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Treasury Stock
 12 Months Ended
Dec. 31, 2020
Equity [Abstract]  
Treasury Stock Treasury Stock
The Company has executed share repurchases against authorizations approved by the Board of Directors in 2016 and 2019. In 2020, the Company repurchased $118.3 million of stock under these authorizations and as of December 31, 2020, the remaining authorization was $116.5 million.

Treasury stock activity for the years ended December 31, 2020, 2019 and 2018, was as follows:
(Shares in thousands)202020192018
Balance at January 122,969 15,781 15,001 
Compensation plans and other(263)(542)(460)
Share repurchases1,957 7,730 1,240 
Balance at December 3124,663 22,969 15,781