v3.26.1
Employee Benefit Plan, Related-Party and Party-in-Interest Transactions (Details) - EBP-43-1301883-004 [ASSP] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
EBP, Related Party and Party-in-Interest Transactions [Line Items]    
Dividends $ 16,018  
AT&T Inc, Common Stock    
EBP, Related Party and Party-in-Interest Transactions [Line Items]    
Number of Shares 13,502,268 14,275,427
Dividends $ 12,578