| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | $0 | -$336K | -100% | Dec 31, 2022 | 10-K | 2023-02-24 |
| Q3 2022 | $62K | -$364K | -85.4% | Sep 30, 2022 | 10-Q | 2022-11-03 |
| Q2 2022 | $154K | -$362K | -70.2% | Jun 30, 2022 | 10-Q | 2022-08-03 |
| Q1 2022 | $246K | -$361K | -59.5% | Mar 31, 2022 | 10-Q | 2022-05-06 |
| Q4 2021 | $336K | -$362K | -51.9% | Dec 31, 2021 | 10-K | 2023-02-24 |
| Q3 2021 | $426K | -$376K | -46.9% | Sep 30, 2021 | 10-Q | 2021-11-03 |
| Q2 2021 | $516K | -$560K | -52% | Jun 30, 2021 | 10-Q | 2021-08-03 |
| Q1 2021 | $607K | -$1.08M | -64% | Mar 31, 2021 | 10-Q | 2021-05-06 |
| Q4 2020 | $698K | -$1.61M | -69.7% | Dec 31, 2020 | 10-K | 2022-02-24 |
| Q3 2020 | $802K | -$2.68M | -77% | Sep 30, 2020 | 10-Q | 2020-11-02 |
| Q2 2020 | $1.08M | -$4.7M | -81.4% | Jun 30, 2020 | 10-Q | 2020-08-04 |
| Q1 2020 | $1.69M | -$6.39M | -79.1% | Mar 31, 2020 | 10-Q | 2020-05-05 |
| Q4 2019 | $2.3M | -$8.08M | -77.8% | Dec 31, 2019 | 10-K | 2021-02-25 |
| Q3 2019 | $3.48M | -$9.2M | -72.6% | Sep 30, 2019 | 10-Q | 2019-10-31 |
| Q2 2019 | $5.78M | -$9.2M | -61.4% | Jun 30, 2019 | 10-Q | 2019-08-01 |
| Q1 2019 | $8.08M | -$9.2M | -53.2% | Mar 31, 2019 | 10-Q | 2019-05-02 |
| Q4 2018 | $10.4M | -$9.2M | -47% | Dec 31, 2018 | 10-K | 2020-02-25 |
| Q3 2018 | $12.7M | -$9.27M | -42.2% | Sep 30, 2018 | 10-Q | 2018-11-01 |
| Q2 2018 | $15M | -$9.44M | -38.7% | Jun 30, 2018 | 10-Q | 2018-08-01 |
| Q1 2018 | $17.3M | -$9.62M | -35.8% | Mar 31, 2018 | 10-Q | 2018-05-02 |
| Q4 2017 | $19.6M | -$9.79M | -33.3% | Dec 31, 2017 | 10-K | 2019-02-22 |
| Q3 2017 | $21.9M | -$9.96M | -31.2% | Sep 30, 2017 | 10-Q | 2017-11-02 |
| Q2 2017 | $24.4M | -$10.2M | -29.4% | Jun 30, 2017 | 10-Q | 2017-08-01 |
| Q1 2017 | $26.9M | -$10.7M | -28.5% | Mar 31, 2017 | 10-Q | 2017-05-09 |
| Q4 2016 | $29.4M | -$11.6M | -28.4% | Dec 31, 2016 | 10-K | 2018-02-23 |
| Q3 2016 | $31.9M | -$27M | -45.8% | Sep 30, 2016 | 10-Q | 2016-11-02 |
| Q2 2016 | $34.6M | -$27.2M | -44% | Jun 30, 2016 | 10-Q | 2016-08-04 |
| Q1 2016 | $37.6M | -$28M | -42.7% | Mar 31, 2016 | 10-Q | 2016-05-05 |
| Q4 2015 | $41M | -$28.5M | -41% | Dec 31, 2015 | 8-K | 2017-11-02 |
| Q3 2015 | $58.9M | +$33.6M | +133% | Sep 30, 2015 | 10-Q | 2015-11-02 |
| Q2 2015 | $61.8M | +$38.5M | +166% | Jun 30, 2015 | 10-Q | 2015-08-05 |
| Q1 2015 | $65.7M | +$40.9M | +165% | Mar 31, 2015 | 10-Q | 2015-05-06 |
| Q4 2014 | $69.5M | +$42.8M | +160% | Dec 31, 2014 | 10-K | 2016-02-24 |
| Q3 2014 | $25.3M | -$4.08M | -13.9% | Sep 30, 2014 | 10-Q | 2014-11-06 |
| Q2 2014 | $23.2M | -$9.53M | -29.1% | Jun 30, 2014 | 10-Q | 2014-08-08 |
| Q1 2014 | $24.8M | -$10M | -28.8% | Mar 31, 2014 | 10-Q | 2014-05-08 |
| Q4 2013 | $26.7M | -$8.67M | -24.5% | Dec 31, 2013 | 10-K | 2015-02-27 |
| Q3 2013 | $29.4M | -$3.09M | -9.5% | Sep 30, 2013 | 10-Q | 2013-11-12 |
| Q2 2013 | $32.8M | -$1.8M | -5.22% | Jun 30, 2013 | 10-Q | 2013-08-07 |
| Q1 2013 | $34.8M | -$2.15M | -5.83% | Mar 31, 2013 | 10-Q | 2013-05-08 |
| Q4 2012 | $35.4M | -$5.51M | -13.5% | Dec 31, 2012 | 10-K | 2014-02-28 |
| Q3 2012 | $32.5M | -$14.2M | -30.4% | Sep 30, 2012 | 10-Q | 2012-11-07 |
| Q2 2012 | $34.6M | -$10.2M | -22.8% | Jun 30, 2012 | 10-Q | 2012-08-08 |
| Q1 2012 | $37M | Mar 31, 2012 | 10-Q | 2012-05-09 | ||
| Q4 2011 | $40.9M | -$8.32M | -16.9% | Dec 31, 2011 | 10-K | 2013-02-27 |
| Q3 2011 | $46.7M | Sep 30, 2011 | 10-Q | 2011-11-08 | ||
| Q2 2011 | $44.8M | Jun 30, 2011 | 10-Q | 2011-08-05 | ||
| Q4 2010 | $49.2M | Dec 31, 2010 | 10-K/A | 2012-03-30 |