| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | -$35.2M | -$7.11M | -25.3% | Dec 31, 2022 | 10-K | 2023-05-19 |
| Q3 2022 | -$34.2M | -$11.6M | -51.1% | Sep 30, 2022 | 10-Q | 2022-11-14 |
| Q2 2022 | -$32.7M | -$11.5M | -54.1% | Jun 30, 2022 | 10-Q | 2022-08-19 |
| Q1 2022 | -$30.6M | -$10.5M | -52.4% | Mar 31, 2022 | 10-Q | 2022-05-23 |
| Q4 2021 | -$28.1M | -$9.9M | -54.3% | Dec 31, 2021 | 10-K | 2023-05-19 |
| Q3 2021 | -$22.6M | -$4.77M | -26.7% | Sep 30, 2021 | 10-Q | 2021-11-15 |
| Q2 2021 | -$21.3M | -$3.56M | -20.1% | Jun 30, 2021 | 10-Q | 2021-08-13 |
| Q1 2021 | -$20.1M | -$2.64M | -15.2% | Mar 31, 2021 | 10-Q | 2021-05-17 |
| Q4 2020 | -$18.2M | -$1.5M | -8.96% | Dec 31, 2020 | 10-K | 2022-04-12 |
| Q3 2020 | -$17.9M | -$17.4M | -3657% | Sep 30, 2020 | 10-Q | 2021-01-29 |
| Q2 2020 | -$17.7M | Jun 30, 2020 | 10-Q | 2021-01-29 | ||
| Q1 2020 | -$17.4M | -$17M | -3816% | Mar 31, 2020 | 10-Q | 2021-01-29 |
| Q4 2019 | -$16.7M | -$10.3M | -161% | Dec 31, 2019 | 10-K | 2021-03-31 |
| Q3 2019 | -$476K | -$59.1K | -14.2% | Sep 30, 2019 | 10-Q | 2019-11-14 |
| Q1 2019 | -$445K | -$33.5K | -8.14% | Mar 31, 2019 | 10-Q | 2019-08-14 |
| Q4 2018 | -$6.41M | -$6.01M | -1501% | Dec 31, 2018 | 10-K | 2020-12-15 |
| Q3 2018 | -$417K | -$15.7K | -3.91% | Sep 30, 2018 | 10-Q | 2018-11-14 |
| Q1 2018 | -$412K | -$51.6K | -14.3% | Mar 31, 2018 | 10-Q | 2018-05-14 |
| Q4 2017 | -$400K | -$36.5K | -10% | Dec 31, 2017 | 10-K | 2019-04-01 |
| Q3 2017 | -$401K | -$38.3K | -10.6% | Sep 30, 2017 | 10-Q | 2017-11-14 |
| Q2 2017 | -$377K | Jun 30, 2017 | 10-Q | 2017-08-14 | ||
| Q1 2017 | -$360K | -$20.6K | -6.06% | Mar 31, 2017 | 10-Q | 2017-05-15 |
| Q4 2016 | -$364K | -$19K | -5.51% | Dec 31, 2016 | 10-K/A | 2018-04-20 |
| Q3 2016 | -$363K | +$13.6K | +3.6% | Sep 30, 2016 | 10-Q | 2016-11-14 |
| Q1 2016 | -$340K | +$21.3K | +5.91% | Mar 31, 2016 | 10-Q | 2016-05-16 |
| Q4 2015 | -$345K | -$10.5K | -3.13% | Dec 31, 2015 | 10-K | 2017-03-31 |
| Q3 2015 | -$376K | -$46.5K | -14.1% | Sep 30, 2015 | 10-Q | 2015-11-16 |
| Q2 2015 | -$356K | -$65.8K | -22.6% | Jun 30, 2015 | 10-Q | 2016-08-15 |
| Q1 2015 | -$361K | -$134K | -58.7% | Mar 31, 2015 | 10-Q | 2015-05-14 |
| Q4 2014 | -$334K | -$139K | -71.6% | Dec 31, 2014 | 10-Q | 2016-08-15 |
| Q3 2014 | -$330K | -$143K | -76.7% | Sep 30, 2014 | 10-Q | 2014-11-13 |
| Q2 2014 | -$290K | -$91.8K | -46.2% | Jun 30, 2014 | 10-Q | 2014-08-14 |
| Q1 2014 | -$227K | -$39.1K | -20.8% | Mar 31, 2014 | 10-Q | 2014-05-14 |
| Q4 2013 | -$195K | -$4.79K | -2.52% | Dec 31, 2013 | 10-K | 2015-03-30 |
| Q3 2013 | -$187K | Sep 30, 2013 | 10-Q | 2013-11-12 | ||
| Q2 2013 | -$199K | Jun 30, 2013 | 10-Q | 2013-08-14 | ||
| Q1 2013 | -$188K | Mar 31, 2013 | 10-Q | 2013-05-14 | ||
| Q4 2012 | -$190K | -$45.8K | -31.7% | Dec 31, 2012 | 10-K | 2014-03-26 |
| Q4 2011 | -$144K | Dec 31, 2011 | 10-K | 2013-03-28 |