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Intangible Assets, Net - Schedule of Estimated Amortization Expense of Intangible Assets Succeeding Years (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract]    
2018 $ 15,073  
2019 20,043  
2020 19,878  
2021 19,867  
2022 19,742  
2023 and thereafter 158,799  
Definite-lived intangible assets, net $ 253,402 $ 258,438