Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2020

Share-based Payment Arrangement, Noncash Expense [Abstract]

Summary Of Stock Option Activity

A summary of the Company’s stock option activity and related information is presented below:

	Three months ended March 31,
	2020			2019
	Options	Weighted-Average Exercise Price		Options	Weighted-Average Exercise Price
Outstanding at January 1	46,251	$	52.74	57,972	$	51.15
Exercised	(2,650)	46.06		(5,638)	44.74
Outstanding at March 31	43,601	$	53.15	52,334	$	51.84
Exerciseable at March 31	23,730	$	49.84	14,146	$	44.70

Information regarding stock option exercises and stock-based compensation expense associated with stock options is provided in the following table (in thousands): 

	Three months ended March 31,
	2020		2019
Proceeds from stock option exercises	$	122	$	252
Intrinsic value of stock options exercised	44		177
Stock-based compensation expense associated with stock options	$	22	$	37
At period-end:	March 31, 2020
Unrecognized stock-based compensation expense associated with stock options	$	63
Weighted average period (in years) in which the above amount is expected to be
recognized	1.4

Restricted Shares Activity And Related Information

A summary of the Company’s restricted shares activity and related information is presented below:

	Three months ended March 31,
	2020			2019
	Restricted Awards	Average Market Price at Grant		Restricted Awards	Average Market Price at Grant
Outstanding at January 1	148,083	$	62.62	152,692	$	51.85
Granted	23,028	70.36		13,531	79.46
Vested	(24,910)	50.42		(23,667)	45.60
Outstanding at March 31	146,201	$	65.91	142,556	$	55.51

Information regarding stock-based compensation associated with restricted shares is provided in the following table (in thousands):

	Three months ended March 31,
	2020		2019
Stock-based compensation expense associated with restricted shares	$	629	$	434
At period-end:	March 31, 2020
Unrecognized stock-based compensation expense associated with restricted shares	$	6,009
Weighted average period (in years) in which the above amount is expected to be
recognized	3.1

Pension and Other Postretirement Benefits

The following table presents the components of the Company's net periodic benefit cost, which is included in the line item "Other Expenses" in the consolidated statements of income, (in thousands):

	Three months ended March 31,
	2020		2019
Components of net periodic cost:
Interest cost	$	112	$	174
Expected return on plan assets	(203)		(266)
Net amortization and deferral	272		285
Net Periodic Pension Cost	$	181	$	193