CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (6)	$ (328)	$ 2,610	$ (302)
Share of other comprehensive (loss) income of equity method investments	0	(3)	3	5
Comprehensive (loss) income	(6)	(331)	2,613	(297)
Comprehensive income attributable to the redeemable noncontrolling interests	(5)	(5)	(9)	(9)
Comprehensive loss (income) attributable to the noncontrolling interests	0	1	(25)	(33)
Comprehensive (loss) income attributable to Sinclair Broadcast Group	$ (11)	$ (335)	$ 2,579	$ (339)