| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | $0 | -$38K | -100% | Dec 31, 2022 | 10-K | 2023-03-29 |
| Q3 2022 | $0 | -$304K | -100% | Sep 30, 2022 | 10-Q | 2022-11-07 |
| Q2 2022 | $0 | -$732K | -100% | Jun 30, 2022 | 10-Q | 2022-08-04 |
| Q1 2022 | $0 | -$1.16M | -100% | Mar 31, 2022 | 10-Q | 2022-05-05 |
| Q4 2021 | $38K | -$1.55M | -97.6% | Dec 31, 2021 | 10-K | 2023-03-29 |
| Q3 2021 | $304K | -$1.58M | -83.9% | Sep 30, 2021 | 10-Q | 2021-11-09 |
| Q2 2021 | $732K | -$1.56M | -68.1% | Jun 30, 2021 | 10-Q | 2021-08-02 |
| Q1 2021 | $1.16M | -$1.53M | -56.9% | Mar 31, 2021 | 10-Q | 2021-05-13 |
| Q4 2020 | $1.59M | -$841K | -34.7% | Dec 31, 2020 | 10-K | 2022-03-02 |
| Q3 2020 | $1.89M | -$24.7M | -92.9% | Sep 30, 2020 | 10-Q | 2020-11-09 |
| Q2 2020 | $2.29M | -$25.3M | -91.7% | Jun 30, 2020 | 10-Q | 2020-08-06 |
| Q1 2020 | $2.7M | -$27.5M | -91.1% | Mar 31, 2020 | 10-Q | 2020-05-07 |
| Q4 2019 | $2.43M | -$1.34M | -35.6% | Dec 31, 2019 | 10-K | 2021-03-08 |
| Q3 2019 | $26.6M | -$5.86M | -18.1% | Sep 30, 2019 | 10-Q | 2019-11-14 |
| Q2 2019 | $27.6M | -$4.37M | -13.7% | Jun 30, 2019 | 10-Q | 2019-08-08 |
| Q1 2019 | $30.2M | -$2.94M | -8.88% | Mar 31, 2019 | 10-Q | 2019-05-09 |
| Q4 2018 | $3.77M | -$13.9M | -78.7% | Dec 31, 2018 | 10-K | 2020-03-11 |
| Q3 2018 | $32.5M | Sep 30, 2018 | 10-Q | 2018-11-13 | ||
| Q2 2018 | $32M | Jun 30, 2018 | 10-Q | 2018-08-09 | ||
| Q1 2018 | $33.1M | Mar 31, 2018 | 10-Q | 2018-05-11 | ||
| Q4 2017 | $17.7M | +$17.7M | Dec 31, 2017 | 10-K | 2019-03-18 | |
| Q4 2016 | $0 | Dec 31, 2016 | 10-K | 2018-04-02 |