Earnings per share ("EPS") (Tables)

6 Months Ended

Jun. 30, 2021

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 June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Weighted average common shares-basic		19,650,610		19,215,392		19,575,127		19,149,523
Effect of dilutive securities
Unexercised stock options and stock purchase plan		171,459		—		—		57,249
Unvested restricted stock awards and units		116,323		—		—		64,695
Weighted average common shares-diluted		19,938,392		19,215,392		19,575,127		19,271,467