v2.4.0.8
Changes in Components of Total equity (Detail) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Equity Note [Line Items]        
Balance at January 1, 2014     $ 95,416  
Net income 4,324 5,198 10,310 10,053
Other comprehensive loss     (1,193)  
Comprehensive income 4,222 5,133 9,117 9,797
Issuance of common stock     127  
Contributed capital     (26,901)  
Dividends declared     (4,392)  
Common stock in treasury     323  
Purchase of noncontrolling interest     (55,960)  
Distributions and other     (1,718)  
Balance at June 30, 2014 16,012   16,012  
Verizon
        
Equity Note [Line Items]        
Balance at January 1, 2014     38,836  
Net income     8,161  
Other comprehensive loss     (1,170)  
Comprehensive income     6,991  
Issuance of common stock     127  
Contributed capital     (26,901)  
Dividends declared     (4,392)  
Common stock in treasury     323  
Distributions and other     (83)  
Balance at June 30, 2014 14,901   14,901  
Noncontrolling Interests
        
Equity Note [Line Items]        
Balance at January 1, 2014     56,580  
Net income     2,149  
Other comprehensive loss     (23)  
Comprehensive income     2,126  
Purchase of noncontrolling interest     (55,960)  
Distributions and other     (1,635)  
Balance at June 30, 2014 $ 1,111   $ 1,111