Leases - Schedule of Sublease Receipts to be Received Under Noncancellable Subleases (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Leases [Abstract]
2024	$ 15,538
2025	15,538
2026	4,886
2027	178
2028	0
Thereafter	0
Total	$ 36,140

Lessee, Operating Sublease Income, Receivable, After Year Five

No definition available.

Name:	bzfd_LesseeOperatingSubleaseIncomeReceivableAfterYearFive
Namespace Prefix:	bzfd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant