SOUTHERN CO (SO) Unrecognized Tax Benefits USD 2010 - 2023

Historical data

Taxonomy & unit
us-gaap: USD
Description
Amount of unrecognized tax benefits.
Summary
Southern Co quarterly Unrecognized Tax Benefits history and growth rate from 2010 to 2023.
  • Southern Co Unrecognized Tax Benefits for the quarter ending December 31, 2023 was $116 M, a 45% increase year-over-year.
Unrecognized Tax Benefits, Quarterly Data (USD)
Period Value YoY Chg Change % Date Report Filed
Q4 2023 $116 M +$36 M +45% Dec 31, 2023 10-K 2024-02-15
Q4 2022 $80 M +$33 M +70.2% Dec 31, 2022 10-K 2024-02-15
Q3 2022 $79 M Sep 30, 2022 10-Q 2022-10-27
Q4 2021 $47 M +$3 M +6.82% Dec 31, 2021 10-K 2024-02-15
Q4 2020 $44 M +$44 M Dec 31, 2020 10-K 2024-02-15
Q4 2019 $0 $0 Dec 31, 2019 10-K 2023-02-16
Q4 2018 $0 -$18 M -100% Dec 31, 2018 10-K 2022-02-17
Q4 2017 $18 M -$466 M -96.3% Dec 31, 2017 10-K 2021-02-18
Q3 2017 $17 M -$441 M -96.3% Sep 30, 2017 10-Q 2017-11-01
Q2 2017 $501 M +$58 M +13.1% Jun 30, 2017 10-Q 2017-08-02
Q1 2017 $500 M +$62 M +14.2% Mar 31, 2017 10-Q 2017-05-03
Q4 2016 $484 M +$51 M +11.8% Dec 31, 2016 10-K 2020-02-20
Q3 2016 $458 M -$199 M -30.3% Sep 30, 2016 10-Q 2016-11-04
Q2 2016 $443 M +$45 M +11.3% Jun 30, 2016 10-Q 2016-08-08
Q1 2016 $438 M Mar 31, 2016 10-Q 2016-05-05
Q4 2015 $433 M +$263 M +155% Dec 31, 2015 10-K 2019-02-20
Q3 2015 $657 M Sep 30, 2015 10-Q 2015-11-05
Q2 2015 $398 M Jun 30, 2015 10-Q 2015-08-05
Q4 2014 $170 M +$163 M +2329% Dec 31, 2014 10-K 2018-02-21
Q4 2013 $7 M -$63 M -90% Dec 31, 2013 10-K 2017-02-22
Q3 2013 $7 M -$91 M -92.9% Sep 30, 2013 10-Q 2013-11-06
Q2 2013 $76 M -$17 M -18.3% Jun 30, 2013 10-Q 2013-08-06
Q1 2013 $73 M -$39 M -34.8% Mar 31, 2013 10-Q 2013-05-10
Q4 2012 $70 M -$50 M -41.7% Dec 31, 2012 10-K 2016-02-26
Q3 2012 $98 M -$21 M -17.6% Sep 30, 2012 10-Q 2012-11-07
Q2 2012 $93 M -$67 M -41.9% Jun 30, 2012 10-Q 2012-08-06
Q1 2012 $112 M -$192 M -63.2% Mar 31, 2012 10-Q 2012-05-07
Q4 2011 $120 M -$176 M -59.5% Dec 31, 2011 10-K 2015-03-02
Q3 2011 $119 M -$152 M -56.1% Sep 30, 2011 10-Q 2011-11-07
Q2 2011 $160 M -$35 M -17.9% Jun 30, 2011 10-Q 2011-08-05
Q1 2011 $304 M Mar 31, 2011 10-Q 2011-05-06
Q4 2010 $296 M Dec 31, 2010 10-K 2014-02-27
Q3 2010 $271 M Sep 30, 2010 10-Q 2010-11-05
Q2 2010 $195 M Jun 30, 2010 10-Q 2010-08-06
* An asterisk sign (*) next to the value indicates that the value is likely invalid.