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Condensed Consolidated Statements of Equity (Parenthetical)
9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Condensed Consolidated Statements of Equity    
Issuance of common stock 7,500,000  
Issuance of shares of nonvested stock 15,000 15,000
Issuance of shares of nonvested stock, forfeitures 1,500 1,100