XML 61 R43.htm IDEA: XBRL DOCUMENT v3.10.0.1
Acquisition of Level 3 - Pro Forma Information (Details) - Level 3 Parent, LLC - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2017
Business Acquisition [Line Items]    
Operating revenues $ 6,091 $ 12,285
Net income $ 93 $ 265
Basic earnings per common share (in dollars per share) $ 0.09 $ 0.25
Diluted earnings per common share (in dollars per share) $ 0.09 $ 0.25