XML 140 R125.htm IDEA: XBRL DOCUMENT v3.3.1.900
Income Per Share (Schedule Of Basic And Diluted Weighted Average Common Shares Outstanding) (Details) - shares
shares in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Earnings Per Share [Abstract]      
Basic weighted average common shares outstanding 144 146 148
Stock options and restricted shares 0 0 1
Diluted weighted average common shares outstanding 144 146 149