Quarterly report pursuant to Section 13 or 15(d)

Per Share Information (Details)

v3.19.1
Per Share Information (Details) - shares
shares in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Earnings Per Share [Abstract]    
Weighted average shares outstanding attributable to participating securities (in shares) 2.8 2.7