Stock Based Compensation (Tables)

12 Months Ended

Dec. 31, 2018

Stock Based Compensation [Abstract]

Summary of Stock Option Activity

	2018					2017
		Weighted					Weighted
		Average		Average			Average		Average
		Exercise		Intrinsic			Exercise		Intrinsic
	Options	Price		Value		Options	Price		Value
Outstanding, beginning of year	212,725	$	20.76			225,669	$	19.46
Granted	28,900		32.34			34,750		32.81
Exercised	(28,275)		18.39			(44,219)		23.53
Forfeited	(4,650)		27.08			(3,475)		21.71
Outstanding, end of year	208,700	$	22.54	$	2,182,537	212,725	$	20.76	$	2,604,097
Exercisable, end of year	179,800	$	20.97	$	2,163,463	177,975	$	18.41	$	2,597,494

Schedule of Fair Value Assumptions

	Years Ended December 31,
	2018		2017
Dividend yield		3.72%		3.89%
Expected life		10 years		10 years
Expected volatility		29.10%		29.11%
Risk-free interest rate		2.68%		2.41%
Weighted average fair value of options granted	$	7.18	$	6.83

Schedule of Outstanding Stock Options

		Average				Average
	Options	Exercise		Remaining	Options	Exercise
	Outstanding	Price		Life, Years	Exercisable	Price
	14,775	$	17.33	1.0	14,775	$	17.33
	14,025		16.83	2.0	14,025		16.83
	18,825		16.65	3.0	18,825		16.65
	26,400		18.03	4.0	26,400		18.03
	1,650		18.36	4.0	1,650		18.36
	3,000		19.30	4.8	3,000		19.30
	25,375		17.93	5.0	25,375		17.93
	12,000		19.39	5.9	12,000		19.39
	13,500		19.03	6.9	13,500		19.03
	18,500		22.37	8.0	18,500		22.37
	31,750		32.81	9.0	31,750		32.81
	28,900		32.34	10.0	-		-
Total	208,700				179,800

Summary of Restricted Stock Activity

	2018		2017
		Weighted-Average		Weighted-Average
	Number of	Grant Date	Number of	Grant Date
	Shares	Fair Value	Shares	Fair Value
Non-vested, beginning of year	30,415	$24.46	28,035	$20.64
Granted	13,100	32.34	9,400	32.81
Vested	(8,900)	23.00	(7,020)	20.37
Forfeited	-	-	-	-
Non-vested at December 31	34,615	$27.82	30,415	$24.46