| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2022 | $900K | -$300K | -25% | Sep 30, 2022 | 10-Q | 2022-11-14 |
| Q2 2022 | $900K | -$300K | -25% | Jun 30, 2022 | 10-Q | 2022-08-12 |
| Q1 2022 | $900K | -$300K | -25% | Mar 31, 2022 | 10-Q | 2022-05-12 |
| Q4 2021 | $900K | -$300K | -25% | Dec 31, 2021 | 10-K | 2022-03-29 |
| Q3 2021 | $1.2M | -$300K | -20% | Sep 30, 2021 | 10-Q | 2021-11-12 |
| Q2 2021 | $1.2M | -$300K | -20% | Jun 30, 2021 | 10-Q | 2021-08-13 |
| Q1 2021 | $1.2M | -$300K | -20% | Mar 31, 2021 | 10-Q | 2021-05-17 |
| Q4 2020 | $1.2M | -$300K | -20% | Dec 31, 2020 | 10-K | 2021-03-26 |
| Q3 2020 | $1.5M | -$300K | -16.7% | Sep 30, 2020 | 10-Q | 2020-11-05 |
| Q2 2020 | $1.5M | -$300K | -16.7% | Jun 30, 2020 | 10-Q | 2020-08-07 |
| Q1 2020 | $1.5M | -$300K | -16.7% | Mar 31, 2020 | 10-Q | 2020-05-07 |
| Q4 2019 | $1.5M | -$300K | -16.7% | Dec 31, 2019 | 10-K | 2020-03-13 |
| Q3 2019 | $1.8M | $0 | 0% | Sep 30, 2019 | 10-Q | 2019-11-12 |
| Q2 2019 | $1.8M | $0 | 0% | Jun 30, 2019 | 10-Q | 2019-08-08 |
| Q1 2019 | $1.8M | $0 | 0% | Mar 31, 2019 | 10-Q | 2019-05-09 |
| Q4 2018 | $1.8M | -$1M | -35.7% | Dec 31, 2018 | 10-K | 2019-03-18 |
| Q3 2018 | $1.8M | -$1M | -35.7% | Sep 30, 2018 | 10-Q | 2018-11-08 |
| Q2 2018 | $1.8M | -$1M | -35.7% | Jun 30, 2018 | 10-Q | 2018-08-06 |
| Q1 2018 | $1.8M | -$1M | -35.7% | Mar 31, 2018 | 10-Q | 2018-05-09 |
| Q4 2017 | $2.8M | $0 | 0% | Dec 31, 2017 | 10-K | 2018-03-14 |
| Q3 2017 | $2.8M | $0 | 0% | Sep 30, 2017 | 10-Q | 2017-11-08 |
| Q2 2017 | $2.8M | $0 | 0% | Jun 30, 2017 | 10-Q | 2017-08-09 |
| Q1 2017 | $2.8M | $0 | 0% | Mar 31, 2017 | 10-Q | 2017-05-09 |
| Q4 2016 | $2.8M | $0 | 0% | Dec 31, 2016 | 10-K | 2017-03-16 |
| Q3 2016 | $2.8M | $0 | 0% | Sep 30, 2016 | 10-Q | 2016-11-09 |
| Q2 2016 | $2.8M | $0 | 0% | Jun 30, 2016 | 10-Q | 2016-08-08 |
| Q1 2016 | $2.8M | $0 | 0% | Mar 31, 2016 | 10-Q | 2016-05-09 |
| Q4 2015 | $2.8M | $0 | 0% | Dec 31, 2015 | 10-K | 2016-03-14 |
| Q3 2015 | $2.8M | +$400K | +16.7% | Sep 30, 2015 | 10-Q | 2015-11-05 |
| Q2 2015 | $2.8M | +$400K | +16.7% | Jun 30, 2015 | 10-Q | 2015-08-06 |
| Q1 2015 | $2.8M | +$400K | +16.7% | Mar 31, 2015 | 10-Q | 2015-05-08 |
| Q4 2014 | $2.8M | $0 | 0% | Dec 31, 2014 | 10-K | 2015-03-09 |
| Q3 2014 | $2.4M | -$400K | -14.3% | Sep 30, 2014 | 10-Q | 2014-11-06 |
| Q2 2014 | $2.4M | -$400K | -14.3% | Jun 30, 2014 | 10-Q | 2014-08-07 |
| Q1 2014 | $2.4M | -$400K | -14.3% | Mar 31, 2014 | 10-Q | 2014-05-08 |
| Q4 2013 | $2.8M | Dec 31, 2013 | 10-K | 2014-03-10 | ||
| Q3 2013 | $2.8M | -$500K | -15.2% | Sep 30, 2013 | 10-Q | 2013-11-08 |
| Q2 2013 | $2.8M | -$500K | -15.2% | Jun 30, 2013 | 10-Q | 2013-08-08 |
| Q1 2013 | $2.8M | Mar 31, 2013 | 10-Q | 2013-05-09 | ||
| Q3 2012 | $3.3M | Sep 30, 2012 | 10-Q | 2012-11-08 | ||
| Q2 2012 | $3.3M | Jun 30, 2012 | 10-Q | 2012-08-09 |