Shareholders' Equity (Tables)

3 Months Ended

Mar. 31, 2016

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
	March 31,	December 31,
	2016	2015
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	56,452,665	56,242,499
Shares outstanding	32,758,643	32,548,477
Treasury stock
Shares held	23,694,022	23,694,022

Summary of Common Shares Outstanding

A roll forward of common shares outstanding is as follows:

	Three Months Ended
	March 31,	March 29,
	2016	2015
Balance at the beginning of the year	32,548,477	33,392,060
Repurchases	—	(164,852	)
Restricted share issuances	210,166	75,039
Balance at the end of the period	32,758,643	33,302,247