| Period | Value | YoY Chg | Change % | Date | Report | Filed | Fiscal Year | Fiscal Period |
|---|---|---|---|---|---|---|---|---|
| Q4 2023 | $0 | -$72,000 | -100% | 31 Dec 2023 | 10-K | 22 Feb 2024 | 2023 | FY |
| Q4 2022 | $72,000 | +$60,000 | +500% | 31 Dec 2022 | 10-K | 22 Feb 2024 | 2023 | FY |
| Q4 2021 | $12,000 | -$28,000 | -70% | 31 Dec 2021 | 10-K | 23 Feb 2023 | 2022 | FY |
| Q4 2020 | $40,000 | -$26,000 | -39% | 31 Dec 2020 | 10-K | 24 Feb 2022 | 2021 | FY |
| Q4 2019 | $66,000 | -$28,000 | -30% | 31 Dec 2019 | 10-K | 25 Feb 2021 | 2020 | FY |
| Q4 2018 | $94,000 | -$34,000 | -27% | 31 Dec 2018 | 10-K | 27 Feb 2020 | 2019 | FY |
| Q4 2017 | $128,000 | -$65,000 | -34% | 31 Dec 2017 | 10-K | 28 Feb 2019 | 2018 | FY |
| Q4 2016 | $193,000 | -$61,000 | -24% | 31 Dec 2016 | 10-K | 22 Feb 2018 | 2017 | FY |
| Q4 2015 | $254,000 | -$67,000 | -21% | 31 Dec 2015 | 10-K | 23 Feb 2017 | 2016 | FY |
| Q4 2014 | $321,000 | 31 Dec 2014 | 10-K | 01 Mar 2016 | 2015 | FY |