Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.8.0.1
Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Income Taxes    
Effective tax rate (as a percent) 40.20% 45.10%
Decrease in tax benefit percentage 4.90%  
Effectice Tax Benefit Percentage Decrease Due To Tax Cuts And Jobs Act 12.00%  
Excess stock based compensation recognized, percent 6.60%  
Excess tax benefits from stock compensation $ 530 $ 616