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Income Taxes
9 Months Ended
Sep. 30, 2020
Income Tax Disclosure [Abstract]  
Income Taxes Income Taxes
Our income before income tax provision, income tax provision and effective tax rates were as follows:
 Three Months EndedNine Months Ended
(in thousands, except percentages)September 30,
2020
September 30,
2019
September 30,
2020
September 30,
2019
Income before income tax provision$90,144 $108,829 $236,053 $337,436 
Income tax provision14,517 19,366 17,798 51,993 
Effective tax rate16.1 %17.8 %7.5 %15.4 %

Tax expense during the nine months ended September 30, 2020 benefited from increased stock compensation benefits, many of which were recognized discretely in the first quarter.