| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | $600K | $0 | 0% | Mar 31, 2023 | 10-Q | 2023-05-03 |
| Q4 2022 | $500K | +$100K | +25% | Dec 31, 2022 | 10-Q | 2023-05-03 |
| Q3 2022 | $500K | +$100K | +25% | Sep 30, 2022 | 10-Q | 2022-11-03 |
| Q2 2022 | $500K | +$100K | +25% | Jun 30, 2022 | 10-Q | 2022-08-04 |
| Q1 2022 | $600K | +$300K | +100% | Mar 31, 2022 | 10-Q | 2022-05-05 |
| Q4 2021 | $400K | $0 | 0% | Dec 31, 2021 | 10-K | 2023-02-24 |
| Q3 2021 | $400K | +$100K | +33.3% | Sep 30, 2021 | 10-Q | 2021-11-03 |
| Q2 2021 | $400K | -$100K | -20% | Jun 30, 2021 | 10-Q | 2021-08-04 |
| Q1 2021 | $300K | -$1M | -76.9% | Mar 31, 2021 | 10-Q | 2021-05-05 |
| Q4 2020 | $400K | -$1.2M | -75% | Dec 31, 2020 | 10-K | 2022-02-25 |
| Q3 2020 | $300K | -$2.2M | -88% | Sep 30, 2020 | 10-Q | 2020-11-06 |
| Q2 2020 | $500K | -$2.1M | -80.8% | Jun 30, 2020 | 10-Q | 2020-08-10 |
| Q1 2020 | $1.3M | -$1.1M | -45.8% | Mar 31, 2020 | 10-Q | 2020-05-08 |
| Q4 2019 | $1.6M | -$500K | -23.8% | Dec 31, 2019 | 10-K | 2021-02-23 |
| Q3 2019 | $2.5M | +$200K | +8.7% | Sep 30, 2019 | 10-Q | 2019-10-31 |
| Q2 2019 | $2.6M | -$800K | -23.5% | Jun 30, 2019 | 10-Q | 2019-08-01 |
| Q1 2019 | $2.4M | -$1M | -29.4% | Mar 31, 2019 | 10-Q | 2019-05-02 |
| Q4 2018 | $2.1M | -$1.5M | -41.7% | Dec 31, 2018 | 10-K | 2020-02-25 |
| Q3 2018 | $2.3M | -$2.3M | -50% | Sep 30, 2018 | 10-Q | 2018-11-01 |
| Q2 2018 | $3.4M | -$1.7M | -33.3% | Jun 30, 2018 | 10-Q | 2018-08-02 |
| Q1 2018 | $3.4M | +$1.4M | +70% | Mar 31, 2018 | 10-Q | 2018-05-03 |
| Q4 2017 | $3.6M | +$2.1M | +140% | Dec 31, 2017 | 10-K | 2019-02-26 |
| Q3 2017 | $4.6M | Sep 30, 2017 | 10-Q | 2017-11-03 | ||
| Q2 2017 | $5.1M | Jun 30, 2017 | 10-Q | 2017-08-04 | ||
| Q1 2017 | $2M | Mar 31, 2017 | 10-Q | 2017-05-04 | ||
| Q4 2016 | $1.5M | Dec 31, 2016 | 10-K | 2018-02-27 |