| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | $0 | -$3.13M | -100% | Dec 31, 2022 | 10-K | 2023-03-14 |
| Q3 2022 | $0 | -$3.21M | -100% | Sep 30, 2022 | 10-Q | 2022-11-09 |
| Q2 2022 | $0 | -$4.04M | -100% | Jun 30, 2022 | 10-Q | 2022-08-08 |
| Q1 2022 | $0 | -$3.89M | -100% | Mar 31, 2022 | 10-Q | 2022-06-13 |
| Q4 2021 | $3.13M | -$511K | -14% | Dec 31, 2021 | 10-K | 2023-03-14 |
| Q3 2021 | $3.21M | -$1.88M | -36.9% | Sep 30, 2021 | 10-Q | 2022-03-10 |
| Q2 2021 | $4.04M | -$363K | -8.25% | Jun 30, 2021 | 10-Q | 2022-02-07 |
| Q1 2021 | $3.89M | +$1.88M | +93.3% | Mar 31, 2021 | 10-Q | 2021-05-07 |
| Q4 2020 | $3.64M | +$363K | +11.1% | Dec 31, 2020 | 10-K | 2022-05-09 |
| Q3 2020 | $5.09M | +$1.03M | +25.2% | Sep 30, 2020 | 10-Q | 2020-11-06 |
| Q2 2020 | $4.4M | -$2.14M | -32.7% | Jun 30, 2020 | 10-Q | 2020-08-07 |
| Q1 2020 | $2.01M | -$2.11M | -51.2% | Mar 31, 2020 | 10-Q | 2020-05-08 |
| Q4 2019 | $3.28M | -$2.81M | -46.1% | Dec 31, 2019 | 10-K | 2021-03-31 |
| Q3 2019 | $4.06M | -$1.18M | -22.5% | Sep 30, 2019 | 10-Q | 2019-11-12 |
| Q2 2019 | $6.54M | +$859K | +15.1% | Jun 30, 2019 | 10-Q | 2019-08-09 |
| Q1 2019 | $4.12M | -$2.54M | -38.1% | Mar 31, 2019 | 10-Q | 2019-05-10 |
| Q4 2018 | $6.09M | +$764K | +14.3% | Dec 31, 2018 | 10-K | 2020-03-16 |
| Q3 2018 | $5.24M | +$55K | +1.06% | Sep 30, 2018 | 10-Q | 2018-11-09 |
| Q2 2018 | $5.68M | -$2.06M | -26.6% | Jun 30, 2018 | 10-Q | 2018-08-09 |
| Q1 2018 | $6.66M | -$1.39M | -17.2% | Mar 31, 2018 | 10-Q | 2018-05-15 |
| Q4 2017 | $5.33M | -$1.31M | -19.7% | Dec 31, 2017 | 10-K | 2019-03-18 |
| Q3 2017 | $5.18M | -$1.97M | -27.6% | Sep 30, 2017 | 10-Q | 2017-11-09 |
| Q2 2017 | $7.73M | -$315K | -3.91% | Jun 30, 2017 | 10-Q | 2017-08-09 |
| Q1 2017 | $8.05M | -$386K | -4.58% | Mar 31, 2017 | 10-Q | 2017-05-10 |
| Q4 2016 | $6.63M | -$2.63M | -28.4% | Dec 31, 2016 | 10-K | 2018-03-16 |
| Q3 2016 | $7.16M | -$1.52M | -17.5% | Sep 30, 2016 | 10-Q | 2016-11-10 |
| Q2 2016 | $8.05M | -$2.28M | -22.1% | Jun 30, 2016 | 10-Q | 2016-08-09 |
| Q1 2016 | $8.43M | -$1.42M | -14.4% | Mar 31, 2016 | 10-Q | 2016-05-10 |
| Q4 2015 | $9.26M | -$1.27M | -12.1% | Dec 31, 2015 | 10-K | 2017-03-16 |
| Q3 2015 | $8.67M | -$5.83M | -40.2% | Sep 30, 2015 | 10-Q | 2015-11-09 |
| Q2 2015 | $10.3M | -$3.42M | -24.9% | Jun 30, 2015 | 10-Q | 2015-08-10 |
| Q1 2015 | $9.85M | -$1.52M | -13.4% | Mar 31, 2015 | 10-Q | 2015-05-11 |
| Q4 2014 | $10.5M | -$3.64M | -25.7% | Dec 31, 2014 | 10-K | 2016-03-15 |
| Q3 2014 | $14.5M | -$2.82M | -16.3% | Sep 30, 2014 | 10-Q | 2014-11-14 |
| Q2 2014 | $13.8M | -$4.07M | -22.8% | Jun 30, 2014 | 10-Q | 2014-08-13 |
| Q1 2014 | $11.4M | -$9.27M | -44.9% | Mar 31, 2014 | 10-Q | 2014-05-15 |
| Q4 2013 | $14.2M | -$10.5M | -42.5% | Dec 31, 2013 | 10-K | 2015-03-23 |
| Q3 2013 | $17.3M | -$8.13M | -31.9% | Sep 30, 2013 | 10-Q | 2013-11-14 |
| Q2 2013 | $17.8M | -$9.24M | -34.1% | Jun 30, 2013 | 10-Q | 2013-08-14 |
| Q1 2013 | $20.6M | -$9.33M | -31.1% | Mar 31, 2013 | 10-Q | 2013-05-15 |
| Q4 2012 | $24.7M | -$5.83M | -19.1% | Dec 31, 2012 | 10-K | 2014-03-31 |
| Q3 2012 | $25.5M | -$15.8M | -38.4% | Sep 30, 2012 | 10-Q | 2012-11-14 |
| Q2 2012 | $27.1M | -$11.9M | -30.6% | Jun 30, 2012 | 10-Q | 2012-08-14 |
| Q1 2012 | $30M | Mar 31, 2012 | 10-Q | 2012-05-15 | ||
| Q4 2011 | $30.5M | -$4.67M | -13.3% | Dec 31, 2011 | 10-K | 2013-04-01 |
| Q3 2011 | $41.3M | Sep 30, 2011 | 10-Q | 2011-11-14 | ||
| Q2 2011 | $39M | Jun 30, 2011 | 10-Q | 2011-08-15 | ||
| Q4 2010 | $35.2M | Dec 31, 2010 | 10-K | 2012-03-30 |