| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $3.96M | -$1.02M | -20.5% | Dec 31, 2023 | 10-K | 2024-02-22 |
| Q4 2022 | $4.98M | +$4.98M | Dec 31, 2022 | 10-K | 2024-02-22 | |
| Q4 2021 | $0 | -$388K | -100% | Dec 31, 2021 | 10-K | 2023-02-24 |
| Q3 2021 | $24K | -$2.04M | -98.8% | Sep 30, 2021 | 10-Q | 2021-11-05 |
| Q2 2021 | $22K | -$1.12M | -98.1% | Jun 30, 2021 | 10-Q | 2021-08-06 |
| Q1 2021 | $86K | -$2.28M | -96.4% | Mar 31, 2021 | 10-Q | 2021-05-06 |
| Q4 2020 | $388K | -$1.95M | -83.4% | Dec 31, 2020 | 10-K | 2022-02-24 |
| Q3 2020 | $2.06M | -$246K | -10.7% | Sep 30, 2020 | 10-Q | 2020-11-06 |
| Q2 2020 | $1.14M | -$1.34M | -54% | Jun 30, 2020 | 10-Q | 2020-08-10 |
| Q1 2020 | $2.37M | -$3.29M | -58.1% | Mar 31, 2020 | 10-Q | 2020-05-11 |
| Q4 2019 | $2.34M | -$6.95M | -74.9% | Dec 31, 2019 | 10-K | 2021-03-05 |
| Q3 2019 | $2.31M | -$1.6M | -41% | Sep 30, 2019 | 10-Q | 2019-11-07 |
| Q2 2019 | $2.48M | -$1.71M | -40.7% | Jun 30, 2019 | 10-Q | 2019-08-09 |
| Q1 2019 | $5.66M | +$1.59M | +39% | Mar 31, 2019 | 10-Q | 2019-05-10 |
| Q4 2018 | $9.29M | +$5.49M | +145% | Dec 31, 2018 | 10-K | 2020-02-28 |
| Q3 2018 | $3.91M | +$436K | +12.6% | Sep 30, 2018 | 10-Q | 2018-11-08 |
| Q2 2018 | $4.19M | +$408K | +10.8% | Jun 30, 2018 | 10-Q | 2018-08-09 |
| Q1 2018 | $4.07M | +$1.66M | +69.1% | Mar 31, 2018 | 10-Q | 2018-05-09 |
| Q4 2017 | $3.8M | +$1.12M | +41.7% | Dec 31, 2017 | 10-K | 2019-03-01 |
| Q3 2017 | $3.47M | +$900K | +35% | Sep 30, 2017 | 10-Q | 2017-11-09 |
| Q2 2017 | $3.78M | +$1.3M | +52.6% | Jun 30, 2017 | 10-Q | 2017-08-09 |
| Q1 2017 | $2.41M | +$1.27M | +112% | Mar 31, 2017 | 10-Q | 2017-05-10 |
| Q4 2016 | $2.68M | +$1.5M | +127% | Dec 31, 2016 | 10-K | 2018-03-01 |
| Q3 2016 | $2.57M | +$2.03M | +371% | Sep 30, 2016 | 10-Q | 2016-11-09 |
| Q2 2016 | $2.48M | +$1.91M | +333% | Jun 30, 2016 | 10-Q | 2016-08-09 |
| Q1 2016 | $1.13M | +$506K | +80.8% | Mar 31, 2016 | 10-Q | 2016-05-10 |
| Q4 2015 | $1.18M | +$616K | +110% | Dec 31, 2015 | 10-K | 2017-03-01 |
| Q3 2015 | $546K | +$73K | +15.4% | Sep 30, 2015 | 10-Q | 2015-11-12 |
| Q2 2015 | $572K | +$51K | +9.79% | Jun 30, 2015 | 10-Q | 2015-08-12 |
| Q1 2015 | $626K | Mar 31, 2015 | 10-Q | 2015-05-13 | ||
| Q4 2014 | $562K | -$54K | -8.77% | Dec 31, 2014 | 10-K | 2016-03-10 |
| Q3 2014 | $473K | Sep 30, 2014 | 10-Q | 2014-11-14 | ||
| Q2 2014 | $521K | Jun 30, 2014 | 10-Q | 2014-08-14 | ||
| Q4 2013 | $616K | Dec 31, 2013 | 10-K | 2015-03-12 |