| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $3.59M | -$65K | -1.78% | Dec 31, 2023 | 10-K | 2024-03-04 |
| Q4 2022 | $3.65M | -$97K | -2.59% | Dec 31, 2022 | 10-K | 2024-03-04 |
| Q4 2021 | $3.75M | -$28K | -0.74% | Dec 31, 2021 | 10-K | 2024-03-04 |
| Q4 2020 | $3.78M | -$1.51M | -28.5% | Dec 31, 2020 | 10-K | 2024-03-04 |
| Q4 2019 | $5.29M | -$2.11M | -28.6% | Dec 31, 2019 | 10-K | 2023-03-06 |
| Q1 2019 | $4.8M | Mar 31, 2019 | 10-Q | 2019-05-06 | ||
| Q4 2018 | $7.4M | -$3.9M | -34.5% | Dec 31, 2018 | 10-K | 2022-03-15 |
| Q4 2017 | $11.3M | +$5.83M | +107% | Dec 31, 2017 | 10-K | 2021-03-04 |
| Q4 2016 | $5.47M | -$718K | -11.6% | Dec 31, 2016 | 10-K | 2020-03-05 |
| Q4 2015 | $6.19M | +$290K | +4.92% | Dec 31, 2015 | 10-K | 2019-02-25 |
| Q4 2014 | $5.9M | -$2.03M | -25.6% | Dec 31, 2014 | 10-K | 2018-03-07 |
| Q4 2013 | $7.92M | +$6.17M | +352% | Dec 31, 2013 | 10-K | 2017-02-27 |
| Q4 2012 | $1.75M | -$52K | -2.88% | Dec 31, 2012 | 10-K | 2016-03-10 |
| Q4 2011 | $1.81M | -$499K | -21.6% | Dec 31, 2011 | 10-K | 2015-02-23 |
| Q4 2010 | $2.31M | Dec 31, 2010 | 10-K | 2014-02-26 |