| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $8M | +$3M | +60% | Dec 31, 2023 | 10-K | 2024-02-22 |
| Q4 2022 | $5M | $0 | 0% | Dec 31, 2022 | 10-K | 2024-02-22 |
| Q4 2021 | $5M | +$3M | +150% | Dec 31, 2021 | 10-K | 2024-02-22 |
| Q4 2020 | $2M | $0 | 0% | Dec 31, 2020 | 10-K | 2024-02-22 |
| Q4 2019 | $2M | +$763K | +61.7% | Dec 31, 2019 | 10-K | 2023-02-23 |
| Q4 2018 | $1.24M | -$453K | -26.8% | Dec 31, 2018 | 10-K | 2022-02-25 |
| Q4 2017 | $1.69M | -$456K | -21.2% | Dec 31, 2017 | 10-K | 2021-02-26 |
| Q4 2016 | $2.15M | -$127K | -5.59% | Dec 31, 2016 | 10-K | 2020-02-27 |
| Q4 2015 | $2.27M | -$357K | -13.6% | Dec 31, 2015 | 10-K | 2019-03-01 |
| Q4 2014 | $2.63M | +$1.19M | +82% | Dec 31, 2014 | 10-K | 2018-02-28 |
| Q4 2013 | $1.45M | -$248K | -14.6% | Dec 31, 2013 | 10-K | 2017-02-27 |
| Q4 2012 | $1.69M | -$2.61M | -60.7% | Dec 31, 2012 | 10-K | 2016-02-25 |
| Q4 2011 | $4.31M | -$1.14M | -20.9% | Dec 31, 2011 | 10-K | 2015-03-02 |
| Q4 2010 | $5.44M | Dec 31, 2010 | 10-K | 2014-03-03 |