Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2021

Shares awarded to non-employee directors [Line Items]

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan

The table below presents the amounts included in net income related to share-based compensation expense for the three and nine months ended September 30, 2021 and 2020:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2021		2020		2021		2020
(in thousands)
Awards to non-employee directors	$	201	$	188	$	581	$	545
Awards to key employees	1,105		1,144		4,039		3,109
Total compensation expense	1,306		1,332		4,620		3,654
Less: tax benefit	(339)		(348)		(1,200)		(955)
Share-based compensation amounts included in net income	$	967	$	984	$	3,420	$	2,699

Award to key employees [Member]

Shares awarded to non-employee directors [Line Items]

Schedule of Share-based Compensation, Activity

The table below presents the summary of the stock activity for awards to key employees for the nine months ended September 30, 2021: 

	Number of Shares	Weighted Average Fair Value
Outstanding—December 31, 2020	186,878	$	87.06
Granted	68,562	$	102.73
Vested	(53,147)	$	76.31
Expired	(852)	$	74.85
Forfeited	(5,384)	$	93.39
Outstanding—September 30, 2021	196,057	$	94.15