ALLSTATE CORP Quarterly Unrecognized Tax Benefits in USD from Q4 2010 to Q4 2023

Taxonomy & unit: us-gaap: USD
Description: Amount of unrecognized tax benefits.
Summary: Allstate Corp quarterly Unrecognized Tax Benefits history and growth rate from Q4 2010 to Q4 2023.
Allstate Corp Unrecognized Tax Benefits for the quarter ending December 31, 2023 was $45M, a 165% 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	$45M	+$28M	+165%	Dec 31, 2023	10-K	2024-02-21
Q4 2022	$17M	$0	0%	Dec 31, 2022	10-K	2024-02-21
Q4 2021	$17M	+$5M	+41.7%	Dec 31, 2021	10-K	2024-02-21
Q4 2020	$12M	-$58M	-82.9%	Dec 31, 2020	10-K	2024-02-21
Q4 2019	$70M	$0	0%	Dec 31, 2019	10-K	2023-02-16
Q4 2018	$70M	+$15M	+27.3%	Dec 31, 2018	10-K	2022-02-18
Q4 2017	$55M	+$45M	+450%	Dec 31, 2017	10-K	2021-02-22
Q4 2016	$10M	+$3M	+42.9%	Dec 31, 2016	10-K	2020-02-21
Q4 2015	$7M	+$7M		Dec 31, 2015	8-K	2019-05-16
Q4 2014	$0	$0		Dec 31, 2014	10-K	2018-02-26
Q4 2013	$0	-$25M	-100%	Dec 31, 2013	10-K	2017-02-17
Q3 2013	$0			Sep 30, 2013	10-Q	2013-10-30
Q4 2012	$25M	$0	0%	Dec 31, 2012	10-K	2016-02-19
Q4 2011	$25M	$0	0%	Dec 31, 2011	10-K	2015-02-19
Q4 2010	$25M			Dec 31, 2010	10-K	2015-02-19

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