Share-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2021

Share-Based Compensation Amounts Included in Net Income

The table below presents the amounts included in net income related to share-based compensation expense for the awards granted under the SICP for the years ended December 31, 2021, 2020 and 2019:

	For the Year Ended December 31,
	2021		2020		2019
(in thousands)
Awards to non-employee directors	$	782	$	733	$	620
Awards to key employees	5,163		4,096		3,659
Total compensation expense	5,945		4,829		4,279
Less: tax benefit	(1,535)		(1,254)		(1,117)
Share-based compensation amounts included in net income	$	4,410	$	3,575	$	3,162

Cash Proceeds Received and Tax Benefit from Share-based Payment Awards [Table Text Block]

The below table presents the number of shares withheld /and amounts remitted to taxing authorities:

	For the Year Ended December 31,
	2021		2020		2019
(amounts except shares, in thousands)
Shares withheld to satisfy tax obligations	14,020		10,319		7,635
Amounts remitted to tax authorities to satisfy obligations	$	1,478	$	977	$	692

SICP Awards to Key Employees

Summary of Stock Activity Non-employee directors

The table below presents the summary of the stock activity for awards to all officers:

	Number of Shares	Weighted Average Fair Value
Outstanding — December 31, 2019	157,817	$	80.28
Granted	70,014	91.89
Vested	(35,651)	66.48
Expired	(5,302)	65.32
Outstanding — December 31, 2020	186,878	87.06
Granted	69,903	100.76
Vested	(53,147)	76.31
Expired	(852)	74.85
Forfeited (1)	(5,384)	$	93.39
Outstanding — December 31, 2021	197,398	$	94.15