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Common Stock
12 Months Ended
Dec. 31, 2019
Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]  
Common Stock Common Stock
 
There were no shares of common stock issued from treasury in 2019, 2018 or 2017.

In 2019, 2018 and 2017, the Company acquired 900,000 shares, 2,292,100 shares and 677,100 shares, respectively, of the Company’s common stock at a cost of $50,347, $138,275 and $40,791, respectively. These amounts exclude shares reacquired to pay for the related income tax upon issuance of shares in accordance with the terms of the Company’s stockholder-approved equity compensation plans and the equity rights granted under those plans ("Reacquired Shares"). These Reacquired Shares were placed in treasury.
 
In 2019, 2018 and 2017, 505,623 shares, 332,893 shares and 341,837 shares of common stock, respectively, were issued from authorized shares for the exercise of stock options, various other incentive awards and purchases by the Company's Employee Stock Purchase Plan.