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Consolidated Statements Changes in Equity (Capital Deficiency) (Parenthetical) (USD $)
In Thousands
9 Months Ended12 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Dec. 31, 2010
Statement of Stockholders' Equity [Abstract]   
Issuance of ordinary shares, issuance costs$ 185$ 73$ 97
Issuance of share capital and warrants, issuance costs2,835  
Issuance of warrants, issuance costs  $ 23