Property and Equipment (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 14,959 $ 10,782
Less accumulated depreciation (7,659) (5,778)
Net property and equipment 7,300 5,004
Computer equipment and software    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 2,627 1,519
Computer equipment and software | Minimum [Member]    
Property, Plant and Equipment [Line Items]    
Useful Lives 3 years  
Computer equipment and software | Maximum [Member]    
Property, Plant and Equipment [Line Items]    
Useful Lives 5 years  
Equipment and molds    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 8,238 5,173
Equipment and molds | Minimum [Member]    
Property, Plant and Equipment [Line Items]    
Useful Lives 3 years  
Equipment and molds | Maximum [Member]    
Property, Plant and Equipment [Line Items]    
Useful Lives 10 years  
Furniture and fixtures    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 770 778
Useful Lives 7 years  
Automobiles    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 234 201
Useful Lives 5 years  
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 3,090 $ 3,111
Leasehold improvements | Minimum [Member]    
Property, Plant and Equipment [Line Items]    
Useful Lives 1 year  
Leasehold improvements | Maximum [Member]    
Property, Plant and Equipment [Line Items]    
Useful Lives 4 years 9 months