| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2022 | -$32.7M | -$681K | -2.13% | Sep 30, 2022 | 10-Q | 2022-11-14 |
| Q2 2022 | -$32.6M | -$800K | -2.52% | Jun 30, 2022 | 10-Q | 2022-08-18 |
| Q1 2022 | -$32.4M | -$938K | -2.98% | Mar 31, 2022 | 10-Q | 2022-05-18 |
| Q4 2021 | -$32.3M | -$1.01M | -3.24% | Dec 31, 2021 | 10-K/A | 2023-02-01 |
| Q3 2021 | -$32M | -$898K | -2.89% | Sep 30, 2021 | 10-Q | 2021-11-15 |
| Q2 2021 | -$31.8M | -$928K | -3.01% | Jun 30, 2021 | 10-Q | 2021-08-16 |
| Q1 2021 | -$31.5M | -$837K | -2.73% | Mar 31, 2021 | 10-Q | 2021-05-12 |
| Q4 2020 | -$31.3M | -$774K | -2.54% | Dec 31, 2020 | 10-K/A | 2023-02-01 |
| Q3 2020 | -$31.1M | -$204K | -0.66% | Sep 30, 2020 | 10-Q/A | 2020-11-18 |
| Q2 2020 | -$30.8M | +$106K | +0.34% | Jun 30, 2020 | 10-Q | 2020-08-14 |
| Q1 2020 | -$30.6M | +$155K | +0.5% | Mar 31, 2020 | 10-Q | 2020-06-24 |
| Q4 2019 | -$30.5M | -$518K | -1.73% | Dec 31, 2019 | 10-K | 2021-04-14 |
| Q3 2019 | -$30.9M | -$3.41M | -12.4% | Sep 30, 2019 | 10-Q | 2020-03-31 |
| Q2 2019 | -$30.9M | -$3.78M | -13.9% | Jun 30, 2019 | 10-Q | 2020-03-30 |
| Q1 2019 | -$30.8M | -$3.97M | -14.8% | Mar 31, 2019 | 10-Q | 2020-03-26 |
| Q4 2018 | -$30M | -$3.4M | -12.8% | Dec 31, 2018 | 10-K | 2020-06-10 |
| Q3 2018 | -$27.5M | Sep 30, 2018 | 10-Q | 2018-11-30 | ||
| Q2 2018 | -$27.2M | Jun 30, 2018 | 10-Q/A | 2018-12-03 | ||
| Q1 2018 | -$26.8M | Mar 31, 2018 | 10-Q/A | 2018-12-03 | ||
| Q4 2017 | -$26.6M | -$758K | -2.94% | Dec 31, 2017 | 10-K | 2020-02-27 |
| Q4 2016 | -$25.8M | -$779K | -3.11% | Dec 31, 2016 | 10-K | 2018-09-12 |
| Q3 2016 | -$25.8M | -$1.07M | -4.34% | Sep 30, 2016 | 10-Q | 2018-03-28 |
| Q2 2016 | -$25.6M | -$1.12M | -4.6% | Jun 30, 2016 | 10-Q/A | 2016-08-23 |
| Q1 2016 | -$25.4M | -$1.06M | -4.36% | Mar 31, 2016 | 10-Q | 2016-05-23 |
| Q4 2015 | -$25M | -$1.09M | -4.53% | Dec 31, 2015 | 10-K | 2018-09-12 |
| Q3 2015 | -$24.8M | -$865K | -3.62% | Sep 30, 2015 | 10-Q | 2015-11-23 |
| Q2 2015 | -$24.5M | -$735K | -3.1% | Jun 30, 2015 | 10-Q | 2015-08-19 |
| Q1 2015 | -$24.3M | -$737K | -3.13% | Mar 31, 2015 | 10-Q | 2015-05-20 |
| Q4 2014 | -$23.9M | -$546K | -2.33% | Dec 31, 2014 | 10-K | 2016-05-13 |
| Q3 2014 | -$23.9M | -$636K | -2.73% | Sep 30, 2014 | 10-Q | 2014-11-19 |
| Q2 2014 | -$23.7M | -$817K | -3.57% | Jun 30, 2014 | 10-Q | 2014-08-19 |
| Q1 2014 | -$23.6M | -$937K | -4.14% | Mar 31, 2014 | 10-Q | 2014-05-13 |
| Q4 2013 | -$23.4M | -$1.06M | -4.73% | Dec 31, 2013 | 10-K | 2015-04-14 |
| Q3 2013 | -$23.3M | -$1.62M | -7.51% | Sep 30, 2013 | 10-Q | 2013-12-16 |
| Q2 2013 | -$22.9M | Jun 30, 2013 | 10-Q/A | 2013-09-05 | ||
| Q1 2013 | -$22.6M | Mar 31, 2013 | 10-Q | 2013-05-20 | ||
| Q4 2012 | -$22.3M | -$1.79M | -8.72% | Dec 31, 2012 | 10-K | 2014-04-15 |
| Q3 2012 | -$21.6M | Sep 30, 2012 | 10-Q | 2012-11-19 | ||
| Q4 2011 | -$20.6M | Dec 31, 2011 | 10-K | 2013-04-16 |