Income Taxes	3 Months Ended
Mar. 31, 2017
Income Taxes [Abstract]
Income Taxes	Note 3: Income taxes The Company's effective tax rate on net income before income taxes for the three months ended March 31, 2017 and 2016 was 38.8% and 39.8%, respectively. The improvement in the effective tax rate in 2017 was due to the vesting of certain incentive stock option awards that resulted in a decrease in non-deductible stock-based compensation expense. For the three months ended March 31, 2017 and 2016, the Company recorded a provision for income taxes of $5.1 million and $4.5 million, respectively. The Company records interest and penalties relating to uncertain tax positions in income tax expense. As of March 31, 2017 and 2016, the Company has not recognized any liabilities for uncertain tax positions, nor have interest and penalties related to uncertain tax positions been accrued.

Income Taxes

3 Months Ended

Mar. 31, 2017

Note 3: Income taxes

The Company's effective tax rate on net income before income taxes for the three months ended March 31, 2017 and 2016 was 38.8% and 39.8%, respectively. The improvement in the effective tax rate in 2017 was due to the vesting of certain incentive stock option awards that resulted in a decrease in non-deductible stock-based compensation expense. For the three months ended March 31, 2017 and 2016, the Company recorded a provision for income taxes of $5.1 million and $4.5 million, respectively.

The Company records interest and penalties relating to uncertain tax positions in income tax expense. As of March 31, 2017 and 2016, the Company has not recognized any liabilities for uncertain tax positions, nor have interest and penalties related to uncertain tax positions been accrued.