CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 2,701	$ (326)	$ (2,429)
Adjustments to post-retirement obligations, net of taxes	3	1	(1)
Share of other comprehensive gain (loss) of equity method investments	3	7	(7)
Comprehensive income (loss)	2,707	(318)	(2,437)
Comprehensive income attributable to redeemable noncontrolling interests	(20)	(18)	(56)
Comprehensive (income) loss attributable to noncontrolling interests	(29)	(70)	71
Comprehensive income (loss) attributable to Sinclair Broadcast Group	$ 2,658	$ (406)	$ (2,422)