Net Income (Loss) Per Common Share (Details) (USD $)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Dec. 31, 2010
Reconciliation of the numerator and denominator used in computing basic and diluted net loss per common share            
Net income (loss) attributable to Snap Interactive Inc. shareholders $ 302,306 $ 121,185 $ (3,727,553) $ (50,328) $ (1,593,173) $ (1,167,070)
Net income (loss) allocated to participating securities 35,591 1,739          
Net income (loss) attributable to Snap Interactive Inc. common shareholders – basic $ 266,715 $ 119,446 $ (3,727,553) $ (50,328)    
Average number of common shares outstanding – basic 38,593,304 37,718,256 38,584,641 37,484,089 37,619,208 33,053,030
Dilutive effect of equity awards 1,091,830 4,605,714          
Average number of common shares outstanding – diluted 39,685,134 42,323,970 38,584,641 37,484,089 37,619,208 33,053,030
Net income (loss) per common share attributable to Snap Interactive, Inc. common shareholders:            
Basic $ 0.01 $ 0.00 $ (0.10) $ 0.00 $ (0.04) $ (0.04)
Diluted $ 0.01 $ 0.00 $ (0.10) $ 0.00 $ (0.04) $ (0.04)