v3.26.1
Segment Information - Additional Information (Detail)
6 Months Ended
Jun. 30, 2026
state
segment
Jan. 20, 2026
state
Segment Reporting [Line Items]    
Number of reportable segments | segment 2  
Number of states in which wireline services are provided   31
Consumer    
Segment Reporting [Line Items]    
Number of states in which wireline services are provided 31