Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Goodwill and Intangible Assets (Details)

v3.8.0.1
Summary of Significant Accounting Policies - Goodwill and Intangible Assets (Details)
3 Months Ended
Mar. 31, 2018
Minimum  
Finite-Lived Intangible Assets [Line Items]  
Estimated useful life 1 year
Maximum  
Finite-Lived Intangible Assets [Line Items]  
Estimated useful life 15 years