Leases - Sublease receivables (Details) $ in Thousands	Sep. 30, 2022 USD ($)
Leases
Remainder of 2022	$ 4,027
2023	15,694
2024	15,538
2025	15,538
2026	4,886
Thereafter	178
Total	$ 55,861

Amount of sublease income receivable in excess of one year to be paid in remainder of current fiscal year.

No definition available.

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