Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details 1)

v3.10.0.1
Summary of Significant Accounting Policies (Details 1) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Total revenue $ 1,858,356 $ 1,651,738 $ 4,673,933 $ 4,146,622
North America        
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Total revenue 997,550 873,062 2,724,298 2,493,101
Europe        
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Total revenue 763,680 679,168 1,227,046 1,125,274
Asia-Pacific        
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Total revenue 77,986 79,439 499,377 268,383
Other        
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]        
Total revenue $ 19,140 $ 20,069 $ 223,212 $ 259,864