| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $10K | +$10K | Dec 31, 2023 | 10-K | 2024-04-01 | |
| Q3 2023 | $10K | Sep 30, 2023 | 10-Q | 2023-11-14 | ||
| Q4 2022 | $0 | $0 | Dec 31, 2022 | 10-K | 2024-04-01 | |
| Q4 2021 | $0 | -$155K | -100% | Dec 31, 2021 | 10-K | 2022-03-09 |
| Q3 2021 | $37K | -$70K | -65.4% | Sep 30, 2021 | 10-Q | 2021-11-05 |
| Q2 2021 | $37K | -$79K | -68.1% | Jun 30, 2021 | 10-Q | 2021-08-23 |
| Q1 2021 | $130K | -$20K | -13.3% | Mar 31, 2021 | 10-Q/A | 2021-08-23 |
| Q4 2020 | $155K | -$217K | -58.3% | Dec 31, 2020 | 10-K | 2022-03-09 |
| Q3 2020 | $107K | -$417K | -79.6% | Sep 30, 2020 | 10-Q | 2020-11-12 |
| Q2 2020 | $116K | -$560K | -82.8% | Jun 30, 2020 | 10-Q | 2020-08-11 |
| Q1 2020 | $150K | -$678K | -81.9% | Mar 31, 2020 | 10-Q | 2020-05-14 |
| Q4 2019 | $372K | -$604K | -61.9% | Dec 31, 2019 | 10-K/A | 2021-08-23 |
| Q3 2019 | $524K | -$554K | -51.4% | Sep 30, 2019 | 10-Q | 2019-11-13 |
| Q2 2019 | $676K | -$504K | -42.7% | Jun 30, 2019 | 10-Q | 2019-08-08 |
| Q1 2019 | $828K | -$453K | -35.4% | Mar 31, 2019 | 10-Q | 2019-05-06 |
| Q4 2018 | $976K | -$407K | -29.4% | Dec 31, 2018 | 10-K | 2020-03-10 |
| Q3 2018 | $1.08M | -$438K | -28.9% | Sep 30, 2018 | 10-Q | 2018-11-14 |
| Q2 2018 | $1.18M | -$451K | -27.7% | Jun 30, 2018 | 10-Q | 2018-08-07 |
| Q1 2018 | $1.28M | -$466K | -26.7% | Mar 31, 2018 | 10-Q | 2018-05-08 |
| Q4 2017 | $1.38M | -$480K | -25.8% | Dec 31, 2017 | 10-K | 2019-03-07 |
| Q3 2017 | $1.52M | -$578K | -27.6% | Sep 30, 2017 | 10-Q | 2017-11-06 |
| Q2 2017 | $1.63M | -$591K | -26.6% | Jun 30, 2017 | 10-Q | 2017-08-14 |
| Q1 2017 | $1.75M | -$604K | -25.7% | Mar 31, 2017 | 10-Q | 2017-05-04 |
| Q4 2016 | $1.86M | -$978K | -34.4% | Dec 31, 2016 | 10-K | 2018-03-15 |
| Q3 2016 | $2.09M | -$595K | -22.1% | Sep 30, 2016 | 10-Q | 2016-10-27 |
| Q2 2016 | $2.22M | -$589K | -21% | Jun 30, 2016 | 10-Q | 2016-07-28 |
| Q1 2016 | $2.35M | -$583K | -19.9% | Mar 31, 2016 | 10-Q | 2016-04-29 |
| Q4 2015 | $2.84M | -$215K | -7.04% | Dec 31, 2015 | 10-K | 2017-03-07 |
| Q3 2015 | $2.69M | -$489K | -15.4% | Sep 30, 2015 | 10-Q | 2015-10-29 |
| Q2 2015 | $2.81M | -$460K | -14.1% | Jun 30, 2015 | 10-Q | 2015-07-30 |
| Q1 2015 | $2.93M | -$201K | -6.41% | Mar 31, 2015 | 10-Q | 2015-04-30 |
| Q4 2014 | $3.06M | +$100K | +3.38% | Dec 31, 2014 | 10-K | 2016-03-18 |
| Q3 2014 | $3.18M | +$122K | +3.99% | Sep 30, 2014 | 10-Q | 2014-11-05 |
| Q2 2014 | $3.27M | -$13K | -0.4% | Jun 30, 2014 | 10-Q | 2014-08-06 |
| Q1 2014 | $3.14M | -$144K | -4.39% | Mar 31, 2014 | 10-Q | 2014-05-01 |
| Q4 2013 | $2.96M | -$442K | -13% | Dec 31, 2013 | 10-K | 2015-03-04 |
| Q3 2013 | $3.06M | -$463K | -13.2% | Sep 30, 2013 | 10-Q | 2013-11-06 |
| Q2 2013 | $3.28M | -$354K | -9.73% | Jun 30, 2013 | 10-Q | 2013-08-07 |
| Q1 2013 | $3.28M | -$485K | -12.9% | Mar 31, 2013 | 10-Q | 2013-05-07 |
| Q4 2012 | $3.4M | -$581K | -14.6% | Dec 31, 2012 | 10-K | 2014-03-05 |
| Q3 2012 | $3.52M | -$667K | -15.9% | Sep 30, 2012 | 10-Q | 2012-11-05 |
| Q2 2012 | $3.64M | -$760K | -17.3% | Jun 30, 2012 | 10-Q | 2012-07-31 |
| Q1 2012 | $3.76M | Mar 31, 2012 | 10-Q | 2012-05-03 | ||
| Q4 2011 | $3.98M | +$3.75M | +1653% | Dec 31, 2011 | 10-K | 2013-03-18 |
| Q3 2011 | $4.19M | Sep 30, 2011 | 10-Q | 2011-11-03 | ||
| Q2 2011 | $4.4M | Jun 30, 2011 | 10-Q | 2011-08-09 | ||
| Q4 2010 | $227K | Dec 31, 2010 | 10-K | 2012-03-07 |