| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | -$7.92M | -$165K | -2.13% | Dec 31, 2022 | 10-K | 2023-04-17 |
| Q3 2022 | -$8M | -$704K | -9.65% | Sep 30, 2022 | 10-Q | 2022-11-21 |
| Q2 2022 | -$7.96M | -$827K | -11.6% | Jun 30, 2022 | 10-Q | 2022-08-22 |
| Q1 2022 | -$8.04M | -$856K | -11.9% | Mar 31, 2022 | 10-Q | 2022-05-23 |
| Q4 2021 | -$7.75M | -$668K | -9.43% | Dec 31, 2021 | 10-K | 2023-04-17 |
| Q3 2021 | -$7.3M | +$65.1K | +0.89% | Sep 30, 2021 | 10-Q | 2021-11-22 |
| Q2 2021 | -$7.14M | -$202K | -2.92% | Jun 30, 2021 | 10-Q/A | 2021-09-07 |
| Q1 2021 | -$7.18M | -$266K | -3.84% | Mar 31, 2021 | 10-Q | 2021-05-24 |
| Q4 2020 | -$7.09M | -$525K | -8% | Dec 31, 2020 | 10-K/A | 2022-05-13 |
| Q3 2020 | -$7.36M | -$1.47M | -24.9% | Sep 30, 2020 | 10-Q | 2020-11-23 |
| Q2 2020 | -$6.93M | -$1.16M | -20% | Jun 30, 2020 | 10-Q | 2020-09-29 |
| Q1 2020 | -$6.91M | -$1.22M | -21.3% | Mar 31, 2020 | 10-Q | 2020-09-01 |
| Q4 2019 | -$6.56M | -$1.38M | -26.7% | Dec 31, 2019 | 10-K | 2021-04-15 |
| Q3 2019 | -$5.89M | -$1.09M | -22.6% | Sep 30, 2019 | 10-Q | 2019-11-19 |
| Q2 2019 | -$5.78M | -$1.02M | -21.5% | Jun 30, 2019 | 10-Q | 2019-08-19 |
| Q1 2019 | -$5.7M | -$1.15M | -25.3% | Mar 31, 2019 | 10-Q | 2019-05-20 |
| Q4 2018 | -$5.18M | -$640K | -14.1% | Dec 31, 2018 | 10-K | 2020-08-07 |
| Q3 2018 | -$4.81M | -$545K | -12.8% | Sep 30, 2018 | 10-Q/A | 2018-11-21 |
| Q2 2018 | -$4.75M | -$873K | -22.5% | Jun 30, 2018 | 10-Q | 2018-08-22 |
| Q1 2018 | -$4.55M | -$467K | -11.5% | Mar 31, 2018 | 10-Q | 2018-05-21 |
| Q4 2017 | -$4.54M | -$600K | -15.2% | Dec 31, 2017 | 10-K | 2019-04-16 |
| Q3 2017 | -$4.26M | -$1.14M | -36.3% | Sep 30, 2017 | 10-Q | 2017-11-20 |
| Q2 2017 | -$3.88M | -$743K | -23.7% | Jun 30, 2017 | 10-Q | 2017-08-21 |
| Q1 2017 | -$4.08M | -$1.78M | -77.6% | Mar 31, 2017 | 10-Q | 2017-05-22 |
| Q4 2016 | -$3.94M | -$1.92M | -95.4% | Dec 31, 2016 | 10-K | 2018-04-17 |
| Q3 2016 | -$3.13M | -$1.44M | -85.2% | Sep 30, 2016 | 10-Q | 2016-11-21 |
| Q2 2016 | -$3.14M | -$1.18M | -60.2% | Jun 30, 2016 | 10-Q | 2016-08-22 |
| Q1 2016 | -$2.3M | -$354K | -18.2% | Mar 31, 2016 | 10-Q | 2016-05-20 |
| Q4 2015 | -$2.02M | -$215K | -11.9% | Dec 31, 2015 | 10-K | 2017-04-17 |
| Q3 2015 | -$1.69M | -$166K | -10.9% | Sep 30, 2015 | 10-Q | 2015-11-16 |
| Q2 2015 | -$1.96M | -$706K | -56.3% | Jun 30, 2015 | 10-Q | 2015-08-19 |
| Q1 2015 | -$1.94M | Mar 31, 2015 | 10-Q | 2015-07-10 | ||
| Q4 2014 | -$1.8M | -$637K | -54.7% | Dec 31, 2014 | 10-K | 2016-04-11 |
| Q3 2014 | -$1.52M | Sep 30, 2014 | 10-Q | 2014-11-19 | ||
| Q2 2014 | -$1.25M | Jun 30, 2014 | 10-Q/A | 2014-08-20 | ||
| Q4 2013 | -$1.16M | Dec 31, 2013 | 10-K | 2015-06-26 |