| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | $500 K | $0 | 0% | Dec 31, 2022 | 10-K | 2024-02-16 |
| Q4 2021 | $500 K | +$400 K | +400% | Dec 31, 2021 | 10-K | 2024-02-16 |
| Q4 2020 | $100 K | $0 | 0% | Dec 31, 2020 | 10-K | 2023-02-21 |
| Q4 2019 | $100 K | $0 | 0% | Dec 31, 2019 | 10-K | 2023-02-21 |
| Q4 2018 | $100 K | -$3.4 M | -97.1% | Dec 31, 2018 | 10-K | 2022-02-18 |
| Q4 2017 | $3.5 M | +$100 K | +2.94% | Dec 31, 2017 | 10-K | 2021-02-19 |
| Q4 2016 | $3.4 M | -$9.4 M | -73.4% | Dec 31, 2016 | 10-K | 2020-02-21 |
| Q4 2015 | $12.8 M | -$300 K | -2.29% | Dec 31, 2015 | 10-K | 2019-02-22 |
| Q4 2014 | $13.1 M | -$900 K | -6.43% | Dec 31, 2014 | 10-K | 2018-02-22 |
| Q4 2013 | $14 M | -$700 K | -4.76% | Dec 31, 2013 | 10-K | 2017-02-24 |
| Q4 2012 | $14.7 M | -$200 K | -1.34% | Dec 31, 2012 | 10-K | 2016-02-25 |
| Q4 2011 | $14.9 M | -$21.2 M | -58.7% | Dec 31, 2011 | 10-K | 2015-02-26 |
| Q4 2010 | $36.1 M | Dec 31, 2010 | 8-K | 2014-11-18 |