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Note 1 - Nature of Business (Details) (USD $) | 0 Months Ended | 1 Months Ended | 12 Months Ended | 70 Months Ended |
--- | --- | --- | --- | --- | ---
Feb. 12, 2008 | Feb. 29, 2012 | Dec. 31, 2012 Founder | Dec. 31, 2008 | Dec. 31, 2012 | Dec. 31, 2011
Nature Of Business [Abstract] |  |  |  |  |  |
Number of founders |  |  | 2 |  |  |
Share exchange ratio for shareholders | 1.2053301 |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Description |  | As consideration for the Merger, as of the closing of the Merger, each issued and outstanding share of common stock of PowerVerde was converted into the right to receive 1.2053301 shares of the common stock of Vyrex and each share of VAC was converted into one share of PowerVerde common stock |  |  |  |
Number of shares held by former shareholders of PowerVerde | 24,588,734 |  | 26,011,565 |  | 26,011,565 | 25,624,565
Business combination percentage of equity shares issued by acquirer | 95.00% |  |  |  |  |
Repayment Of Acquiree Liabilities By Acquirer | Pursuant to the Merger Agreement, PowerVerde paid $233,000 in accounts payable and other liabilities owed by Vyrex |  |  |  |  |
Business Acquisition Purchase Price Allocation Accounts Payable And Other Liabilities | $ 233,000 |  |  |  |  |
Total purchase price of business combination |  |  | 3,297,200 | 401,894 | 3,297,200 |
Transaction costs related to merger |  |  |  | 60,000 |  |
Amount of promissory note |  |  | $ 180,989 | $ 200,000 | $ 271,206 |
Common stock issued for cash, net of stock issuance costs (in shares) |  |  |  | 250,000 |  |
Common stock issued for services (in shares) |  |  |  | 25,000 |  |

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