Unrecognized Tax Benefits of NORTHERN STATES POWER CO from 31 Dec 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: USD
Description
Amount of unrecognized tax benefits.
Summary
NORTHERN STATES POWER CO quarterly Unrecognized Tax Benefits in USD history and change rate from 31 Dec 2010 to 31 Dec 2025.
  • NORTHERN STATES POWER CO Unrecognized Tax Benefits for the quarter ending 31 Dec 2025 was $19,000,000, a 5% decline year-over-year.
Source SEC data
View on sec.gov
Unrecognized Tax Benefits, Quarterly (USD)
Unrecognized Tax Benefits, YoY Quarterly Change (%)

NORTHERN STATES POWER CO Quarterly Unrecognized Tax Benefits (USD)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 $19,000,000 -$1,000,000 -5% 31 Dec 2025 10-K 25 Feb 2026 2025 FY
Q4 2024 $20,000,000 +$2,000,000 +11% 31 Dec 2024 10-K 25 Feb 2026 2025 FY
Q4 2023 $18,000,000 -$16,000,000 -47% 31 Dec 2023 10-K 25 Feb 2026 2025 FY
Q4 2022 $34,000,000 +$8,000,000 +31% 31 Dec 2022 10-K 25 Feb 2026 2025 FY
Q4 2021 $26,000,000 +$2,000,000 +8.3% 31 Dec 2021 10-K 27 Feb 2025 2024 FY
Q3 2021 $26,000,000 +$6,100,000 +31% 30 Sep 2021 10-Q 28 Oct 2021 2021 Q3
Q2 2021 $25,000,000 +$5,600,000 +29% 30 Jun 2021 10-Q 29 Jul 2021 2021 Q2
Q1 2021 $24,000,000 +$3,700,000 +18% 31 Mar 2021 10-Q 29 Apr 2021 2021 Q1
Q4 2020 $24,000,000 +$4,000,000 +20% 31 Dec 2020 10-K 21 Feb 2024 2023 FY
Q3 2020 $19,900,000 +$700,000 +3.6% 30 Sep 2020 10-Q 29 Oct 2020 2020 Q3
Q2 2020 $19,400,000 +$1,500,000 +8.4% 30 Jun 2020 10-Q 31 Jul 2020 2020 Q2
Q1 2020 $20,300,000 +$2,900,000 +17% 31 Mar 2020 10-Q 07 May 2020 2020 Q1
Q4 2019 $20,000,000 +$3,000,000 +18% 31 Dec 2019 10-K 23 Feb 2023 2022 FY
Q3 2019 $19,200,000 +$2,400,000 +14% 30 Sep 2019 10-Q 25 Oct 2019 2019 Q3
Q2 2019 $17,900,000 +$2,200,000 +14% 30 Jun 2019 10-Q 01 Aug 2019 2019 Q2
Q1 2019 $17,400,000 -$1,100,000 -5.9% 31 Mar 2019 10-Q 26 Apr 2019 2019 Q1
Q4 2018 $17,000,000 -$1,100,000 -6.1% 31 Dec 2018 10-K 17 Feb 2021 2020 FY
Q3 2018 $16,800,000 -$1,100,000 -6.1% 30 Sep 2018 10-Q 26 Oct 2018 2018 Q3
Q2 2018 $15,700,000 -$46,800,000 -75% 30 Jun 2018 10-Q 27 Jul 2018 2018 Q2
Q1 2018 $18,500,000 -$43,100,000 -70% 31 Mar 2018 10-Q 27 Apr 2018 2018 Q1
Q4 2017 $18,100,000 -$42,700,000 -70% 31 Dec 2017 10-K 21 Feb 2020 2019 FY
Q3 2017 $17,900,000 -$43,200,000 -71% 30 Sep 2017 10-Q 27 Oct 2017 2017 Q3
Q2 2017 $62,500,000 +$4,200,000 +7.2% 30 Jun 2017 10-Q 28 Jul 2017 2017 Q2
Q1 2017 $61,600,000 +$4,100,000 +7.1% 31 Mar 2017 10-Q 28 Apr 2017 2017 Q1
Q4 2016 $60,800,000 +$5,400,000 +9.7% 31 Dec 2016 10-K 21 Feb 2020 2019 FY
Q3 2016 $61,100,000 +$26,000,000 +74% 30 Sep 2016 10-Q 31 Oct 2016 2016 Q3
Q2 2016 $58,300,000 +$24,400,000 +72% 30 Jun 2016 10-Q 04 Aug 2016 2016 Q2
Q1 2016 $57,500,000 +$25,300,000 +79% 31 Mar 2016 10-Q 13 May 2016 2016 Q1
Q4 2015 $55,400,000 +$25,000,000 +82% 31 Dec 2015 10-K 22 Feb 2019 2018 FY
Q3 2015 $35,100,000 +$13,700,000 +64% 30 Sep 2015 10-Q 30 Oct 2015 2015 Q3
Q2 2015 $33,900,000 +$12,000,000 +55% 30 Jun 2015 10-Q 03 Aug 2015 2015 Q2
Q1 2015 $32,200,000 +$10,300,000 +47% 31 Mar 2015 10-Q 04 May 2015 2015 Q1
Q4 2014 $30,400,000 +$5,200,000 +21% 31 Dec 2014 10-K 26 Feb 2018 2017 FY
Q3 2014 $21,400,000 -$2,500,000 -10% 30 Sep 2014 10-Q 31 Oct 2014 2014 Q3
Q2 2014 $21,900,000 -$1,800,000 -7.6% 30 Jun 2014 10-Q 01 Aug 2014 2014 Q2
Q1 2014 $21,900,000 -$500,000 -2.2% 31 Mar 2014 10-Q 05 May 2014 2014 Q1
Q4 2013 $25,200,000 +$5,700,000 +29% 31 Dec 2013 10-K 24 Feb 2017 2016 FY
Q3 2013 $23,900,000 +$3,400,000 +17% 30 Sep 2013 10-Q 28 Oct 2013 2013 Q3
Q2 2013 $23,700,000 +$7,800,000 +49% 30 Jun 2013 10-Q 05 Aug 2013 2013 Q2
Q1 2013 $22,400,000 31 Mar 2013 10-Q 06 May 2013 2013 Q1
Q4 2012 $19,500,000 +$2,800,000 +17% 31 Dec 2012 10-K 22 Feb 2016 2015 FY
Q3 2012 $20,500,000 30 Sep 2012 10-Q 26 Oct 2012 2012 Q3
Q2 2012 $15,900,000 30 Jun 2012 10-Q 03 Aug 2012 2012 Q2
Q4 2011 $16,700,000 -$5,800,000 -26% 31 Dec 2011 10-K 20 Feb 2015 2014 FY
Q4 2010 $22,500,000 31 Dec 2010 10-K 24 Feb 2014 2013 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.