Stock Option Plan (Tables)

12 Months Ended

Dec. 31, 2019

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Schedule of Weighted Average Assumption for Fair Value of Option Grant Estimated Using Black-Scholes Option Pricing Model

The fair value of each option grant was estimated on the date of grant using the Black-Scholes option pricing model with the following weighted-average assumptions presented below for 2019 and 2016.  There were no stock options granted in 2018 and 2017.

	2019			2016
Expected volatility		35.0	%		35.0	%
Expected term	6.0 years			6.0 years
Expected dividends		1.90	%	None
Risk free rate		2.66	%		1.93	%
Grant date fair value	$	6.32		$	6.76

Summary of Stock Option Plan

A summary of the status of the Company's stock option plan as of December 31, 2019 and changes during the year then ended is presented below:

						Weighted-
				Weighted-		Average
				Average		Remaining	Aggregate
				Exercise		Contractual	Intrinsic
(dollars in thousands, except for share amounts)	Shares			Price		Term	Value
Outstanding at beginning of year		1,215,097		$	12.83
Granted		76,500			18.38
Exercised		(200,629	)		13.43
Outstanding at end of year		1,090,968		$	13.11	4.07 years	$	8,790
Options exercisable		1,014,468		$	12.72	3.69 years	$	8,577