Annual report pursuant to Section 13 and 15(d)

Intangible Assets - Indefinite Life Intangible Assets (Details)

v3.8.0.1
Intangible Assets - Indefinite Life Intangible Assets (Details) - USD ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Apr. 18, 2017
Indefinite-lived Intangible Assets [Line Items]        
Impairment of intangible assets, indefinite-lived (excluding goodwill) $ 0 $ 0 $ 0  
Automatic | Trademarks        
Indefinite-lived Intangible Assets [Line Items]        
Trademark       $ 800,000