Income Taxes (Details Textual) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Income Taxes Textual [Abstract]          
Federal statutory rate 35.00%        
Deferred tax assets, valuation allowance $ 1,798 $ 1,753      
Change in valuation allowance 45 45      
Cash held by foreign entities permanently reinvested 5,036        
Tax contingency 1,001 460      
Unrecognized tax benefits 1,001 460 61    
Unrecognized tax benefits that would impact effective tax rate 959        
Income Tax Interest and Penalties 38 32 0    
Income taxes payable       146 146
HzO, Inc          
Income Taxes Textual [Abstract]          
Deferred tax assets, valuation allowance $ 1,520 $ 1,483