| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $18.2M | +$117K | +0.65% | Dec 31, 2023 | 10-K | 2024-02-21 |
| Q4 2022 | $18.1M | -$1K | -0.01% | Dec 31, 2022 | 10-K | 2024-02-21 |
| Q4 2021 | $18.1M | -$296K | -1.61% | Dec 31, 2021 | 10-K | 2024-02-21 |
| Q4 2020 | $18.4M | +$59K | +0.32% | Dec 31, 2020 | 10-K | 2023-02-22 |
| Q4 2019 | $18.3M | -$181K | -0.98% | Dec 31, 2019 | 10-K | 2022-02-15 |
| Q4 2018 | $18.5M | +$46K | +0.25% | Dec 31, 2018 | 10-K | 2021-02-25 |
| Q4 2017 | $18.5M | -$10.7M | -36.7% | Dec 31, 2017 | 10-K | 2020-02-19 |
| Q4 2016 | $29.2M | -$1.08M | -3.56% | Dec 31, 2016 | 10-K | 2019-02-14 |
| Q4 2015 | $30.2M | +$41K | +0.14% | Dec 31, 2015 | 10-K | 2018-02-22 |
| Q4 2014 | $30.2M | +$28.6M | +1841% | Dec 31, 2014 | 10-K | 2017-02-15 |
| Q4 2013 | $1.56M | +$311K | +25% | Dec 31, 2013 | 10-K | 2015-02-25 |
| Q4 2012 | $1.25M | -$194K | -13.5% | Dec 31, 2012 | 10-K | 2014-03-03 |
| Q4 2011 | $1.44M | -$158K | -9.89% | Dec 31, 2011 | 8-K | 2013-12-11 |
| Q4 2010 | $1.6M | Dec 31, 2010 | 10-K | 2012-02-28 |