CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (87)	$ (6)	$ 106	$ 2,610
Unrealized gain on interest rate swap, net of tax	9	0	6	0
Share of other comprehensive income of equity method investments	0	0	0	3
Comprehensive (loss) income	(78)	(6)	112	2,613
Comprehensive (income) loss attributable to the redeemable noncontrolling interests	0	(5)	4	(9)
Comprehensive income attributable to the noncontrolling interests	(2)	0	(14)	(25)
Comprehensive (loss) income attributable to Sinclair	$ (80)	$ (11)	$ 102	$ 2,579