Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Common Share (Details Textual)

v2.4.0.8
Earnings Per Common Share (Details Textual)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Stock Options [Member]
       
Earnings Per Common Share (Textual) [Abstract]        
Average options to purchase shares of common stock 124 161 129 169
Warrant [Member]
       
Earnings Per Common Share (Textual) [Abstract]        
Average options to purchase shares of common stock 272 272 272 272
Series L Preferred Stock [Member] | Mandatorily Convertible [Member]
       
Earnings Per Common Share (Textual) [Abstract]        
Average options to purchase shares of common stock 62 62 62 62
Series T Preferred Stock [Member]
       
Earnings Per Common Share (Textual) [Abstract]        
Average options to purchase shares of common stock 700 700 700 700