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Share Repurchase Plan (Details) - USD ($)
$ / shares in Units, $ in Millions
Mar. 31, 2020
Dec. 31, 2019
Oct. 30, 2019
Stock and Stock-Based Compensation Plans      
Common stock, par value (in dollars per share) $ 0.01 $ 0.01  
October 2019 Share Repurchase Authorization      
Stock and Stock-Based Compensation Plans      
Stock repurchase program, authorized amount     $ 300