XML 32 R21.htm IDEA: XBRL DOCUMENT v3.20.2
Weighted Average Shares Outstanding (Tables)
 6 Months Ended
Jun. 30, 2020
Earnings Per Share [Abstract]  
Schedule of Weighted Average Shares Outstanding The effects of potential common stock were determined using the treasury stock method. Weighted average shares outstanding are shown below:
Three months ended June 30,Six months ended June 30,
2020201920202019
Basic shares outstanding104.5  103.9  104.4  103.7  
Effect of potential common stock:
Common stock awards1.0  1.2  1.0  1.2  
Diluted shares outstanding105.5  105.1  105.4  104.9