| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $670K | +$670K | Dec 31, 2023 | 10-K | 2024-02-29 | |
| Q4 2022 | $0 | $0 | Dec 31, 2022 | 10-K | 2024-02-29 | |
| Q4 2021 | $0 | $0 | Dec 31, 2021 | 10-K | 2024-02-29 | |
| Q4 2020 | $0 | $0 | Dec 31, 2020 | 10-K | 2022-03-14 | |
| Q4 2019 | $0 | -$150K | -100% | Dec 31, 2019 | 10-K | 2021-03-12 |
| Q4 2018 | $150K | $0 | 0% | Dec 31, 2018 | 10-K | 2021-03-12 |
| Q4 2017 | $150K | $0 | 0% | Dec 31, 2017 | 10-K | 2020-03-13 |
| Q4 2016 | $150K | -$12K | -7.41% | Dec 31, 2016 | 10-K | 2019-03-15 |
| Q4 2015 | $162K | -$68K | -29.6% | Dec 31, 2015 | 10-K | 2018-03-16 |
| Q4 2014 | $230K | -$45K | -16.4% | Dec 31, 2014 | 10-K | 2017-03-10 |
| Q4 2013 | $275K | -$15K | -5.17% | Dec 31, 2013 | 10-K | 2016-03-11 |
| Q4 2012 | $290K | -$30K | -9.38% | Dec 31, 2012 | 10-K | 2015-03-13 |
| Q4 2011 | $320K | -$365K | -53.3% | Dec 31, 2011 | 10-K | 2014-03-14 |
| Q4 2010 | $685K | Dec 31, 2010 | 10-K | 2013-03-15 |