Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2021

Equity [Abstract]

Summary of Activity Related to Common Shares Outstanding

The activity related to common shares outstanding is as follows:

	Years Ended December 31,
	2021			2020
Beginning of year		18,429,350			18,611,289
Issuance of common stock on exercise of stock options		2,420			19,606
Restricted stock awards, net of cancellations		171,634			202,748
Director share awards		61,186			60,998
Equity awards under Short-Term Incentive Plan		0			189,121
Issuance of common stock from purchase of Employee Stock Purchase Plan shares		164,258			157,706
Cancellation of stock for withholding tax for vested shares		(95,674	)		(148,499	)
Common stock Repurchases		(495,144	)		(663,619	)
End of Year		18,238,030			18,429,350