| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2023 | -$62.4M | -$1.47M | -2.41% | Sep 30, 2023 | 10-Q | 2023-11-20 |
| Q2 2023 | -$62M | -$1.58M | -2.62% | Jun 30, 2023 | 10-Q | 2023-08-21 |
| Q1 2023 | -$61.5M | -$1.65M | -2.76% | Mar 31, 2023 | 10-Q | 2023-05-22 |
| Q4 2022 | -$61.1M | -$1.84M | -3.11% | Dec 31, 2022 | 10-Q | 2023-11-20 |
| Q3 2022 | -$60.9M | -$2.15M | -3.66% | Sep 30, 2022 | 10-Q | 2022-11-21 |
| Q2 2022 | -$60.4M | -$2.28M | -3.92% | Jun 30, 2022 | 10-Q | 2022-08-19 |
| Q1 2022 | -$59.9M | -$2.35M | -4.08% | Mar 31, 2022 | 10-Q | 2022-05-23 |
| Q4 2021 | -$59.3M | -$3.45M | -6.17% | Dec 31, 2021 | 10-K | 2023-04-17 |
| Q3 2021 | -$58.8M | -$3.76M | -6.84% | Sep 30, 2021 | 10-Q | 2021-11-22 |
| Q2 2021 | -$58.2M | -$3.59M | -6.58% | Jun 30, 2021 | 10-Q | 2021-08-23 |
| Q1 2021 | -$57.5M | -$3.58M | -6.65% | Mar 31, 2021 | 10-Q | 2021-05-17 |
| Q4 2020 | -$55.8M | -$2.72M | -5.13% | Dec 31, 2020 | 10-K | 2022-04-18 |
| Q3 2020 | -$55M | -$3.21M | -6.19% | Sep 30, 2020 | 10-Q | 2020-11-19 |
| Q2 2020 | -$54.6M | -$2.51M | -4.82% | Jun 30, 2020 | 10-Q | 2020-10-05 |
| Q1 2020 | -$53.9M | -$3.23M | -6.36% | Mar 31, 2020 | 10-Q | 2020-08-25 |
| Q4 2019 | -$53.1M | -$3.24M | -6.5% | Dec 31, 2019 | 10-K | 2021-04-15 |
| Q3 2019 | -$51.8M | -$3.1M | -6.37% | Sep 30, 2019 | 10-Q | 2019-11-19 |
| Q2 2019 | -$52.1M | -$4.66M | -9.83% | Jun 30, 2019 | 10-Q | 2019-08-19 |
| Q1 2019 | -$50.7M | -$4.26M | -9.18% | Mar 31, 2019 | 10-Q | 2019-05-20 |
| Q4 2018 | -$49.9M | -$4.62M | -10.2% | Dec 31, 2018 | 10-K | 2020-05-29 |
| Q3 2018 | -$48.7M | -$4.48M | -10.1% | Sep 30, 2018 | 10-Q | 2018-11-19 |
| Q2 2018 | -$47.4M | -$4.16M | -9.62% | Jun 30, 2018 | 10-Q | 2018-08-20 |
| Q1 2018 | -$46.4M | -$3.92M | -9.21% | Mar 31, 2018 | 10-Q | 2018-05-21 |
| Q4 2017 | -$45.2M | -$5.06M | -12.6% | Dec 31, 2017 | 10-K | 2019-04-16 |
| Q3 2017 | -$44.2M | -$1.26M | -2.93% | Sep 30, 2017 | 10-Q | 2017-11-20 |
| Q2 2017 | -$43.2M | -$667K | -1.57% | Jun 30, 2017 | 10-Q | 2017-08-14 |
| Q1 2017 | -$42.5M | -$642K | -1.53% | Mar 31, 2017 | 10-Q | 2017-05-22 |
| Q4 2016 | -$40.2M | -$844K | -2.15% | Dec 31, 2016 | 10-K | 2018-04-17 |
| Q3 2016 | -$43M | -$5.34M | -14.2% | Sep 30, 2016 | 10-Q/A | 2017-04-24 |
| Q2 2016 | -$42.6M | -$5.93M | -16.2% | Jun 30, 2016 | 10-Q/A | 2016-08-30 |
| Q1 2016 | -$41.9M | -$8.18M | -24.3% | Mar 31, 2016 | 10-Q | 2016-05-19 |
| Q4 2015 | -$39.3M | -$6.92M | -21.4% | Dec 31, 2015 | 10-Q/A | 2017-04-24 |
| Q3 2015 | -$37.6M | -$7.19M | -23.6% | Sep 30, 2015 | 10-Q | 2015-11-16 |
| Q2 2015 | -$36.6M | -$8.91M | -32.1% | Jun 30, 2015 | 10-Q | 2015-08-12 |
| Q1 2015 | -$33.7M | -$9.75M | -40.7% | Mar 31, 2015 | 10-Q | 2015-05-08 |
| Q4 2014 | -$32.4M | -$23.6M | -266% | Dec 31, 2014 | 10-K | 2016-03-30 |
| Q3 2014 | -$30.4M | -$23M | -308% | Sep 30, 2014 | 10-Q | 2014-11-13 |
| Q2 2014 | -$27.7M | -$21M | -309% | Jun 30, 2014 | 10-Q | 2014-08-13 |
| Q1 2014 | -$24M | -$17.6M | -275% | Mar 31, 2014 | 10-Q | 2014-05-15 |
| Q4 2013 | -$8.86M | -$3.04M | -52.2% | Dec 31, 2013 | 10-K | 2015-03-31 |
| Q3 2013 | -$7.46M | -$2.1M | -39.3% | Sep 30, 2013 | 10-Q | 2013-11-19 |
| Q2 2013 | -$6.78M | -$2.45M | -56.5% | Jun 30, 2013 | 10-Q | 2013-08-19 |
| Q1 2013 | -$6.38M | -$3.14M | -96.9% | Mar 31, 2013 | 10-Q | 2013-05-20 |
| Q4 2012 | -$5.82M | -$696K | -13.6% | Dec 31, 2012 | 10-Q/A | 2014-03-04 |
| Q3 2012 | -$5.36M | -$3.6M | -204% | Sep 30, 2012 | 10-Q/A | 2013-01-14 |
| Q2 2012 | -$4.33M | -$3.05M | -239% | Jun 30, 2012 | 10-Q/A | 2013-01-16 |
| Q1 2012 | -$3.24M | Mar 31, 2012 | 10-Q/A | 2012-06-11 | ||
| Q4 2011 | -$5.12M | Dec 31, 2011 | 10-K/A | 2013-05-21 | ||
| Q3 2011 | -$1.76M | Sep 30, 2011 | 10-Q | 2011-12-19 | ||
| Q2 2011 | -$1.28M | Jun 30, 2011 | 10-Q | 2011-11-22 |