| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $491K | -$375K | -43.3% | Dec 31, 2023 | 10-K | 2024-02-20 |
| Q4 2022 | $866K | $0 | 0% | Dec 31, 2022 | 10-K | 2024-02-20 |
| Q4 2021 | $866K | -$120K | -12.2% | Dec 31, 2021 | 10-K | 2023-02-21 |
| Q4 2020 | $986K | -$100K | -9.21% | Dec 31, 2020 | 10-K | 2022-02-28 |
| Q4 2019 | $1.09M | -$460K | -29.8% | Dec 31, 2019 | 10-K | 2021-02-22 |
| Q4 2018 | $1.55M | Dec 31, 2018 | 10-K | 2020-02-19 | ||
| Q1 2018 | $1.55M | -$19K | -1.21% | Apr 30, 2018 | 10-K | 2020-02-19 |
| Q2 2017 | $1.57M | -$108K | -6.43% | Jul 31, 2017 | 10-Q | 2017-09-11 |
| Q1 2017 | $1.57M | -$108K | -6.43% | Apr 30, 2017 | 10-KT | 2019-02-27 |
| Q4 2016 | $1.65M | -$70K | -4.08% | Jan 31, 2017 | 10-Q | 2017-03-13 |
| Q3 2016 | $1.65M | -$70K | -4.08% | Oct 31, 2016 | 10-Q | 2016-12-12 |
| Q2 2016 | $1.68M | -$38K | -2.21% | Jul 31, 2016 | 10-Q | 2016-09-08 |
| Q1 2016 | $1.68M | -$38K | -2.21% | Apr 30, 2016 | 10-K | 2017-06-28 |
| Q4 2015 | $1.72M | -$225K | -11.6% | Jan 31, 2016 | 10-Q | 2016-03-10 |
| Q3 2015 | $1.72M | -$225K | -11.6% | Oct 31, 2015 | 10-Q | 2015-12-10 |
| Q2 2015 | $1.72M | -$233K | -11.9% | Jul 31, 2015 | 10-Q | 2015-09-09 |
| Q1 2015 | $1.72M | +$618K | +56.2% | Apr 30, 2015 | 10-K | 2016-06-29 |
| Q4 2014 | $1.94M | +$840K | +76.4% | Jan 31, 2015 | 10-Q | 2015-03-12 |
| Q3 2014 | $1.94M | +$840K | +76.4% | Oct 31, 2014 | 10-Q | 2014-12-10 |
| Q2 2014 | $1.95M | +$851K | +77.4% | Jul 31, 2014 | 10-Q | 2014-09-09 |
| Q1 2014 | $1.1M | -$6K | -0.54% | Apr 30, 2014 | 8-K | 2016-05-12 |
| Q4 2013 | $1.1M | -$6K | -0.54% | Jan 31, 2014 | 10-Q | 2014-03-12 |
| Q3 2013 | $1.1M | -$10K | -0.9% | Oct 31, 2013 | 10-Q | 2013-12-10 |
| Q2 2013 | $1.1M | -$20K | -1.79% | Jul 31, 2013 | 10-Q | 2013-09-09 |
| Q1 2013 | $1.11M | -$14K | -1.25% | Apr 30, 2013 | 10-K | 2014-06-30 |
| Q4 2012 | $1.11M | -$14K | -1.25% | Jan 31, 2013 | 10-Q | 2013-03-12 |
| Q3 2012 | $1.11M | -$17K | -1.51% | Oct 31, 2012 | 10-Q | 2012-12-10 |
| Q2 2012 | $1.12M | -$7K | -0.62% | Jul 31, 2012 | 10-Q | 2012-09-10 |
| Q1 2012 | $1.12M | -$7K | -0.62% | Apr 30, 2012 | 8-K | 2013-09-24 |
| Q4 2011 | $1.12M | Jan 31, 2012 | 10-Q | 2012-03-12 | ||
| Q3 2011 | $1.13M | Oct 31, 2011 | 10-Q | 2011-12-12 | ||
| Q2 2011 | $1.13M | Jul 31, 2011 | 10-Q | 2011-09-09 | ||
| Q1 2011 | $1.13M | -$261K | -18.8% | Apr 30, 2011 | 8-K | 2012-12-10 |
| Q1 2010 | $1.39M | Apr 30, 2010 | 8-K | 2011-12-12 |