| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $31.8M | -$1.09M | -3.32% | Dec 31, 2023 | 10-K | 2024-03-15 |
| Q3 2023 | $32.2M | -$2.52M | -7.26% | Sep 30, 2023 | 10-Q | 2023-11-08 |
| Q2 2023 | $32.4M | Jun 30, 2023 | 10-Q | 2023-08-09 | ||
| Q1 2023 | $32.4M | -$2.94M | -8.32% | Mar 31, 2023 | 10-Q | 2023-05-10 |
| Q4 2022 | $32.9M | -$1.28M | -3.75% | Dec 31, 2022 | 10-K | 2024-03-15 |
| Q3 2022 | $34.7M | -$2.34M | -6.31% | Sep 30, 2022 | 10-Q | 2022-11-08 |
| Q1 2022 | $35.4M | -$3.95M | -10% | Mar 31, 2022 | 10-Q | 2022-05-09 |
| Q4 2021 | $34.2M | -$5.54M | -13.9% | Dec 31, 2021 | 10-K | 2023-03-14 |
| Q3 2021 | $37M | -$2.96M | -7.4% | Sep 30, 2021 | 10-Q | 2021-11-09 |
| Q2 2021 | $37.5M | +$2.6M | +7.46% | Jun 30, 2021 | 10-Q | 2021-08-06 |
| Q1 2021 | $39.3M | -$296K | -0.75% | Mar 31, 2021 | 10-Q | 2021-05-07 |
| Q4 2020 | $39.7M | -$125K | -0.31% | Dec 31, 2020 | 10-K | 2022-03-14 |
| Q3 2020 | $40M | +$718K | +1.83% | Sep 30, 2020 | 10-Q | 2020-11-05 |
| Q2 2020 | $34.9M | -$4.16M | -10.7% | Jun 30, 2020 | 10-Q | 2022-08-05 |
| Q1 2020 | $39.6M | +$13M | +48.6% | Mar 31, 2020 | 10-Q | 2020-05-08 |
| Q4 2019 | $39.8M | +$13.2M | +49.4% | Dec 31, 2019 | 10-K | 2021-03-08 |
| Q3 2019 | $39.3M | +$13.6M | +52.8% | Sep 30, 2019 | 10-Q | 2019-11-12 |
| Q2 2019 | $39M | +$13.2M | +50.8% | Jun 30, 2019 | 10-Q | 2019-08-05 |
| Q1 2019 | $26.7M | +$904K | +3.51% | Mar 31, 2019 | 10-Q | 2019-05-09 |
| Q4 2018 | $26.7M | +$774K | +2.99% | Dec 31, 2018 | 10-K | 2020-03-09 |
| Q3 2018 | $25.7M | -$233K | -0.9% | Sep 30, 2018 | 10-Q | 2018-11-05 |
| Q2 2018 | $25.9M | -$386K | -1.47% | Jun 30, 2018 | 10-Q | 2018-08-03 |
| Q1 2018 | $25.8M | +$101K | +0.39% | Mar 31, 2018 | 10-Q | 2018-05-04 |
| Q4 2017 | $25.9M | +$462K | +1.82% | Dec 31, 2017 | 10-K | 2019-03-08 |
| Q3 2017 | $25.9M | +$3.08M | +13.5% | Sep 30, 2017 | 10-Q | 2017-11-06 |
| Q2 2017 | $26.3M | +$3.39M | +14.8% | Jun 30, 2017 | 10-Q | 2017-08-04 |
| Q1 2017 | $25.7M | +$2.42M | +10.4% | Mar 31, 2017 | 10-Q | 2017-05-08 |
| Q4 2016 | $25.4M | +$1.87M | +7.94% | Dec 31, 2016 | 10-K | 2018-03-09 |
| Q3 2016 | $22.8M | -$1.01M | -4.23% | Sep 30, 2016 | 10-Q | 2016-11-07 |
| Q2 2016 | $22.9M | -$1.3M | -5.39% | Jun 30, 2016 | 10-Q | 2016-08-08 |
| Q1 2016 | $23.2M | -$1.13M | -4.64% | Mar 31, 2016 | 10-Q | 2016-05-09 |
| Q4 2015 | $23.6M | +$542K | +2.35% | Dec 31, 2015 | 10-K | 2017-03-16 |
| Q3 2015 | $23.9M | +$769K | +3.33% | Sep 30, 2015 | 10-Q | 2015-11-09 |
| Q2 2015 | $24.2M | +$1.1M | +4.76% | Jun 30, 2015 | 10-Q | 2015-08-07 |
| Q1 2015 | $24.4M | +$1.01M | +4.33% | Mar 31, 2015 | 10-Q | 2015-05-11 |
| Q4 2014 | $23M | -$649K | -2.74% | Dec 31, 2014 | 10-K | 2016-03-15 |
| Q3 2014 | $23.1M | -$897K | -3.74% | Sep 30, 2014 | 10-Q | 2014-11-10 |
| Q2 2014 | $23.1M | -$1.19M | -4.89% | Jun 30, 2014 | 10-Q | 2014-08-08 |
| Q1 2014 | $23.4M | -$938K | -3.86% | Mar 31, 2014 | 10-Q | 2014-05-12 |
| Q4 2013 | $23.7M | -$869K | -3.54% | Dec 31, 2013 | 10-K | 2015-03-09 |
| Q3 2013 | $24M | -$903K | -3.63% | Sep 30, 2013 | 10-Q | 2013-11-08 |
| Q2 2013 | $24.3M | -$1.05M | -4.13% | Jun 30, 2013 | 10-Q | 2013-08-09 |
| Q1 2013 | $24.3M | -$1.54M | -5.95% | Mar 31, 2013 | 10-Q | 2013-05-06 |
| Q4 2012 | $24.5M | -$1.13M | -4.41% | Dec 31, 2012 | 10-K | 2014-03-12 |
| Q3 2012 | $24.9M | -$1.38M | -5.25% | Sep 30, 2012 | 10-Q | 2012-11-09 |
| Q2 2012 | $25.3M | +$6.19M | +32.3% | Jun 30, 2012 | 10-Q | 2012-08-09 |
| Q1 2012 | $25.8M | Mar 31, 2012 | 10-Q | 2012-05-10 | ||
| Q4 2011 | $25.7M | +$6.17M | +31.6% | Dec 31, 2011 | 10-K | 2013-03-14 |
| Q3 2011 | $26.3M | Sep 30, 2011 | 10-Q | 2011-11-09 | ||
| Q2 2011 | $19.1M | Jun 30, 2011 | 10-Q | 2011-08-08 | ||
| Q4 2010 | $19.5M | Dec 31, 2010 | 10-K | 2012-03-15 |