CONSOLIDATED STATEMENTS OF STOCKHOLDER'S EQUITY (UNAUDITED) - USD ($) $ in Millions	Total	COMMON STOCK	RETAINED EARNINGS
Balance at beginning of period at Dec. 31, 2020		$ 10,050	$ 48
Increase (Decrease) in Stockholder's Equity
Net income			1,573
Dividends declared and paid to Qwest Services Corporation			(570)
Balance at end of period at Sep. 30, 2021	$ 11,101	10,050	1,051
Balance at beginning of period at Jun. 30, 2021		10,050	469
Increase (Decrease) in Stockholder's Equity
Net income			582
Dividends declared and paid to Qwest Services Corporation			0
Balance at end of period at Sep. 30, 2021	11,101	10,050	1,051
Balance at beginning of period at Dec. 31, 2021	11,635	10,050	1,585
Increase (Decrease) in Stockholder's Equity
Net income			1,479
Dividends declared and paid to Qwest Services Corporation			0
Balance at end of period at Sep. 30, 2022	13,114	10,050	3,064
Balance at beginning of period at Jun. 30, 2022		10,050	2,605
Increase (Decrease) in Stockholder's Equity
Net income			459
Dividends declared and paid to Qwest Services Corporation			0
Balance at end of period at Sep. 30, 2022	$ 13,114	$ 10,050	$ 3,064