Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2022

Share-Based Payment Arrangement [Abstract]

Summary of Components of Share Based Compensation Awards

The following table summarizes the components of the Corporation's share-based compensation awards recorded as an expense and the income tax benefit of such awards. For the year ended 2022, RSAs vested at a stock price higher than the grant date stock price resulting in recognition of income tax benefit at vesting of $86,000. In 2021 and 2020, the Corporation had RSAs vest primarily at a stock price that was lower than the grant date stock price, which resulted in the recognition of income tax expense at vesting of $112,000 and $394,000, respectively.

	Years Ended December 31,
	2022		2021		2020
Stock and ESPP Options
Pre-tax compensation expense	$	95	$	155	$	96
Income tax benefit	(74)		(92)		(29)
Stock and ESPP option expense, net of income taxes	$	21	$	63	$	67
Restricted Stock Awards
Pre-tax compensation expense	$	4,557	$	4,607	$	4,504
Income tax benefit	(1,043)		(855)		(552)
Restricted stock awards expense, net of income taxes	$	3,514	$	3,752	$	3,952
Total Share-Based Compensation:
Pre-tax compensation expense	$	4,652	$	4,762	$	4,600
Income tax benefit	(1,117)		(947)		(581)
Total share-based compensation expense, net of income taxes	$	3,535	$	3,815	$	4,019

Summary of Stock Option Activity Under Stock Option Plans

Stock option activity under the Corporation's stock option plans, as of December 31, 2022, and changes during the year ended December 31, 2022, were as follows:

	Number of Shares	Weighted-Average Exercise Price		Weighted Average Remaining Contractual Term (in Years)	Aggregate Intrinsic Value
Outstanding at January 1, 2022	28,500	$	17.14
Transferred Options from Level One	148,600	$	18.84
Exercised	(22,000)	$	16.28
Outstanding December 31, 2022	155,100	$	18.89	2.47	$	3,446,110
Vested and Expected to Vest at December 31, 2022	155,100	$	18.89	2.47	$	3,446,110
Exercisable at December 31, 2022	155,100	$	18.89	2.47	$	3,446,110

Summary of Unvested RSAs Outstanding

The following table summarizes information on unvested RSAs outstanding as of December 31, 2022:

	Number of Shares	Weighted-Average Grant Date Fair Value
Unvested RSAs at January 1, 2022	411,259	$	35.86
Granted	137,267	$	40.66
Forfeited	(13,775)	$	37.18
Vested	(118,046)	$	37.35
Unvested RSAs at December 31, 2022	416,705	$	36.97