NEWMARKET 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
Newmarket Corp quarterly Unrecognized Tax Benefits history and growth rate from Q4 2010 to Q4 2023.
  • Newmarket Corp Unrecognized Tax Benefits for the quarter ending December 31, 2023 was $8.38M, a 6.37% 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 $8.38M +$502K +6.37% Dec 31, 2023 10-K 2024-02-15
Q4 2022 $7.88M +$1.51M +23.6% Dec 31, 2022 10-K 2024-02-15
Q4 2021 $6.37M -$531K -7.69% Dec 31, 2021 10-K 2024-02-15
Q4 2020 $6.91M -$6.64M -49% Dec 31, 2020 10-K 2024-02-15
Q4 2019 $13.5M +$2.88M +27% Dec 31, 2019 10-K 2023-02-15
Q4 2018 $10.7M +$1.56M +17.1% Dec 31, 2018 10-K 2022-02-15
Q4 2017 $9.1M +$292K +3.31% Dec 31, 2017 10-K 2021-02-16
Q4 2016 $8.81M +$6.49M +279% Dec 31, 2016 10-K 2020-02-18
Q4 2015 $2.32M +$857K +58.5% Dec 31, 2015 10-K 2019-02-19
Q4 2014 $1.47M -$1.86M -55.9% Dec 31, 2014 10-K 2018-02-15
Q4 2013 $3.32M +$1.32M +66.1% Dec 31, 2013 10-K 2017-02-15
Q4 2012 $2M +$1.4M +233% Dec 31, 2012 10-K 2015-02-17
Q4 2011 $600K -$133K -18.1% Dec 31, 2011 8-K 2013-03-08
Q4 2010 $733K Dec 31, 2010 8-K 2013-03-08
* An asterisk sign (*) next to the value indicates that the value is likely invalid.