v3.25.2
Consolidated Statements Of Comprehensive Income - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Statement of Comprehensive Income [Abstract]        
Net income $ 4,861 $ 3,949 $ 9,553 $ 7,700
Foreign currency:        
Translation adjustment, net of taxes of $61, $(69), $71 and $(61) 188 (221) 209 (192)
Reclassification adjustment included in net income, net of taxes of $0, $(14), $0 and $(14) 0 127 0 127
Securities:        
Net unrealized gains (losses), net of taxes of $1, $1, $4 and $(1) 2 (7) 12 (17)
Reclassification adjustment included in net income, net of taxes of $1, $1, $1 and $3 3 4 4 10
Derivative instruments:        
Net unrealized gains (losses), net of taxes of $32, $(65), $(171) and $(16) 96 (260) (528) (49)
Reclassification adjustment included in net income, net of taxes of $3, $4, $7 and $7 11 10 22 22
Defined benefit postretirement plans:        
Amortization of net prior service credit included in net income, net of taxes of $(114), $(123), $(229) and $(246) (358) (380) (714) (761)
Other comprehensive income (loss) (58) (727) (995) (860)
Total comprehensive income 4,803 3,222 8,558 6,840
Less: Total comprehensive income attributable to noncontrolling interest (361) (352) (702) (658)
Total Comprehensive Income Attributable to AT&T $ 4,442 $ 2,870 $ 7,856 $ 6,182