Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 1)

v3.19.1
Income Taxes (Details 1)
12 Months Ended
Dec. 22, 2017
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]      
U.S. federal statutory tax rate 21.00% 21.00% 34.00%
State income taxes, net of federal benefit   1.10% 1.10%
U.S. vs. foreign tax rate differential   0.90% (8.80%)
Impact of tax law change   (3.00%)
Non-deductible expenses   (3.70%) (0.10%)
Change in valuation allowance   (19.30%) (23.20%)
Effective tax rate