XML 89 R71.htm IDEA: XBRL DOCUMENT v3.10.0.1
Income Taxes - Summary of Reconciliation of Income Tax Expense from Operations Computed at U.S. Federal Statutory Income Tax Rate to Effective Income Tax Rate (Detail)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Income Tax Disclosure [Abstract]      
Expected U.S. federal income taxes at statutory rate 21.00% 34.00% 34.00%
State and local income taxes, net of federal benefit 1.00% 4.60% 0.00%
Foreign taxes 4.70% 12.60% 0.00%
Non-deductible expenses 2.60% 1.70% 0.00%
Enactment of the Tax Cuts and Jobs Act 0.00% 65.70% 0.00%
Change in valuation allowance 0.00% (70.30%)  
Non-controlling interest (12.50%) (9.60%) 0.00%
LLC flow-through structure 0.00% (17.10%) (34.00%)
Other, net (2.10%) 0.00%  
Income tax expense 14.70% 21.60% 0.00%