XML 82 R71.htm IDEA: XBRL DOCUMENT v3.5.0.2
Earnings Per Share (Computation Of Basic And Diluted Earnings Per Share) (Detail) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Basic earnings per share: [Abstract]        
Net income (loss) $ (27) $ 64 $ (105) $ 133
Less: Undistributed earnings allocated to participating securities   2 0 4
Net income (loss) available to common stockholders $ (27) $ 62 $ (105) $ 129
Basic weighted average shares 132,677,066 172,146,651 134,245,952 176,914,777
Basic $ (0.2) $ 0.36 $ (0.78) $ 0.73
Diluted earnings per share: [Abstract]        
Net income (loss) $ (27) $ 64 $ (105) $ 133
Less: Undistributed earnings allocated to participating securities   2 0 4
Less: mark-to-market gain (loss) on warrants     0 0
Net income (loss) available to common stockholders $ (27) $ 62 $ (105) $ 129
Basic weighted average shares 132,677,066 172,146,651 134,245,952 176,914,777
Stock options   1,007,668 0 1,004,181
Warants     0 0
Diluted weighted average shares 132,677,066 173,154,319 134,245,952 177,918,958
Diluted $ (0.2) $ 0.36 $ (0.78) $ 0.72
Unvested Restricted Stock And Units That Receive Nonforfeitable Dividends Or Dividend Equivalents That Have Met Service Condition 932,355 581,102 822,642 629,569