| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $25.6M | -$3.94M | -13.3% | Dec 31, 2023 | 10-K | 2024-02-14 |
| Q4 2022 | $29.5M | -$3.96M | -11.8% | Dec 31, 2022 | 10-K | 2024-02-14 |
| Q4 2021 | $33.5M | -$3.33M | -9.04% | Dec 31, 2021 | 10-K | 2024-02-14 |
| Q4 2020 | $36.8M | -$2.54M | -6.45% | Dec 31, 2020 | 10-K | 2023-02-15 |
| Q4 2019 | $39.4M | -$4.06M | -9.36% | Dec 31, 2019 | 10-K | 2022-02-16 |
| Q4 2018 | $43.4M | -$1.92M | -4.23% | Dec 31, 2018 | 10-K | 2021-02-12 |
| Q4 2017 | $45.3M | -$773K | -1.68% | Dec 31, 2017 | 10-K | 2020-02-19 |
| Q4 2016 | $46.1M | -$481K | -1.03% | Dec 31, 2016 | 10-K | 2019-02-13 |
| Q4 2015 | $46.6M | +$587K | +1.28% | Dec 31, 2015 | 10-K | 2018-02-14 |
| Q4 2014 | $46M | +$2.21M | +5.04% | Dec 31, 2014 | 10-K | 2017-02-15 |
| Q4 2013 | $43.8M | +$3.55M | +8.83% | Dec 31, 2013 | 10-K | 2016-02-17 |
| Q4 2012 | $40.2M | -$4.81M | -10.7% | Dec 31, 2012 | 10-K | 2015-02-19 |
| Q4 2011 | $45M | +$327K | +0.73% | Dec 31, 2011 | 10-K | 2014-02-20 |
| Q4 2010 | $44.7M | Dec 31, 2010 | 10-K | 2013-02-19 |