| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $2.04M | +$17K | +0.84% | Dec 31, 2023 | 10-K | 2024-03-12 |
| Q4 2022 | $2.03M | -$26K | -1.27% | Dec 31, 2022 | 10-K | 2024-03-12 |
| Q4 2021 | $2.05M | -$26K | -1.25% | Dec 31, 2021 | 10-K | 2024-03-12 |
| Q4 2020 | $2.08M | -$322K | -13.4% | Dec 31, 2020 | 10-K | 2024-03-12 |
| Q4 2019 | $2.4M | -$160K | -6.25% | Dec 31, 2019 | 10-K | 2023-03-02 |
| Q3 2019 | $2.4M | -$200K | -7.69% | Sep 30, 2019 | 10-Q | 2019-11-06 |
| Q2 2019 | $2.4M | -$200K | -7.69% | Jun 30, 2019 | 10-Q | 2019-08-07 |
| Q4 2018 | $2.56M | +$52K | +2.07% | Dec 31, 2018 | 10-K | 2022-03-02 |
| Q3 2018 | $2.6M | +$100K | +4% | Sep 30, 2018 | 10-Q | 2018-11-09 |
| Q2 2018 | $2.6M | +$200K | +8.33% | Jun 30, 2018 | 10-Q | 2018-08-10 |
| Q1 2018 | $2.5M | $0 | 0% | Mar 31, 2018 | 10-Q | 2018-05-10 |
| Q4 2017 | $2.51M | -$1.1M | -30.5% | Dec 31, 2017 | 10-K | 2021-03-10 |
| Q3 2017 | $2.5M | Sep 30, 2017 | 10-Q | 2018-03-23 | ||
| Q2 2017 | $2.4M | Jun 30, 2017 | 10-Q | 2018-03-23 | ||
| Q1 2017 | $2.5M | Mar 31, 2017 | 10-Q | 2018-03-23 | ||
| Q4 2016 | $3.61M | +$190K | +5.56% | Dec 31, 2016 | 10-K | 2020-02-28 |
| Q4 2015 | $3.42M | +$1.96M | +134% | Dec 31, 2015 | 10-K | 2019-03-01 |
| Q4 2014 | $1.46M | +$17K | +1.18% | Dec 31, 2014 | 10-K | 2018-03-23 |
| Q4 2013 | $1.44M | +$25K | +1.76% | Dec 31, 2013 | 10-K | 2015-02-20 |
| Q4 2012 | $1.42M | +$32K | +2.31% | Dec 31, 2012 | 10-K | 2015-02-20 |
| Q4 2011 | $1.39M | -$990K | -41.7% | Dec 31, 2011 | 10-K | 2015-02-20 |
| Q4 2010 | $2.38M | Dec 31, 2010 | 10-K | 2014-02-18 |