Investment in HzO (Details Textual) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Variable Interest Entity [Line Items]      
Loss from equity method investment in HzO    $ (2,013) $ (2,866)
HzO, Inc      
Variable Interest Entity [Line Items]      
Percentage of equity method investment ownership 10.10% 15.30%  
Reduced ownership interest   20.00%  
Ownership interest, Description HzO raised an additional $20,000 in equity capital. ZAGG did not participate in the capital raise. Due to this equity raise and 2014 option exercises at HzO, ZAGG's ownership interest in HzO decreased from 15.3% at December 31, 2013 to 10.1% at December 31, 2014.    
Carrying value of the investment $ 0 $ 0