Earnings Per Share	3 Months Ended
Mar. 31, 2017
Earnings Per Share [Abstract]
Earnings Per Share	(3) Earnings Per Share Options to purchase approximately 862,000 shares of common stock that were outstanding as of March 31, 2017 were not included in the computation of earnings per share for the three-month period ended March 31, 2017, as the impact of such shares would be negligible. Options to purchase approximately 165,000 shares of common stock that were outstanding as of March 31, 2016 were not included in the computation of earnings per share for the three-month period ended March 31, 2016, as the impact of such shares would be negligible.

Earnings Per Share

3 Months Ended

Mar. 31, 2017

(3) Earnings Per Share

Options to purchase approximately 862,000 shares of common stock that were outstanding as of March 31, 2017 were not included in the computation of earnings per share for the three-month period ended March 31, 2017, as the impact of such shares would be negligible. Options to purchase approximately 165,000 shares of common stock that were outstanding as of March 31, 2016 were not included in the computation of earnings per share for the three-month period ended March 31, 2016, as the impact of such shares would be negligible.