355,352
Property and equipment, net | 360,084 | 237,377
Intangible assets, net | 53,835 | 51,650
Prepaid expenses and other - noncurrent | 766,423 | 914,516
Total assets | 33,778,820 | 27,558,895
Current liabilities: |  |
Accounts payable | 830,503 | 1,596,409
Accrued liabilities | 4,087,976 | 1,054,968
Total current liabilities | 4,918,479 | 2,651,377
Other liabilities - noncurrent | 157,550 | 146,109
Total liabilities | 5,076,029 | 2,797,486
Stockholders' equity: |  |
Common stock, $0.00001 par value; 50,000,000 shares authorized; 33,236,489 and 32,900,705 shares issued and outstanding, respectively | 332 | 329
Additional paid-in capital | 88,049,125 | 87,434,834
Accumulated deficit | (59,346,666) | (62,673,754)
Total stockholders' equity | 28,702,791 | 24,761,409
Total liabilities and stockholders' equity | $ 33,778,820 | $ 27,558,895

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