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           2. Liquidity and Financial Condition (Details Narrative) (USD $) 
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        3 Months Ended | |||
|---|---|---|---|---|
| 
           Jun. 30, 2012 
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           Jun. 30, 2011 
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           Apr. 22, 2012 
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           Mar. 31, 2012 
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      |
| Liquidity And Financial Condition Details Narrative | ||||
| Net income | $ 445,000 | $ (2,175,000) | ||
| Accumulated deficit | 131,869,000 | |||
| Working capital | 3,086,000 | |||
| Common stock issued to investors | 2,360,001 | |||
| Issue of Series A 0% Convertible Preferred Stock | 1,000 | |||
| Issue of warrants to purchase common stock | 3,471,112 | |||
| Common stock issuable upon conversion of the Series A Preferred Stock | 1,111,111 | |||
| Exercise price of warrants | $ 1.18 | |||
| Warrants exercise term | 2 years 6 months | |||
| Gross proceeds from the sale of securities | 3,124,000 | |||
| Net proceeds from the sale of securities | 2,832,000 | |||
| Placement agent commissions | $ 218,680 | |||
| Shares to be converted to common stock | 1,000 | |||
| X | ||||||||||
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- Definition 
          Accumulated Deficit. No definition available. 
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- Definition 
          Common Stock Issuable Upon Conversion Of Series Preferred Stock. No definition available. 
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- Definition 
          common stock issued to investors No definition available. 
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- Definition 
          Investment Warrants Exercise Price. No definition available. 
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- Definition 
          Issue Of Warrants To Purchase Common Stock. No definition available. 
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- Details 
          
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- Definition 
          Net Proceeds From Sale Of Securities. No definition available. 
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| X | ||||||||||
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- Definition 
          placement agent commissions No definition available. 
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| X | ||||||||||
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- Definition 
          Warrants Exercise Term. No definition available. 
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| X | ||||||||||
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- Definition 
          Working Capital. No definition available. 
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| X | ||||||||||
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- Definition 
          The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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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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| X | ||||||||||
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- Definition 
          Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Definition 
          The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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