| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2023 | -$22.2M | -$1.1M | -5.23% | Sep 30, 2023 | 10-Q | 2023-11-20 |
| Q2 2023 | -$21.9M | -$1.05M | -5.05% | Jun 30, 2023 | 10-Q | 2023-08-18 |
| Q1 2023 | -$21.6M | -$1.02M | -4.97% | Mar 31, 2023 | 10-Q | 2023-11-20 |
| Q4 2022 | -$21.3M | -$932K | -4.58% | Dec 31, 2022 | 10-Q | 2023-02-14 |
| Q3 2022 | -$21.1M | -$1.03M | -5.12% | Sep 30, 2022 | 10-Q | 2022-11-17 |
| Q2 2022 | -$20.8M | -$1.09M | -5.53% | Jun 30, 2022 | 10-Q | 2022-08-05 |
| Q1 2022 | -$20.6M | -$1.13M | -5.8% | Mar 31, 2022 | 10-K | 2023-07-26 |
| Q4 2021 | -$20.4M | -$1.24M | -6.51% | Dec 31, 2021 | 10-Q | 2022-02-11 |
| Q3 2021 | -$20M | -$1.13M | -5.99% | Sep 30, 2021 | 10-Q | 2021-11-15 |
| Q2 2021 | -$19.7M | -$1.02M | -5.44% | Jun 30, 2021 | 10-Q | 2021-08-03 |
| Q1 2021 | -$19.5M | -$927K | -5% | Mar 31, 2021 | 10-K | 2022-06-28 |
| Q4 2020 | -$19.1M | -$779K | -4.25% | Dec 31, 2020 | 10-Q | 2021-02-09 |
| Q3 2020 | -$18.9M | -$764K | -4.21% | Sep 30, 2020 | 10-Q | 2020-11-16 |
| Q2 2020 | -$18.7M | -$881K | -4.94% | Jun 30, 2020 | 10-Q | 2020-07-24 |
| Q1 2020 | -$18.5M | -$896K | -5.08% | Mar 31, 2020 | 10-K | 2021-07-14 |
| Q4 2019 | -$18.3M | -$1.02M | -5.89% | Dec 31, 2019 | 10-Q | 2020-01-31 |
| Q3 2019 | -$18.2M | -$1.39M | -8.28% | Sep 30, 2019 | 10-Q | 2019-11-07 |
| Q2 2019 | -$17.8M | -$1.32M | -7.98% | Jun 30, 2019 | 10-Q | 2019-08-21 |
| Q1 2019 | -$17.6M | -$1.32M | -8.11% | Mar 31, 2019 | 10-K | 2020-05-07 |
| Q4 2018 | -$17.3M | -$1.84M | -11.9% | Dec 31, 2018 | 10-Q | 2019-02-19 |
| Q3 2018 | -$16.8M | -$1.51M | -9.9% | Sep 30, 2018 | 10-Q | 2018-11-14 |
| Q2 2018 | -$16.5M | -$1.52M | -10.1% | Jun 30, 2018 | 10-Q | 2018-08-14 |
| Q1 2018 | -$16.3M | -$1.54M | -10.4% | Mar 31, 2018 | 10-K | 2019-07-12 |
| Q4 2017 | -$15.5M | -$957K | -6.59% | Dec 31, 2017 | 10-Q | 2018-02-05 |
| Q3 2017 | -$15.3M | -$959K | -6.71% | Sep 30, 2017 | 10-Q | 2017-11-08 |
| Q2 2017 | -$15M | -$924K | -6.56% | Jun 30, 2017 | 10-Q | 2017-10-02 |
| Q1 2017 | -$14.8M | -$1.18M | -8.68% | Mar 31, 2017 | 10-K | 2018-07-03 |
| Q4 2016 | -$14.5M | -$1.24M | -9.35% | Dec 31, 2016 | 10-Q | 2017-10-02 |
| Q3 2016 | -$14.3M | -$1.25M | -9.54% | Sep 30, 2016 | 10-Q | 2017-10-02 |
| Q2 2016 | -$14.1M | -$1.35M | -10.6% | Jun 30, 2016 | 10-Q | 2017-10-02 |
| Q1 2016 | -$13.6M | -$1.2M | -9.67% | Mar 31, 2016 | 10-K | 2017-10-02 |
| Q4 2015 | -$13.3M | -$1.27M | -10.6% | Dec 31, 2015 | 10-Q | 2016-01-20 |
| Q3 2015 | -$13M | -$1.26M | -10.7% | Sep 30, 2015 | 10-Q | 2015-11-13 |
| Q2 2015 | -$12.7M | -$1.35M | -11.9% | Jun 30, 2015 | 10-Q | 2015-08-10 |
| Q1 2015 | -$12.4M | -$1.45M | -13.3% | Mar 31, 2015 | 10-K | 2017-10-02 |
| Q4 2014 | -$12M | -$2.65M | -28.3% | Dec 31, 2014 | 10-Q | 2015-02-13 |
| Q3 2014 | -$11.8M | -$2.71M | -29.9% | Sep 30, 2014 | 10-Q | 2014-11-14 |
| Q2 2014 | -$11.4M | -$2.6M | -29.6% | Jun 30, 2014 | 10-Q | 2014-08-14 |
| Q1 2014 | -$10.9M | -$2.85M | -35.2% | Mar 31, 2014 | 10-K | 2015-06-29 |
| Q4 2013 | -$9.36M | -$2.85M | -43.7% | Dec 31, 2013 | 10-Q | 2014-02-14 |
| Q3 2013 | -$9.07M | -$2.87M | -46.2% | Sep 30, 2013 | 10-Q | 2013-11-14 |
| Q2 2013 | -$8.78M | -$2.91M | -49.5% | Jun 30, 2013 | 10-Q | 2013-08-13 |
| Q1 2013 | -$8.09M | -$2.56M | -46.2% | Mar 31, 2013 | 10-K | 2014-07-03 |
| Q4 2012 | -$6.51M | -$1.28M | -24.5% | Dec 31, 2012 | 10-Q | 2013-02-20 |
| Q3 2012 | -$6.2M | -$1.26M | -25.4% | Sep 30, 2012 | 10-Q | 2012-11-13 |
| Q2 2012 | -$5.88M | -$1.41M | -31.6% | Jun 30, 2012 | 10-Q | 2012-08-14 |
| Q1 2012 | -$5.53M | -$1.39M | -33.6% | Mar 31, 2012 | 10-K | 2013-07-01 |
| Q4 2011 | -$5.23M | Dec 31, 2011 | 10-Q | 2012-02-15 | ||
| Q3 2011 | -$4.95M | Sep 30, 2011 | 10-Q | 2011-11-18 | ||
| Q2 2011 | -$4.47M | Jun 30, 2011 | 10-Q/A | 2011-09-07 | ||
| Q1 2011 | -$4.14M | Mar 31, 2011 | 10-K | 2012-06-29 |