AMERICAN ELECTRIC POWER CO INC Quarterly Unrecognized Tax Benefits in USD from Q4 2010 to Q4 2022

Taxonomy & unit
us-gaap: USD
Description
Amount of unrecognized tax benefits.
Summary
American Electric Power Co Inc quarterly Unrecognized Tax Benefits history and growth rate from Q4 2010 to Q4 2022.
  • American Electric Power Co Inc Unrecognized Tax Benefits for the quarter ending December 31, 2022 was $23.2M, a 62.2% increase year-over-year.
Unrecognized Tax Benefits, Quarterly (USD)
Unrecognized Tax Benefits, YoY Quarterly Growth (%)
Period Value YoY Chg Change % Date Report Filed
Q4 2022 $23.2M +$8.9M +62.2% Dec 31, 2022 8-K 2023-05-26
Q4 2021 $14.3M +$1.1M +8.33% Dec 31, 2021 8-K 2023-05-26
Q4 2020 $13.2M -$10.9M -45.2% Dec 31, 2020 8-K 2023-05-26
Q4 2019 $24.1M +$9.5M +65.1% Dec 31, 2019 8-K 2023-05-26
Q4 2018 $14.6M -$72M -83.1% Dec 31, 2018 10-K 2022-02-24
Q4 2017 $86.6M -$12.2M -12.3% Dec 31, 2017 10-K 2021-02-25
Q4 2016 $98.8M -$88.2M -47.2% Dec 31, 2016 10-K 2020-02-20
Q4 2015 $187M +$5M +2.75% Dec 31, 2015 10-K 2019-02-21
Q4 2014 $182M +$6.8M +3.88% Dec 31, 2014 10-K 2018-02-23
Q4 2013 $175M -$92M -34.4% Dec 31, 2013 10-K 2017-02-28
Q4 2012 $267M +$99.2M +59% Dec 31, 2012 10-K 2016-02-24
Q3 2012 $121M Sep 30, 2012 10-Q 2012-10-26
Q4 2011 $168M -$51M -23.3% Dec 31, 2011 10-K 2015-02-20
Q4 2010 $219M Dec 31, 2010 10-K 2014-02-25
* An asterisk sign (*) next to the value indicates that the value is likely invalid.