CONSOLIDATED STATEMENTS OF EQUITY AND REDEEMABLE NONCONTROLLING INTEREST - USD ($) $ in Thousands	Total	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive loss	Treasury stock
Beginning balance at Dec. 31, 2022	$ 17,418
Redeemable noncontrolling interest
Net (loss) income	(240)
Adjustment of redeemable noncontrolling interest to redemption value	1,281
Ending balance at Sep. 30, 2023	18,459
Beginning balance at Dec. 31, 2022	3,071,722	$ 324,419	$ 27,941	$ 7,898,055	$ (125,533)	$ (5,053,160)
Total Equity
Net Income (Loss)	400,591			400,591
Other comprehensive income, net of tax	3,098				3,098
Comprehensive income attributable to TEGNA Inc.	403,689
Dividends declared	(63,078)			(63,078)
Company stock 401(k) match contributions	14,150		(13,231)	(27,188)		54,569
Stock-based awards activity	(13,403)		(5,316)	(88,695)		80,608
Employee stock-based compensation expenses	15,403		15,403
Repurchase of common stock	(467,448)		46,873	(55,780)		(458,541)
Adjustment of redeemable noncontrolling interest to redemption value	(1,281)			(1,281)
Other activity	786		786
Ending balance at Sep. 30, 2023	2,960,540	324,419	72,456	8,062,624	(122,435)	(5,376,524)
Beginning balance at Jun. 30, 2023	18,106
Redeemable noncontrolling interest
Net (loss) income	71
Adjustment of redeemable noncontrolling interest to redemption value	282
Ending balance at Sep. 30, 2023	18,459
Beginning balance at Jun. 30, 2023	2,904,158	324,419	27,941	7,989,312	(123,467)	(5,314,047)
Total Equity
Net Income (Loss)	96,183			96,183
Other comprehensive income, net of tax	1,032				1,032
Comprehensive income attributable to TEGNA Inc.	97,215
Dividends declared	(22,589)			(22,589)
Company stock 401(k) match contributions	3,924		(11,695)	0		15,619
Stock-based awards activity	(6)		(1,707)	0		1,701
Employee stock-based compensation expenses	6,558		6,558
Repurchase of common stock	(28,704)		51,093	0		(79,797)
Adjustment of redeemable noncontrolling interest to redemption value	(282)			(282)
Other activity	266		266
Ending balance at Sep. 30, 2023	2,960,540	324,419	72,456	8,062,624	(122,435)	(5,376,524)
Beginning balance at Dec. 31, 2023	18,812
Redeemable noncontrolling interest
Net (loss) income	(673)
Adjustment of redeemable noncontrolling interest to redemption value	1,797
Ending balance at Sep. 30, 2024	19,936
Beginning balance at Dec. 31, 2023	2,704,872	324,419	27,941	8,091,245	(119,610)	(5,619,123)
Total Equity
Net Income (Loss)	419,152			419,152
Other comprehensive income, net of tax	3,333				3,333
Comprehensive income attributable to TEGNA Inc.	422,485
Dividends declared	(61,375)			(61,375)
Company stock 401(k) match contributions	14,251		(25,610)	(22,438)		62,299
Stock-based awards activity	(11,620)		(64,162)	(30,877)		83,419
Employee stock-based compensation expenses	30,660		30,660
Repurchase of common stock	(227,191)		58,029			(285,220)
Adjustment of redeemable noncontrolling interest to redemption value	(1,797)			(1,797)
Other activity	1,083		1,083
Ending balance at Sep. 30, 2024	2,871,368	324,419	27,941	8,393,910	(116,277)	(5,758,625)
Beginning balance at Jun. 30, 2024	19,555
Redeemable noncontrolling interest
Net (loss) income	(260)
Adjustment of redeemable noncontrolling interest to redemption value	641
Ending balance at Sep. 30, 2024	19,936
Beginning balance at Jun. 30, 2024	2,801,100	324,419	27,941	8,281,037	(117,389)	(5,714,908)
Total Equity
Net Income (Loss)	147,448			147,448
Other comprehensive income, net of tax	1,112				1,112
Comprehensive income attributable to TEGNA Inc.	148,560
Dividends declared	(20,461)			(20,461)
Company stock 401(k) match contributions	4,035		(5,906)	(7,273)		17,214
Stock-based awards activity	(1,585)		(5,034)	(6,200)		9,649
Employee stock-based compensation expenses	10,590		10,590
Repurchase of common stock	(70,580)					(70,580)
Adjustment of redeemable noncontrolling interest to redemption value	(641)			(641)
Other activity	350		350
Ending balance at Sep. 30, 2024	$ 2,871,368	$ 324,419	$ 27,941	$ 8,393,910	$ (116,277)	$ (5,758,625)