| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q2 2023 | -$68.1M | -$6.94M | -11.4% | Jun 30, 2023 | 10-Q | 2023-08-29 |
| Q1 2023 | -$67M | -$7.85M | -13.3% | Mar 31, 2023 | 10-Q | 2023-07-13 |
| Q4 2022 | -$65.2M | -$7.55M | -13.1% | Dec 31, 2022 | 10-Q | 2023-08-29 |
| Q3 2022 | -$63.5M | -$7.83M | -14.1% | Sep 30, 2022 | 10-Q | 2022-11-14 |
| Q2 2022 | -$61.1M | -$7.41M | -13.8% | Jun 30, 2022 | 10-Q | 2022-08-18 |
| Q1 2022 | -$59.2M | -$6.5M | -12.3% | Mar 31, 2022 | 10-Q/A | 2022-08-18 |
| Q4 2021 | -$57.7M | -$6.38M | -12.4% | Dec 31, 2021 | 10-K/A | 2023-07-13 |
| Q3 2021 | -$55.7M | -$1.27M | -2.33% | Sep 30, 2021 | 10-Q | 2021-11-15 |
| Q2 2021 | -$53.7M | -$2.48M | -4.84% | Jun 30, 2021 | 10-Q | 2021-08-16 |
| Q1 2021 | -$52.7M | -$4.57M | -9.5% | Mar 31, 2021 | 10-Q | 2021-05-17 |
| Q4 2020 | -$51.3M | -$6.18M | -13.7% | Dec 31, 2020 | 10-K | 2022-04-01 |
| Q3 2020 | -$54.4M | -$6.53M | -13.6% | Sep 30, 2020 | 10-Q | 2020-11-12 |
| Q2 2020 | -$51.3M | -$8.92M | -21.1% | Jun 30, 2020 | 10-Q | 2020-08-14 |
| Q1 2020 | -$48.1M | +$1.14M | +2.31% | Mar 31, 2020 | 10-Q | 2020-06-29 |
| Q4 2019 | -$45.1M | -$3.08M | -7.32% | Dec 31, 2019 | 10-K | 2021-03-05 |
| Q3 2019 | -$47.9M | -$6.35M | -15.3% | Sep 30, 2019 | 10-Q | 2019-11-14 |
| Q2 2019 | -$42.3M | -$5.78M | -15.8% | Jun 30, 2019 | 10-Q | 2019-08-16 |
| Q1 2019 | -$49.2M | -$9.61M | -24.3% | Mar 31, 2019 | 10-Q | 2019-06-17 |
| Q4 2018 | -$42.1M | -$9.83M | -30.5% | Dec 31, 2018 | 10-K | 2020-05-15 |
| Q3 2018 | -$41.5M | -$12.6M | -43.6% | Sep 30, 2018 | 10-Q/A | 2018-12-28 |
| Q2 2018 | -$36.6M | -$8.77M | -31.6% | Jun 30, 2018 | 10-Q | 2018-08-15 |
| Q1 2018 | -$39.6M | -$10.5M | -36.1% | Mar 31, 2018 | 10-Q/A | 2018-05-23 |
| Q4 2017 | -$32.2M | -$5.22M | -19.3% | Dec 31, 2017 | 10-K | 2019-05-28 |
| Q3 2017 | -$28.9M | -$2.97M | -11.5% | Sep 30, 2017 | 10-Q/A | 2017-12-21 |
| Q2 2017 | -$27.8M | -$2.39M | -9.4% | Jun 30, 2017 | 10-Q | 2017-08-21 |
| Q1 2017 | -$29.1M | -$4.01M | -16% | Mar 31, 2017 | 10-Q | 2017-05-22 |
| Q4 2016 | -$27M | -$2.31M | -9.33% | Dec 31, 2016 | 10-K/A | 2018-04-25 |
| Q3 2016 | -$26M | -$2.15M | -9.05% | Sep 30, 2016 | 10-Q | 2016-12-16 |
| Q2 2016 | -$25.4M | -$2.03M | -8.68% | Jun 30, 2016 | 10-Q | 2016-08-26 |
| Q1 2016 | -$25.1M | Mar 31, 2016 | 10-Q | 2016-05-20 | ||
| Q4 2015 | -$24.7M | -$2.07M | -9.16% | Dec 31, 2015 | 10-K | 2017-04-28 |
| Q3 2015 | -$23.8M | Sep 30, 2015 | 10-Q | 2015-11-16 | ||
| Q2 2015 | -$23.4M | Jun 30, 2015 | 10-Q | 2015-08-14 | ||
| Q4 2014 | -$22.6M | Dec 31, 2014 | 10-K | 2016-05-02 |