XML 84 R73.htm IDEA: XBRL DOCUMENT v3.22.4
Income Taxes - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Abstract]      
Valuation allowance $ 0 $ 8,000,000  
Net deferred tax liabilities 1,280,000,000 1,274,000,000  
Unrecognized tax benefits that would impact effective income tax rate 397,000,000 407,000,000  
Liabilities recorded for interest related to uncertain tax positions 95,000,000 75,000,000  
Related Party Transaction [Line Items]      
Income taxes paid (received) 673,000,000 697,000,000 $ 556,000,000
Qwest Services Corporation      
Related Party Transaction [Line Items]      
Income taxes paid (received) $ 673,000,000 $ 697,000,000 $ (556,000,000)