Fastly, Inc. Quarterly Unrecognized Tax Benefits in USD from Q4 2018 to Q4 2023

Taxonomy & unit: us-gaap: USD
Description: Amount of unrecognized tax benefits.
Summary: Fastly, Inc. quarterly Unrecognized Tax Benefits history and growth rate from Q4 2018 to Q4 2023.
Fastly, Inc. Unrecognized Tax Benefits for the quarter ending December 31, 2023 was $23.2M, a 34.1% increase year-over-year.

Unrecognized Tax Benefits, Quarterly (USD)

Unrecognized Tax Benefits, YoY Quarterly Growth (%)

Period	Value	YoY Chg	Change %	Date	Report	Filed
Q4 2023	$23.2M	+$5.91M	+34.1%	Dec 31, 2023	10-K	2024-02-22
Q4 2022	$17.3M	+$9.53M	+122%	Dec 31, 2022	10-K	2024-02-22
Q4 2021	$7.81M	+$4.62M	+145%	Dec 31, 2021	10-K	2024-02-22
Q4 2020	$3.19M	+$3.19M		Dec 31, 2020	10-K	2023-02-27
Q4 2019	$0	$0		Dec 31, 2019	10-K	2022-03-01
Q4 2018	$0			Dec 31, 2018	10-K	2021-03-01

* An asterisk sign (*) next to the value indicates that the value is likely invalid.