Common Stock	12 Months Ended
Dec. 31, 2019
Equity [Abstract]
Common Stock	Note 2 Common Stock Common Stock The authorized common stock of the Company as of December 31, 2019 consisted of 40,000,000 shares of common stock, $1 par value, of which 37,200,698 and 37,198,298 were issued and outstanding as of December 31, 2019 and 2018, respectively. The Company had a Common Share Purchase Rights plan that was in effect since February 15, 2008, but it expired on May 26, 2018 and the Board of Directors elected not to renew it. Stock Options Stock options to purchase 54,139 shares of the Company's Stock in 2019, 21,887 shares in 2018 and 55,223 shares in 2017 were not included in the computation of dilutive securities because their inclusion would have been anti-dilutive.

The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-URI http://asc.fasb.org/topic&trid=2208762

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