CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Revenue	$ 77,901	$ 106,760	$ 145,054	$ 198,318
Costs and Expenses
Cost of revenue, excluding depreciation and amortization	50,507	61,529	97,851	122,347
Sales and marketing	14,135	18,688	29,436	36,491
General and administrative	21,356	32,565	43,358	65,127
Research and development	3,960	10,253	7,779	17,445
Depreciation and amortization	8,030	8,613	16,435	17,094
Total costs and expenses	97,988	131,648	194,859	258,504
Loss from operations	(20,087)	(24,888)	(49,805)	(60,186)
Other expense, net	(3,675)	(3,440)	(3,055)	(2,578)
Interest expense, net	(5,631)	(5,032)	(11,049)	(9,821)
Change in fair value of warrant liabilities	395	6,775	(198)	3,359
Change in fair value of derivative liability	1,125	4,800	120	3,225
Loss before income taxes	(27,873)	(21,785)	(63,987)	(66,001)
Income tax (benefit) provision	(37)	1,796	110	2,146
Net loss	(27,836)	(23,581)	(64,097)	(68,147)
Net income attributable to the redeemable noncontrolling interest	0	0	0	164
Net income (loss) attributable to noncontrolling interests	0	184	(260)	348
Net loss attributable to BuzzFeed, Inc.	$ (27,836)	$ (23,765)	$ (63,837)	$ (68,659)
Net loss per Class A, Class B and Class C common share:
Basic (in dollars per share)	$ (0.20)	$ (0.17)	$ (0.45)	$ (0.50)
Diluted (in dollars per share)	$ (0.20)	$ (0.17)	$ (0.45)	$ (0.50)
Weighted average common shares outstanding:
Basic (in shares)	141,950	137,381	141,330	136,906
Diluted (in shares)	141,950	137,381	141,330	136,906