| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | $9.52M | -$1.42M | -13% | Mar 31, 2023 | 10-Q | 2023-05-10 |
| Q4 2022 | $10.2M | -$2.5M | -19.7% | Dec 31, 2022 | 10-Q | 2023-05-10 |
| Q3 2022 | $10.1M | -$2.6M | -20.5% | Sep 30, 2022 | 10-Q | 2022-11-09 |
| Q2 2022 | $9.85M | -$3.21M | -24.6% | Jun 30, 2022 | 10-Q | 2022-08-03 |
| Q1 2022 | $10.9M | -$2.51M | -18.6% | Mar 31, 2022 | 10-Q | 2022-05-11 |
| Q4 2021 | $12.7M | -$737K | -5.5% | Dec 31, 2021 | 10-K | 2023-03-23 |
| Q3 2021 | $12.7M | -$825K | -6.12% | Sep 30, 2021 | 10-Q | 2021-11-10 |
| Q2 2021 | $13.1M | +$221K | +1.72% | Jun 30, 2021 | 10-Q | 2021-08-04 |
| Q1 2021 | $13.4M | +$484K | +3.73% | Mar 31, 2021 | 10-Q | 2021-05-05 |
| Q4 2020 | $13.4M | -$2.37M | -15% | Dec 31, 2020 | 10-K | 2022-03-11 |
| Q3 2020 | $13.5M | -$907K | -6.3% | Sep 30, 2020 | 10-Q | 2020-11-09 |
| Q2 2020 | $12.8M | -$2.99M | -18.9% | Jun 30, 2020 | 10-Q | 2020-08-05 |
| Q1 2020 | $13M | -$4.47M | -25.6% | Mar 31, 2020 | 10-Q | 2020-05-07 |
| Q4 2019 | $15.8M | -$197K | -1.23% | Dec 31, 2019 | 10-K | 2021-03-10 |
| Q3 2019 | $14.4M | -$102K | -0.7% | Sep 30, 2019 | 10-Q | 2019-11-19 |
| Q2 2019 | $15.8M | -$973K | -5.79% | Jun 30, 2019 | 10-Q | 2019-08-14 |
| Q1 2019 | $17.4M | -$1.74M | -9.06% | Mar 31, 2019 | 10-Q | 2019-05-15 |
| Q4 2018 | $16M | +$2.76M | +20.9% | Dec 31, 2018 | 10-K | 2020-03-19 |
| Q3 2018 | $14.5M | +$2.53M | +21.1% | Sep 30, 2018 | 10-Q | 2018-11-14 |
| Q2 2018 | $16.8M | +$4.11M | +32.4% | Jun 30, 2018 | 10-Q | 2018-08-14 |
| Q1 2018 | $19.2M | +$3.56M | +22.8% | Mar 31, 2018 | 10-Q | 2018-05-18 |
| Q4 2017 | $13.2M | -$4.07M | -23.5% | Dec 31, 2017 | 10-K | 2019-03-27 |
| Q3 2017 | $12M | -$6.64M | -35.7% | Sep 30, 2017 | 10-Q | 2017-11-20 |
| Q2 2017 | $12.7M | -$10.9M | -46.1% | Jun 30, 2017 | 10-Q | 2017-08-11 |
| Q1 2017 | $15.6M | -$10.6M | -40.5% | Mar 31, 2017 | 10-Q | 2017-05-05 |
| Q4 2016 | $17.3M | -$13.1M | -43.2% | Dec 31, 2016 | 10-K | 2018-04-02 |
| Q3 2016 | $18.6M | -$13.1M | -41.4% | Sep 30, 2016 | 10-Q | 2016-11-03 |
| Q2 2016 | $23.5M | -$12.5M | -34.6% | Jun 30, 2016 | 10-Q | 2016-07-28 |
| Q1 2016 | $26.2M | -$12.7M | -32.7% | Mar 31, 2016 | 10-Q | 2016-04-28 |
| Q4 2015 | $30.4M | -$11.9M | -28.1% | Dec 31, 2015 | 10-K | 2017-03-10 |
| Q3 2015 | $31.7M | -$14.2M | -31% | Sep 30, 2015 | 10-Q | 2015-10-29 |
| Q2 2015 | $36M | -$13.1M | -26.6% | Jun 30, 2015 | 10-Q | 2015-07-30 |
| Q1 2015 | $39M | -$12.7M | -24.6% | Mar 31, 2015 | 10-Q | 2015-04-27 |
| Q4 2014 | $42.3M | -$10.9M | -20.5% | Dec 31, 2014 | 10-K | 2016-02-17 |
| Q3 2014 | $46M | -$7.48M | -14% | Sep 30, 2014 | 10-Q | 2014-11-07 |
| Q2 2014 | $49.1M | +$1.55M | +3.26% | Jun 30, 2014 | 10-Q | 2014-07-31 |
| Q1 2014 | $51.7M | -$2.69M | -4.95% | Mar 31, 2014 | 10-Q | 2014-05-08 |
| Q4 2013 | $53.2M | -$6.49M | -10.9% | Dec 31, 2013 | 10-K | 2015-02-25 |
| Q3 2013 | $53.5M | -$1.35M | -2.46% | Sep 30, 2013 | 10-Q | 2013-11-07 |
| Q2 2013 | $47.5M | -$12.2M | -20.4% | Jun 30, 2013 | 10-Q | 2013-08-09 |
| Q1 2013 | $54.4M | -$13.5M | -19.9% | Mar 31, 2013 | 10-Q | 2013-05-09 |
| Q4 2012 | $59.7M | -$13.3M | -18.3% | Dec 31, 2012 | 10-K | 2014-03-13 |
| Q3 2012 | $54.8M | -$11.3M | -17% | Sep 30, 2012 | 10-Q | 2012-11-09 |
| Q2 2012 | $59.7M | -$11.8M | -16.6% | Jun 30, 2012 | 10-Q | 2012-08-08 |
| Q1 2012 | $67.9M | Mar 31, 2012 | 10-Q | 2012-05-08 | ||
| Q4 2011 | $73M | -$3.5M | -4.57% | Dec 31, 2011 | 10-K | 2013-03-18 |
| Q3 2011 | $66.1M | Sep 30, 2011 | 10-Q | 2011-11-08 | ||
| Q2 2011 | $71.6M | Jun 30, 2011 | 10-Q | 2011-08-09 | ||
| Q4 2010 | $76.5M | Dec 31, 2010 | 10-K | 2012-03-13 |