Earnings per share ("EPS") (Tables)

9 Months Ended

Sep. 30, 2019

Earnings Per Share [Abstract]

Schedule of Reconciliation of Weighted Average Shares Used in Diluted EPS

The following is a reconciliation of the weighted average shares used in diluted EPS computations.

	Three Months Ended September 30,				Nine Months Ended September 30,
	2019		2018		2019		2018
Weighted average common shares-basic		18,957,876		18,562,204		18,847,728		18,460,848
Effect of dilutive securities
Unexercised stock options and stock purchase plan		—		—		—		312,320
Unvested restricted stock awards and units		—		—		—		91,001
Weighted average common shares-diluted		18,957,876		18,562,204		18,847,728		18,864,169