CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (13,932)	$ (26,993)	$ (78,029)	$ (95,140)
Other comprehensive income (loss)
Foreign currency translation adjustment	511	21	(191)	423
Other comprehensive income (loss)	511	21	(191)	423
Comprehensive loss	(13,421)	(26,972)	(78,220)	(94,717)
Comprehensive income attributable to the redeemable noncontrolling interest	0	0	0	164
Comprehensive (loss) income attributable to noncontrolling interests	(210)	(137)	(470)	211
Foreign currency translation adjustment attributable to noncontrolling interests	(83)	(234)	(383)	(687)
Comprehensive loss attributable to BuzzFeed, Inc.	$ (13,128)	$ (26,601)	$ (77,367)	$ (94,405)