XML 48 R37.htm IDEA: XBRL DOCUMENT v3.22.1
Revenue (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Product Information [Line Items]      
REVENUES $ 13,200 $ 12,522  
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Accounts receivable, net 2,530   $ 2,579
Other noncurrent assets 3,650   3,647
Equipment installment plan receivable      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Accounts receivable, net 392   391
Other noncurrent assets 209   $ 189
Internet      
Product Information [Line Items]      
REVENUES 5,452 5,086  
Video      
Product Information [Line Items]      
REVENUES 4,346 4,344  
Voice      
Product Information [Line Items]      
REVENUES 391 399  
Residential revenue      
Product Information [Line Items]      
REVENUES 10,189 9,829  
Small and medium business      
Product Information [Line Items]      
REVENUES 1,059 1,012  
Enterprise      
Product Information [Line Items]      
REVENUES 661 638  
Commercial revenue      
Product Information [Line Items]      
REVENUES 1,720 1,650  
Advertising sales      
Product Information [Line Items]      
REVENUES 383 344  
Mobile      
Product Information [Line Items]      
REVENUES 690 492  
Other      
Product Information [Line Items]      
REVENUES $ 218 $ 207