CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (89,322)	$ (201,326)	$ 25,876
Other comprehensive (loss) income
Foreign currency translation adjustment	(771)	633	126
Other comprehensive (loss) income	(771)	633	126
Comprehensive (loss) income	(90,093)	(200,693)	26,002
Comprehensive income attributable to the redeemable noncontrolling interest	0	164	936
Comprehensive (loss) income attributable to noncontrolling interests	(743)	(533)	228
Foreign currency translation adjustment attributable to noncontrolling interests	(239)	(632)	0
Comprehensive (loss) income attributable to BuzzFeed, Inc.	$ (89,111)	$ (199,692)	$ 24,838