Stockholder's Equity - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Stockholder's Equity (Deficit)
Common stock, share issued (shares)	1	1
Common stock, share outstanding (shares)	1	1
Dividends
Cash dividend declared to QSC	$ 1,980	$ 0	$ 570
Cash dividend paid to QSC(1)	$ 1,980	$ 0	$ 570
COMMON STOCK
Stockholder's Equity (Deficit)
Common stock, share issued (shares)	1
Common stock, share outstanding (shares)	1