Annual report pursuant to Section 13 and 15(d)

Income Taxes (Reconciliation Of Effective Tax Rate, By Percentage) (Details)

v3.20.1
Income Taxes (Reconciliation Of Effective Tax Rate, By Percentage) (Details)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Taxes [Abstract]    
Tax at U.S. statutory rate 21.00% 21.00%
State income taxes, net of federal benefit 26.20% (0.40%)
Foreign income taxes, net of foreign tax credits 98.90% (6.20%)
Other nondeductible items (2.10%) (0.60%)
Effect of increase in uncertain tax positions 17.20% (0.40%)
Change in valuation allowance (181.70%) (20.60%)
Expense of prior year tax receivable   (5.50%)
Other 14.00% 3.80%
Effective tax rate (6.50%) (8.90%)