| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | -$23.3M | +$850K | +3.51% | Mar 31, 2023 | 10-Q | 2023-06-12 |
| Q4 2022 | -$25.2M | -$1.41M | -5.92% | Dec 31, 2022 | 10-Q | 2023-06-12 |
| Q3 2022 | -$24.9M | -$1.42M | -6.04% | Sep 30, 2022 | 10-Q | 2022-11-16 |
| Q2 2022 | -$24.6M | -$441K | -1.83% | Jun 30, 2022 | 10-Q | 2022-08-15 |
| Q1 2022 | -$24.2M | -$286K | -1.2% | Mar 31, 2022 | 10-Q | 2022-05-16 |
| Q4 2021 | -$23.8M | -$463K | -1.98% | Dec 31, 2021 | 10-K | 2023-03-21 |
| Q3 2021 | -$23.5M | -$371K | -1.61% | Sep 30, 2021 | 10-Q | 2021-11-18 |
| Q2 2021 | -$24.2M | -$1.25M | -5.46% | Jun 30, 2021 | 10-Q | 2021-08-18 |
| Q1 2021 | -$23.9M | -$1.03M | -4.49% | Mar 31, 2021 | 10-Q | 2021-05-20 |
| Q4 2020 | -$23.4M | -$796K | -3.53% | Dec 31, 2020 | 10-K | 2022-04-15 |
| Q3 2020 | -$23.1M | -$804K | -3.6% | Sep 30, 2020 | 10-Q | 2020-11-16 |
| Q2 2020 | -$22.9M | -$731K | -3.3% | Jun 30, 2020 | 10-Q | 2020-09-15 |
| Q1 2020 | -$22.9M | -$765K | -3.46% | Mar 31, 2020 | 10-Q | 2020-07-31 |
| Q4 2019 | -$22.6M | -$681K | -3.11% | Dec 31, 2019 | 10-K | 2021-04-15 |
| Q3 2019 | -$22.3M | -$853K | -3.98% | Sep 30, 2019 | 10-Q | 2019-11-14 |
| Q2 2019 | -$22.2M | -$911K | -4.29% | Jun 30, 2019 | 10-Q | 2019-08-14 |
| Q1 2019 | -$22.1M | -$1M | -4.74% | Mar 31, 2019 | 10-Q | 2019-05-20 |
| Q4 2018 | -$21.9M | -$1.03M | -4.93% | Dec 31, 2018 | 10-K | 2020-06-26 |
| Q3 2018 | -$21.5M | -$908K | -4.42% | Sep 30, 2018 | 10-Q | 2018-11-13 |
| Q2 2018 | -$21.3M | -$755K | -3.68% | Jun 30, 2018 | 10-Q | 2018-08-14 |
| Q1 2018 | -$21.1M | -$681K | -3.33% | Mar 31, 2018 | 10-Q | 2018-05-14 |
| Q4 2017 | -$20.8M | -$545K | -2.69% | Dec 31, 2017 | 10-K | 2019-04-16 |
| Q3 2017 | -$20.6M | -$466K | -2.32% | Sep 30, 2017 | 10-Q | 2017-11-14 |
| Q2 2017 | -$20.5M | -$504K | -2.52% | Jun 30, 2017 | 10-Q | 2017-08-14 |
| Q1 2017 | -$20.4M | -$477K | -2.39% | Mar 31, 2017 | 10-Q | 2017-05-15 |
| Q4 2016 | -$20.3M | -$345K | -1.73% | Dec 31, 2016 | 10-K | 2018-04-12 |
| Q3 2016 | -$20.1M | -$334K | -1.69% | Sep 30, 2016 | 10-Q | 2016-11-14 |
| Q2 2016 | -$20M | -$249K | -1.26% | Jun 30, 2016 | 10-Q | 2016-08-15 |
| Q1 2016 | -$20M | -$287K | -1.46% | Mar 31, 2016 | 10-Q | 2016-05-16 |
| Q4 2015 | -$20M | -$333K | -1.7% | Dec 31, 2015 | 10-K | 2017-03-31 |
| Q3 2015 | -$19.8M | -$368K | -1.9% | Sep 30, 2015 | 10-Q | 2015-11-16 |
| Q2 2015 | -$19.8M | -$586K | -3.06% | Jun 30, 2015 | 10-Q | 2015-08-14 |
| Q1 2015 | -$19.7M | -$544K | -2.85% | Mar 31, 2015 | 10-Q | 2015-05-15 |
| Q4 2014 | -$19.6M | -$490K | -2.56% | Dec 31, 2014 | 10-K | 2016-03-30 |
| Q3 2014 | -$19.4M | -$107K | -0.56% | Sep 30, 2014 | 10-Q | 2014-11-14 |
| Q2 2014 | -$19.2M | -$102K | -0.54% | Jun 30, 2014 | 10-Q | 2014-08-14 |
| Q1 2014 | -$19.1M | -$354K | -1.89% | Mar 31, 2014 | 10-Q | 2014-05-15 |
| Q4 2013 | -$19.1M | -$788K | -4.3% | Dec 31, 2013 | 10-K | 2015-03-31 |
| Q3 2013 | -$19.3M | -$1.5M | -8.42% | Sep 30, 2013 | 10-Q | 2013-11-19 |
| Q2 2013 | -$19.1M | -$1.55M | -8.83% | Jun 30, 2013 | 10-Q | 2013-08-14 |
| Q1 2013 | -$18.8M | -$1.33M | -7.63% | Mar 31, 2013 | 10-Q | 2013-05-14 |
| Q4 2012 | -$18.3M | -$1.11M | -6.45% | Dec 31, 2012 | 10-K | 2014-03-31 |
| Q3 2012 | -$17.8M | -$561K | -3.26% | Sep 30, 2012 | 10-Q | 2012-11-14 |
| Q2 2012 | -$17.5M | -$326K | -1.9% | Jun 30, 2012 | 10-Q/A | 2012-09-10 |
| Q1 2012 | -$17.4M | Mar 31, 2012 | 10-Q | 2012-05-15 | ||
| Q4 2011 | -$17.2M | -$345K | -2.04% | Dec 31, 2011 | 10-K | 2013-03-28 |
| Q3 2011 | -$17.2M | Sep 30, 2011 | 10-Q | 2011-11-14 | ||
| Q2 2011 | -$17.2M | Jun 30, 2011 | 10-Q | 2011-08-15 | ||
| Q4 2010 | -$16.9M | Dec 31, 2010 | 10-K | 2012-04-16 |