Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - EPS and New Accounting Principle (Details)

v3.19.1
Summary of Significant Accounting Policies - EPS and New Accounting Principle (Details) - shares
shares in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Earnings per share    
Basic weighted average number of shares outstanding 308,694 316,471
Diluted weighted average number of shares outstanding 308,788 316,911
Restricted stock and restricted stock unit    
Earnings per share    
Add: Dilutive effect of non-vested restricted stock units 80 401
Weighted Average Anti-dilutive Awards 1,445 421
Stock options    
Earnings per share    
Weighted Average Anti-dilutive Awards 570 653
Performance share unit awards    
Earnings per share    
Add: Dilutive effect of non-vested restricted stock units 14 39
Weighted Average Anti-dilutive Awards 1,721 1,189