Annual report pursuant to Section 13 and 15(d)

Income Taxes - Reconciliation of Federal Statutory Rate to the Effective Tax Rate (Details)

v3.19.1
Income Taxes - Reconciliation of Federal Statutory Rate to the Effective Tax Rate (Details)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]    
Federal income tax rate 21.00% 34.00%
Tax Reform - Change in enacted rate 0.00% (22.20%)
Foreign rate differential 7.40% (1.20%)
State tax, net of federal benefit 0.70% 2.40%
US tax on foreign income (8.10%) 0.00%
Share-based awards compensation 2.00% 0.00%
Permanent items 0.80% 0.00%
Other 0.50% 1.80%
Change in valuation allowance (23.10%) (21.50%)
Effective income tax rate 1.20% (6.70%)