Shareholders' Equity

3 Months Ended

Mar. 31, 2018

Stockholders' Equity Note [Abstract]

Shareholders’ Equity

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



	As of
	March 31,	December 31,
	2018	2017
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	56,711,792	56,632,488
Shares outstanding	33,017,770	32,938,466
Treasury stock
Shares held	23,694,022	23,694,022

No common stock repurchases were made during the three months ended March 31, 2018. Through March 31, 2018, we had purchased an aggregate of $7,446 under a previously board-authorized share repurchase plan allowing for up to $25,000 in stock repurchases. Approximately $17,554 is available for future purchases.

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



	Three Months Ended
	March 31,	March 31,
	2018	2017
Balance at the beginning of the year	32,938,466	32,762,494
Repurchases	—	—
Shares issued upon exercise of stock options	—	—
Restricted share issuances	79,304	88,225
Balance at the end of the period	33,017,770	32,850,719

Certain potentially dilutive restricted stock units are excluded from diluted earning per share because they are anti-dilutive. The number of awards that were anti-dilutive at March 31, 2018 and March 31, 2017 were 78,317 and 88,592, respectively.