Consolidated Statements of Changes in Stockholders' Equity (Unaudited) Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parenthetical) (Details) |
12 Months Ended |
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Dec. 31, 2011 | |
| Statement of Stockholders' Equity [Abstract] | |
| Stock split ratio | 0.125 |
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- References No definition available.
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| X | ||||||||||
- Definition Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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