Annual report pursuant to Section 13 and 15(d)

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

v3.10.0.1
Income Taxes (Reconciliation of Statutory Federal Income Tax Rate to Effective Rate) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Income Tax Contingency [Line Items]      
Settlements $ 319 $ 0 $ 0
Provision for federal income taxes at the statutory rate 21.00% 35.00% 35.00%
State and local income taxes, net of federal benefit 2.00% 0.40% 1.50%
Non-U.S. income taxes at different rates (0.10%) (7.80%) (5.80%)
Foreign tax credits (0.00%) (0.10%) (3.00%)
effective income tax rate reconciliation, foreign deferred tax asset, percent (0.00%) (3.00%) (2.50%)
Reduction of uncrecognized tax benefits 0.40% 0.00% 0.00%
Research credits (0.60%) (0.70%) (0.80%)
Reduction of valuation allowance 0.40% (0.00%) (0.00%)
Excess tax benefits from stock plans (1.40%) (2.30%) (2.10%)
Other 0.70% 0.50% 0.50%
Actual provision for income taxes 22.40% 22.00% 22.80%
Reduction of U.S. federal corporate tax rate (0.40%) 5.60% 0.00%
Transition tax on foreign earnings 1.50% 18.70% 0.00%
Deferred tax liability associated with future repatriations 0.50% 8.90% 0.00%
Foreign tax credits (0.20%) 2.70% 0.00%
Provision for income taxes related to the TCJA 1.40% 35.90% 0.00%
Scenario, Adjustment      
Income Tax Contingency [Line Items]      
Actual provision for income taxes 23.80% 57.90% 22.80%