| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $8.13M | -$2.48M | -23.3% | Dec 31, 2023 | 10-K | 2024-03-21 |
| Q3 2023 | $7.8M | -$2.32M | -22.9% | Sep 30, 2023 | 10-Q | 2023-11-14 |
| Q2 2023 | $7.67M | -$2.51M | -24.7% | Jun 30, 2023 | 10-Q | 2023-08-14 |
| Q1 2023 | $7.82M | -$2.55M | -24.6% | Mar 31, 2023 | 10-Q | 2023-05-15 |
| Q4 2022 | $10.6M | -$2.14M | -16.8% | Dec 31, 2022 | 10-K | 2024-03-21 |
| Q3 2022 | $10.1M | -$3.42M | -25.3% | Sep 30, 2022 | 10-Q | 2022-11-14 |
| Q2 2022 | $10.2M | -$3.43M | -25.2% | Jun 30, 2022 | 10-Q | 2022-08-12 |
| Q1 2022 | $10.4M | -$4.38M | -29.7% | Mar 31, 2022 | 10-Q | 2022-05-13 |
| Q4 2021 | $12.8M | -$3.94M | -23.6% | Dec 31, 2021 | 10-K | 2023-03-15 |
| Q3 2021 | $13.5M | -$4.76M | -26% | Sep 30, 2021 | 10-Q | 2021-11-15 |
| Q2 2021 | $13.6M | -$5.28M | -27.9% | Jun 30, 2021 | 10-Q | 2021-08-16 |
| Q1 2021 | $14.8M | -$5.26M | -26.3% | Mar 31, 2021 | 10-Q | 2021-05-17 |
| Q4 2020 | $16.7M | -$5.29M | -24.1% | Dec 31, 2020 | 10-K | 2022-03-18 |
| Q3 2020 | $18.3M | -$5.7M | -23.7% | Sep 30, 2020 | 10-Q | 2020-11-16 |
| Q2 2020 | $18.9M | -$6.22M | -24.8% | Jun 30, 2020 | 10-Q | 2020-08-14 |
| Q1 2020 | $20M | -$4.84M | -19.5% | Mar 31, 2020 | 10-Q | 2020-05-15 |
| Q4 2019 | $22M | -$3.14M | -12.5% | Dec 31, 2019 | 10-K | 2021-03-30 |
| Q3 2019 | $24M | -$2.19M | -8.37% | Sep 30, 2019 | 10-Q | 2019-11-14 |
| Q2 2019 | $25.1M | -$1.35M | -5.11% | Jun 30, 2019 | 10-Q | 2019-08-14 |
| Q1 2019 | $24.8M | -$2.54M | -9.27% | Mar 31, 2019 | 10-Q | 2019-05-13 |
| Q4 2018 | $25.1M | -$5.98M | -19.2% | Dec 31, 2018 | 10-K | 2020-03-26 |
| Q3 2018 | $26.2M | -$5.82M | -18.2% | Sep 30, 2018 | 10-Q | 2018-11-08 |
| Q2 2018 | $26.5M | -$7.24M | -21.5% | Jun 30, 2018 | 10-Q | 2018-08-10 |
| Q1 2018 | $27.4M | -$9.04M | -24.8% | Mar 31, 2018 | 10-Q | 2018-05-15 |
| Q4 2017 | $31.1M | -$7.66M | -19.8% | Dec 31, 2017 | 10-K | 2019-03-18 |
| Q3 2017 | $32M | -$9.96M | -23.7% | Sep 30, 2017 | 10-Q | 2017-11-09 |
| Q2 2017 | $33.7M | -$10.7M | -24.1% | Jun 30, 2017 | 10-Q | 2017-08-10 |
| Q1 2017 | $36.4M | -$11.1M | -23.4% | Mar 31, 2017 | 10-Q | 2017-05-12 |
| Q4 2016 | $38.8M | -$11.4M | -22.7% | Dec 31, 2016 | 10-K | 2018-03-27 |
| Q3 2016 | $42M | -$11.5M | -21.5% | Sep 30, 2016 | 10-Q | 2016-11-10 |
| Q2 2016 | $44.4M | -$11.9M | -21.2% | Jun 30, 2016 | 10-Q | 2016-08-12 |
| Q1 2016 | $47.5M | -$12.3M | -20.5% | Mar 31, 2016 | 10-Q | 2016-05-16 |
| Q4 2015 | $50.1M | -$10.9M | -17.8% | Dec 31, 2015 | 10-K | 2017-03-20 |
| Q3 2015 | $53.5M | -$9.54M | -15.1% | Sep 30, 2015 | 10-Q | 2015-11-12 |
| Q2 2015 | $56.4M | -$7.02M | -11.1% | Jun 30, 2015 | 10-Q | 2015-08-14 |
| Q1 2015 | $59.8M | -$5.36M | -8.22% | Mar 31, 2015 | 10-Q | 2015-05-15 |
| Q4 2014 | $61M | -$7.53M | -11% | Dec 31, 2014 | 10-K | 2016-03-30 |
| Q3 2014 | $63M | +$12.1M | +23.9% | Sep 30, 2014 | 10-Q | 2014-11-13 |
| Q2 2014 | $63.4M | +$24.2M | +62% | Jun 30, 2014 | 10-Q | 2014-08-14 |
| Q1 2014 | $65.2M | +$30.9M | +90.3% | Mar 31, 2014 | 10-Q | 2014-05-13 |
| Q4 2013 | $68.5M | +$40M | +140% | Dec 31, 2013 | 10-K | 2015-03-31 |
| Q3 2013 | $50.9M | Sep 30, 2013 | 10-Q | 2013-11-13 | ||
| Q2 2013 | $39.1M | Jun 30, 2013 | 10-Q | 2013-08-13 | ||
| Q1 2013 | $34.2M | Mar 31, 2013 | 10-Q | 2013-05-13 | ||
| Q4 2012 | $28.5M | Dec 31, 2012 | 10-K | 2014-03-17 |