Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Common Share - Dilutive Shares (Details)

v3.7.0.1
Earnings Per Common Share - Dilutive Shares (Details) - shares
shares in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Common Stock    
Class of Stock [Line Items]    
Incremental common shares attributable to dilutive effect of call options and warrants (in shares) 150 150
Series T Preferred Stock    
Class of Stock [Line Items]    
Incremental common shares attributable to dilutive effect of conversion of preferred stock (in shares) 700 700