| Period | Value | YoY Chg | Change % | Date | Report | Filed | Fiscal Year | Fiscal Period |
|---|---|---|---|---|---|---|---|---|
| Q4 2024 | $111,000 | -$72,000 | -39% | 31 Dec 2024 | 10-K | 14 Mar 2025 | 2024 | FY |
| Q4 2023 | $183,000 | -$77,000 | -30% | 31 Dec 2023 | 10-K | 14 Mar 2025 | 2024 | FY |
| Q4 2022 | $260,000 | -$100,000 | -28% | 31 Dec 2022 | 10-K | 14 Mar 2025 | 2024 | FY |
| Q4 2021 | $360,000 | -$23,000 | -6% | 31 Dec 2021 | 10-K | 14 Mar 2024 | 2023 | FY |
| Q4 2020 | $383,000 | -$50,000 | -12% | 31 Dec 2020 | 10-K | 15 Mar 2023 | 2022 | FY |
| Q4 2019 | $433,000 | $0 | 0% | 31 Dec 2019 | 10-K | 16 Mar 2022 | 2021 | FY |
| Q4 2018 | $433,000 | -$125,000 | -22% | 31 Dec 2018 | 10-K | 16 Mar 2021 | 2020 | FY |
| Q4 2017 | $558,000 | -$74,000 | -12% | 31 Dec 2017 | 10-K | 16 Mar 2020 | 2019 | FY |
| Q4 2016 | $632,000 | -$4,000 | -0.63% | 31 Dec 2016 | 10-K | 19 Mar 2019 | 2018 | FY |
| Q4 2015 | $636,000 | +$93,000 | +17% | 31 Dec 2015 | 10-K | 16 Mar 2018 | 2017 | FY |
| Q4 2014 | $543,000 | +$1,000 | +0.18% | 31 Dec 2014 | 10-K | 16 Mar 2018 | 2017 | FY |
| Q4 2013 | $542,000 | +$319,000 | +143% | 31 Dec 2013 | 10-K | 16 Mar 2017 | 2016 | FY |
| Q4 2012 | $223,000 | -$2,284,000 | -91% | 31 Dec 2012 | 10-K | 15 Mar 2016 | 2015 | FY |
| Q4 2011 | $2,507,000 | +$1,367,000 | +120% | 31 Dec 2011 | 10-K | 16 Mar 2015 | 2014 | FY |
| Q2 2011 | $2,340,000 | +$1,290,000 | +123% | 31 Jul 2011 | 10-K | 17 Mar 2014 | 2013 | FY |
| Q4 2010 | $1,140,000 | 31 Dec 2010 | 10-K | 17 Mar 2014 | 2013 | FY | ||
| Q2 2010 | $1,050,000 | 31 Jul 2010 | 10-K | 17 Mar 2014 | 2013 | FY |