Shareholders' Equity (Tables)

9 Months Ended

Sep. 30, 2021

Stockholders Equity Note [Abstract]

Summary of Share Count and Par Value Data Related to Shareholders' Equity

Share count and par value data related to shareholders’ equity are as follows:

	As of
	September 30,		December 31,
	2021		2020
Preferred Stock
Par value per share	No par value		No par value
Shares authorized		25,000,000		25,000,000
Shares outstanding		—		—
Common Stock
Par value per share	No par value		No par value
Shares authorized		75,000,000		75,000,000
Shares issued		57,235,807		57,076,410
Shares outstanding		32,288,149		32,276,787
Treasury stock
Shares held		24,947,658		24,799,623

Summary of Common Shares Outstanding

A roll-forward of common shares outstanding is as follows:

	Nine months ended
	September 30,			September 30,
	2021			2020
Balance at the beginning of the year		32,276,787			32,472,406
Repurchases		(148,035	)		(342,731	)
Restricted share issuances		159,397			138,276
Balance at the end of the period		32,288,149			32,267,951