| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $12.9M | -$5.57M | -30.2% | Dec 31, 2023 | 10-K | 2024-02-16 |
| Q4 2022 | $18.4M | -$8.29M | -31% | Dec 31, 2022 | 10-K | 2024-02-16 |
| Q4 2021 | $26.7M | -$13.9M | -34.3% | Dec 31, 2021 | 10-K | 2024-02-16 |
| Q4 2020 | $40.7M | +$3.78M | +10.3% | Dec 31, 2020 | 10-K | 2024-02-16 |
| Q4 2019 | $36.9M | +$15.6M | +73.6% | Dec 31, 2019 | 10-K | 2023-02-22 |
| Q4 2018 | $21.2M | +$4.19M | +24.5% | Dec 31, 2018 | 10-K | 2022-02-23 |
| Q4 2017 | $17.1M | +$251K | +1.49% | Dec 31, 2017 | 10-K | 2021-02-24 |
| Q4 2016 | $16.8M | -$6.72M | -28.6% | Dec 31, 2016 | 10-K | 2020-02-14 |
| Q4 2015 | $23.5M | -$3.06M | -11.5% | Dec 31, 2015 | 10-K | 2019-02-15 |
| Q4 2014 | $26.6M | -$19.3M | -42.1% | Dec 31, 2014 | 10-K | 2018-02-16 |
| Q4 2013 | $45.9M | -$5.89M | -11.4% | Dec 31, 2013 | 10-K | 2017-02-17 |
| Q4 2012 | $51.8M | +$3.62M | +7.52% | Dec 31, 2012 | 10-K | 2016-02-17 |
| Q4 2011 | $48.2M | -$3.91M | -7.52% | Dec 31, 2011 | 10-K | 2015-02-19 |
| Q4 2010 | $52.1M | Dec 31, 2010 | 10-K | 2014-02-19 |