CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) shares in Thousands, $ in Thousands	Common Stock Class A common stock Previously reported balance	Common Stock Class A common stock Retroactive application of the exchange ratio	Common Stock Class A common stock	Common Stock Class B Common Stock Previously reported balance	Common Stock Class B Common Stock Retroactive application of the exchange ratio	Common Stock Class B Common Stock	Common Stock Class C common stock Previously reported balance	Common Stock Class C common stock Retroactive application of the exchange ratio	Common Stock Class C common stock HuffPost	Common Stock Class C common stock	Additional paid-in capital Previously reported balance	Additional paid-in capital Retroactive application of the exchange ratio	Additional paid-in capital HuffPost	Additional paid-in capital	Accumulated deficit Previously reported balance	Accumulated deficit Retroactive application of the exchange ratio	Accumulated deficit	Accumulated other comprehensive (loss) income Previously reported balance	Accumulated other comprehensive (loss) income Retroactive application of the exchange ratio	Accumulated other comprehensive (loss) income	Parent [Member] Previously reported balance	Parent [Member] Retroactive application of the exchange ratio	Parent [Member] HuffPost	Parent [Member]	Noncontrolling Interest [Member] Previously reported balance	Noncontrolling Interest [Member] Retroactive application of the exchange ratio	Noncontrolling Interest [Member] HuffPost	Noncontrolling Interest [Member]	Class A common stock	Class B Common Stock	Class C common stock	Previously reported balance	Retroactive application of the exchange ratio	HuffPost	Total
Balance at beginning at Dec. 31, 2020						$ 1								$ 36,373			$ (346,818)			$ (3,359)				$ (313,803)											$ (313,803)
Balance at beginning (in shares) at Dec. 31, 2020			1,540			10,439
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation														138										138											138
Issuance of common stock upon exercise of stock options														142										142											142
Issuance of common stock upon exercise of stock options			6			49
Other comprehensive income																				(329)				(329)											(329)
Net loss																	(11,367)							(11,367)				$ (18)							(11,385)
Issuance of common stock										$ 1				34,999										35,000											35,000
Issuance of common stock (in shares)										3,839
Noncontrolling Interest, Increase from Business Combination													$ 24,064										$ 24,064				$ 2,122							$ 26,186
Noncontrolling Interest, Increase from Business Combination (in shares)									2,639
Balance at end at Mar. 31, 2021						$ 1				$ 1				95,716			(358,185)			(3,688)				(266,155)				2,104							(264,051)
Balance at end (in shares) at Mar. 31, 2021			1,546			10,488				6,478
Balance at beginning at Dec. 31, 2021	$ 11			$ 1			$ 1				$ 695,869				$ (322,106)			$ (3,233)			$ 370,543				$ 2,044							$ 372,587			372,587
Balance at beginning (in shares) at Dec. 31, 2021	116,175			12,397			6,478																						116,175	12,397	6,478
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation														3,940										3,940											3,940
Other comprehensive income																				$ (103)				(103)											(103)
Net loss																	$ (44,894)							(44,894)				$ 164							(44,730)
Issuance of common stock in connection with share-based plans			$ 1											$ 358										$ 359											359
Issuance of common stock in connection with share-based plans (in shares)			411
Conversion of Class B common stock to Class A common stock (in shares)			103			(103)
Balance at end at Mar. 31, 2022		$ 12			$ 1			$ 1				$ 700,167				$ (367,000)			$ (3,336)			$ 329,845				$ 2,208							$ 332,053		$ 332,053
Balance at end (in shares) at Mar. 31, 2022		116,689			12,294			6,478																					116,689	12,294	6,478