Income Taxes	9 Months Ended
Sep. 30, 2017
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes The Company recorded a tax provision of $3.1 million and $3.2 million for the three months ended September 30, 2017 and 2016, respectively. The Company's effective income tax rate was approximately 26.6% and 39.2% for the three months ended September 30, 2017 and 2016, respectively. The Company recorded a tax benefit of $(8.6) million and a tax provision of $8.4 million for the nine months ended September 30, 2017 and 2016, respectively. The Company's effective income tax rate was approximately (29.6) % and 38.7 % for the nine months ended September 30, 2017 and 2016, respectively. The Company adopted ASU 2016-09 as required on January 1, 2017. In accordance with ASU 2016-09, the Company recognized a discrete tax benefit from excess tax benefits related to stock-based compensation of $1.3 million and $19.5 million for the three months and nine months ended September 30, 2017, respectively. The standard will result in increased volatility in the Company's effective tax rate. Upon adoption of ASU 2016-09 in 2017, the Company recorded a cumulative effect adjustment to increase retained earnings by $8.4 million with a corresponding increase to deferred tax assets for the Federal and state net operating losses and tax credits attributable to excess tax benefits from stock-based compensation which had not been previously recognized as of January 1, 2017. During the three months ended September 30, 2017, with respect to excess benefits from stock-based compensation, we recorded an adjustment to decrease the aforementioned cumulative effect adjustment to retained earnings as of January 1, 2017 by $0.5 million with a corresponding decrease to deferred tax assets which resulted in a revised increase of $7.9 million to retained earnings and our deferred tax assets. As of September 30, 2017, the Company had unrecognized tax benefits of $4.5 million, of which $2.6 million, if recognized, would favorably impact the Company's effective tax rate. As of December 31, 2016, the Company had unrecognized tax benefits of $4.1 million, of which $2.4 million, if recognized, would favorably impact the Company's effective tax rate. The Company does not anticipate a material change in its unrecognized tax benefits in the next 12 months.

Income Taxes

The Company recorded a tax provision of $3.1 million and $3.2 million for the three months ended September 30, 2017 and 2016, respectively. The Company's effective income tax rate was approximately 26.6% and 39.2% for the three months ended September 30, 2017 and 2016, respectively.

The Company recorded a tax benefit of $(8.6) million and a tax provision of $8.4 million for the nine months ended September 30, 2017 and 2016, respectively. The Company's effective income tax rate was approximately (29.6) % and 38.7 % for the nine months ended September 30, 2017 and 2016, respectively.

The Company adopted ASU 2016-09 as required on January 1, 2017. In accordance with ASU 2016-09, the Company recognized a discrete tax benefit from excess tax benefits related to stock-based compensation of $1.3 million and $19.5 million for the three months and nine months ended September 30, 2017, respectively. The standard will result in increased volatility in the Company's effective tax rate. Upon adoption of ASU 2016-09 in 2017, the Company recorded a cumulative effect adjustment to increase retained earnings by $8.4 million with a corresponding increase to deferred tax assets for the Federal and state net operating losses and tax credits attributable to excess tax benefits from stock-based compensation which had not been previously recognized as of January 1, 2017. During the three months ended September 30, 2017, with respect to excess benefits from stock-based compensation, we recorded an adjustment to decrease the aforementioned cumulative effect adjustment to retained earnings as of January 1, 2017 by $0.5 million with a corresponding decrease to deferred tax assets which resulted in a revised increase of $7.9 million to retained earnings and our deferred tax assets.

As of September 30, 2017, the Company had unrecognized tax benefits of $4.5 million, of which $2.6 million, if recognized, would favorably impact the Company's effective tax rate. As of December 31, 2016, the Company had unrecognized tax benefits of $4.1 million, of which $2.4 million, if recognized, would favorably impact the Company's effective tax rate.

The Company does not anticipate a material change in its unrecognized tax benefits in the next 12 months.