v2.4.0.6
Segment Information (Summary Of Reconciliation Of Segment Assets) (Details) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2012
Dec. 31, 2011
Segment Reporting Information [Line Items]    
Assets $ 222,921 $ 230,461
Verizon Wireless [Member]
   
Segment Reporting Information [Line Items]    
Assets 139,834 147,378
Wireline [Member]
   
Segment Reporting Information [Line Items]    
Assets 86,187 86,185
Total Segments [Member]
   
Segment Reporting Information [Line Items]    
Assets 226,021 233,563
Reconciling Items [Member]
   
Segment Reporting Information [Line Items]    
Assets $ (3,100) $ (3,102)