| Period | Value | YoY Chg | Change % | Date | Report | Filed | Fiscal Year | Fiscal Period |
|---|---|---|---|---|---|---|---|---|
| Q4 2025 | $0 | $0 | 31 Dec 2025 | 10-K | 27 Feb 2026 | 2025 | FY | |
| Q4 2024 | $0 | $0 | 31 Dec 2024 | 10-K | 27 Feb 2026 | 2025 | FY | |
| Q4 2023 | $0 | $0 | 31 Dec 2023 | 10-K | 26 Feb 2025 | 2024 | FY | |
| Q4 2022 | $0 | $0 | 31 Dec 2022 | 10-K | 27 Feb 2024 | 2023 | FY | |
| Q4 2021 | $0 | -$151,000 | -100% | 31 Dec 2021 | 10-K | 23 Feb 2023 | 2022 | FY |
| Q4 2020 | $151,000 | +$19,000 | +14% | 31 Dec 2020 | 10-K | 25 Feb 2022 | 2021 | FY |
| Q4 2019 | $132,000 | +$74,000 | +128% | 31 Dec 2019 | 10-K | 24 Feb 2021 | 2020 | FY |
| Q4 2018 | $58,000 | +$28,000 | +93% | 31 Dec 2018 | 10-K | 26 Feb 2020 | 2019 | FY |
| Q4 2017 | $30,000 | -$396,000 | -93% | 31 Dec 2017 | 10-K | 25 Feb 2019 | 2018 | FY |
| Q4 2016 | $426,000 | +$426,000 | 31 Dec 2016 | 10-K | 27 Feb 2018 | 2017 | FY | |
| Q4 2015 | $0 | -$10,000 | -100% | 31 Dec 2015 | 10-K | 27 Feb 2017 | 2016 | FY |
| Q4 2014 | $10,000 | -$13,000 | -57% | 31 Dec 2014 | 10-K | 29 Feb 2016 | 2015 | FY |
| Q4 2013 | $23,000 | -$1,000 | -4.2% | 31 Dec 2013 | 10-K | 16 Mar 2015 | 2014 | FY |
| Q4 2012 | $24,000 | -$1,000 | -4% | 31 Dec 2012 | 10-K | 15 Mar 2013 | 2012 | FY |
| Q4 2011 | $25,000 | 31 Dec 2011 | 10-K | 15 Mar 2013 | 2012 | FY |