CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 96	$ (45)	$ 140	$ 61
Unrealized (loss) gain on interest rate swap, net of tax	(8)	2	(3)	8
Comprehensive income (loss)	88	(43)	137	69
Comprehensive loss attributable to the redeemable noncontrolling interests	0	0	0	4
Comprehensive income attributable to the noncontrolling interests	(2)	(1)	(6)	(15)
Comprehensive income (loss) attributable to Sinclair	$ 86	$ (44)	$ 131	$ 58