| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | $10.4M | -$6.8M | -39.6% | Mar 31, 2023 | 10-Q | 2023-05-11 |
| Q4 2022 | $12.4M | -$7.67M | -38.3% | Dec 31, 2022 | 10-Q | 2023-05-11 |
| Q3 2022 | $12.4M | -$7.22M | -36.8% | Sep 30, 2022 | 10-Q | 2022-11-10 |
| Q2 2022 | $16.6M | -$2.24M | -11.9% | Jun 30, 2022 | 10-Q | 2022-08-12 |
| Q1 2022 | $17.2M | -$2.59M | -13.1% | Mar 31, 2022 | 10-Q | 2022-05-12 |
| Q4 2021 | $20.1M | -$652K | -3.15% | Dec 31, 2021 | 10-K | 2023-03-30 |
| Q3 2021 | $19.6M | -$889K | -4.33% | Sep 30, 2021 | 10-Q | 2021-11-10 |
| Q2 2021 | $18.9M | -$1.74M | -8.44% | Jun 30, 2021 | 10-Q | 2021-08-12 |
| Q1 2021 | $19.8M | -$225K | -1.13% | Mar 31, 2021 | 10-Q | 2021-05-13 |
| Q4 2020 | $20.7M | -$436K | -2.06% | Dec 31, 2020 | 10-K | 2022-03-29 |
| Q3 2020 | $20.5M | -$2.3M | -10.1% | Sep 30, 2020 | 10-Q | 2020-11-10 |
| Q2 2020 | $20.6M | -$2.84M | -12.1% | Jun 30, 2020 | 10-Q | 2020-08-11 |
| Q1 2020 | $20M | -$368K | -1.81% | Mar 31, 2020 | 10-Q | 2020-05-13 |
| Q4 2019 | $21.1M | -$1.53M | -6.74% | Dec 31, 2019 | 10-K | 2021-03-25 |
| Q3 2019 | $22.8M | +$691K | +3.12% | Sep 30, 2019 | 10-Q | 2019-11-12 |
| Q2 2019 | $23.5M | +$1.65M | +7.55% | Jun 30, 2019 | 10-Q | 2019-08-06 |
| Q1 2019 | $20.4M | -$2M | -8.92% | Mar 31, 2019 | 10-Q | 2019-05-09 |
| Q4 2018 | $22.7M | -$1.64M | -6.73% | Dec 31, 2018 | 10-K | 2020-03-25 |
| Q3 2018 | $22.1M | +$363K | +1.67% | Sep 30, 2018 | 10-Q | 2018-11-08 |
| Q2 2018 | $21.8M | +$650K | +3.07% | Jun 30, 2018 | 10-Q | 2018-08-09 |
| Q1 2018 | $22.4M | +$16.7K | +0.08% | Mar 31, 2018 | 10-Q | 2018-05-10 |
| Q4 2017 | $24.3M | +$269K | +1.12% | Dec 31, 2017 | 10-K | 2019-03-07 |
| Q3 2017 | $21.8M | -$3.65M | -14.4% | Sep 30, 2017 | 10-Q | 2017-11-07 |
| Q2 2017 | $21.2M | -$6.5M | -23.5% | Jun 30, 2017 | 10-Q | 2017-08-08 |
| Q1 2017 | $22.4M | -$6.83M | -23.4% | Mar 31, 2017 | 10-Q | 2017-05-15 |
| Q4 2016 | $24M | +$1.55M | +6.87% | Dec 31, 2016 | 10-K | 2018-03-23 |
| Q3 2016 | $25.4M | +$3.3M | +14.9% | Sep 30, 2016 | 10-Q | 2016-11-14 |
| Q2 2016 | $27.7M | +$5.83M | +26.7% | Jun 30, 2016 | 10-Q | 2016-08-09 |
| Q1 2016 | $29.2M | +$3.78M | +14.9% | Mar 31, 2016 | 10-Q | 2016-05-12 |
| Q4 2015 | $22.5M | +$25.4K | +0.11% | Dec 31, 2015 | 10-K | 2017-03-23 |
| Q3 2015 | $22.1M | Sep 30, 2015 | 10-Q | 2015-11-12 | ||
| Q2 2015 | $21.8M | Jun 30, 2015 | 10-Q | 2015-08-07 | ||
| Q1 2015 | $25.4M | Mar 31, 2015 | 10-Q | 2015-06-08 | ||
| Q4 2014 | $22.5M | Dec 31, 2014 | 10-K | 2016-03-25 |