| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $4.7M | -$3.2M | -40.5% | Dec 31, 2023 | 10-K | 2024-02-20 |
| Q4 2022 | $7.9M | +$2.3M | +41.1% | Dec 31, 2022 | 10-K | 2024-02-20 |
| Q4 2021 | $5.6M | +$700K | +14.3% | Dec 31, 2021 | 10-K | 2023-02-21 |
| Q3 2021 | $5.1M | -$4.8M | -48.5% | Sep 30, 2021 | 10-Q | 2021-11-03 |
| Q2 2021 | $4.3M | -$6.7M | -60.9% | Jun 30, 2021 | 10-Q | 2021-08-04 |
| Q1 2021 | $6.5M | -$8.7M | -57.2% | Mar 31, 2021 | 10-Q | 2021-05-05 |
| Q4 2020 | $4.9M | -$6.2M | -55.9% | Dec 31, 2020 | 10-K | 2022-02-22 |
| Q3 2020 | $9.9M | -$3.8M | -27.7% | Sep 30, 2020 | 10-Q | 2020-11-04 |
| Q2 2020 | $11M | -$2M | -15.4% | Jun 30, 2020 | 10-Q | 2020-08-05 |
| Q1 2020 | $15.2M | +$400K | +2.7% | Mar 31, 2020 | 10-Q | 2020-05-07 |
| Q4 2019 | $11.1M | -$1M | -8.26% | Dec 31, 2019 | 10-K | 2021-02-25 |
| Q3 2019 | $13.7M | -$100K | -0.73% | Sep 30, 2019 | 10-Q | 2019-11-05 |
| Q2 2019 | $13M | -$3.3M | -20.2% | Jun 30, 2019 | 10-Q | 2019-08-01 |
| Q1 2019 | $14.8M | -$3.7M | -20% | Mar 31, 2019 | 10-Q | 2019-05-02 |
| Q4 2018 | $12.1M | -$11.2M | -48.1% | Dec 31, 2018 | 10-K | 2020-02-26 |
| Q3 2018 | $13.8M | -$9.8M | -41.5% | Sep 30, 2018 | 10-Q | 2018-11-07 |
| Q2 2018 | $16.3M | -$9.7M | -37.3% | Jun 30, 2018 | 10-Q | 2018-08-02 |
| Q1 2018 | $18.5M | -$9M | -32.7% | Mar 31, 2018 | 10-Q | 2018-05-02 |
| Q4 2017 | $23.3M | -$800K | -3.32% | Dec 31, 2017 | 10-K | 2019-02-27 |
| Q3 2017 | $23.6M | -$1.5M | -5.98% | Sep 30, 2017 | 10-Q | 2017-11-02 |
| Q2 2017 | $26M | Jun 30, 2017 | 10-Q | 2017-08-02 | ||
| Q1 2017 | $27.5M | Mar 31, 2017 | 10-Q | 2017-05-04 | ||
| Q4 2016 | $24.1M | +$1.9M | +8.56% | Dec 31, 2016 | 10-K | 2018-02-28 |
| Q3 2016 | $25.1M | Sep 30, 2016 | 10-Q | 2016-11-09 | ||
| Q4 2015 | $22.2M | Dec 31, 2015 | 10-K | 2017-02-28 |