Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Income Taxes - Income Tax Rate Reconciliation (Details)

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Note 5 - Income Taxes - Income Tax Rate Reconciliation (Details)
9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Statutory rate 21.00%  
Noncontrolling interests (1.00%)  
Foreign earnings not subject to U.S. income tax (3.20%)  
Foreign taxes not creditable against U.S. income tax (2.90%)  
Unrecognized tax benefit 4.50%  
Return to provision adjustment (4.00%)  
Other 1.10%  
15.50% 27.40%