Condensed Consolidated Statement Of Shareholders' Equity - USD ($) $ in Thousands	Total	Regular Cash Dividend	Class A Common Stock	Class B Common Stock	Retained Earnings	Retained Earnings Regular Cash Dividend	Accumulated Other Comprehensive Loss	Additional Paid-In Capital	Additional Paid-In Capital Regular Cash Dividend	Treasury Stock	Non- controlling Interests
Beginning Balance at Dec. 31, 2017	$ 3,217,180		$ 101	$ 0	$ (114,240)		$ (48,061)	$ 4,011,530		$ (632,194)	$ 44
Beginning balance, Shares at Dec. 31, 2017			101,429,999	5,557
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	141,183
Net Income attributable to Tribune Media Company	141,189				141,189
Net loss attributable to noncontrolling interests	(6)										(6)
Other comprehensive income (loss), net of taxes	8,492						8,492
Comprehensive income, Net of Tax, Including Portion Attributable to Noncontrolling Interest	149,675
Regular dividends declared to shareholders and warrant holders, $0.25 per share		$ (21,922)				$ (22,243)			$ 321
Stock-based compensation	5,114							5,114
Net share settlements of stock-based awards	(4,912)		$ 1					(4,913)
Net share settlements of stock-based awards, shares			283,545
Ending Balance at Mar. 31, 2018	3,345,135		$ 102	$ 0	4,706		(39,569)	4,012,052		(632,194)	38
Ending balance, Shares at Mar. 31, 2018			101,713,544	5,557
Beginning Balance at Dec. 31, 2018	3,523,097		$ 102	$ 0	223,734		(104,967)	4,031,233		(632,194)	5,189
Beginning balance, Shares at Dec. 31, 2018			101,790,837	5,557
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	113,204
Net Income attributable to Tribune Media Company	113,208				113,208
Net loss attributable to noncontrolling interests	(4)										(4)
Other comprehensive income (loss), net of taxes	(5,612)						(5,612)
Comprehensive income, Net of Tax, Including Portion Attributable to Noncontrolling Interest	107,592
Regular dividends declared to shareholders and warrant holders, $0.25 per share		$ (22,061)				$ (22,349)			$ 288
Stock-based compensation	5,418							5,418
Net share settlements of stock-based awards	(1,279)		$ 0					(1,279)
Net share settlements of stock-based awards, shares			558,474
Cumulative effect of a change in accounting principle	12,808				12,808
Contributions from noncontrolling interest, net	190										190
Ending Balance at Mar. 31, 2019	$ 3,625,765		$ 102	$ 0	$ 327,401		$ (110,579)	$ 4,035,660		$ (632,194)	$ 5,375
Ending balance, Shares at Mar. 31, 2019			102,349,311	5,557