Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Income (Loss) Per Share (Details) - Earnings Per Share

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Note 8 - Income (Loss) Per Share (Details) - Earnings Per Share (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Income (loss) per share from continuing operations attributable to Perma-Fix Environmental Services, Inc. common stockholders        
Income (loss) from continuing operations (in Dollars) $ 2,344 $ (568) $ (3,720) $ (4,372)
Basic income (loss) per share $ 0.20 $ (0.05) $ (0.32) $ (0.39)
Diluted income (loss) per share $ 0.20 $ (0.05) $ (0.32) $ (0.39)
Loss per share from discontinued operations attributable to Perma-Fix Environmental Services, Inc. common stockholders        
Loss from discontinued operations (in Dollars) (462) (240) (1,897) (224)
Basic loss per share $ (0.04) $ (0.02) $ (0.17) $ (0.02)
Diluted loss per share $ (0.04) $ (0.02) $ (0.17) $ (0.02)
(Loss) income per share from insurance settlement of discontinued operations, net of taxes attributable to Perma-Fix Environmental Services, Inc. common stockholders        
(Loss) gain on insurance settlement of discontinued operations, net of taxes (in Dollars) $ (11)   $ 3,530  
Basic income per share     $ 0.31  
Diluted income per share     $ 0.31  
Weighted average common shares outstanding – basic (in Shares) 11,449 11,353 11,434 11,292
Potential shares exercisable under stock option plans (in Shares) 8      
Potential shares upon exercise of Warrants (in Shares) 33      
Weighted average shares outstanding – diluted (in Shares) 11,490 11,353 11,434 11,292
Upon exercise of stock options (in Shares) 207 391 207 373