| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $22.3M | -$88K | -0.39% | Dec 31, 2023 | 10-K | 2024-02-23 |
| Q4 2022 | $22.4M | -$2.7M | -10.8% | Dec 31, 2022 | 10-K | 2024-02-23 |
| Q4 2021 | $25.1M | +$4.85M | +24% | Dec 31, 2021 | 10-K | 2024-02-23 |
| Q4 2020 | $20.3M | -$744K | -3.54% | Dec 31, 2020 | 10-K | 2024-02-23 |
| Q4 2019 | $21M | +$2.41M | +13% | Dec 31, 2019 | 10-K | 2023-02-24 |
| Q4 2018 | $18.6M | +$3.47M | +22.9% | Dec 31, 2018 | 10-K | 2022-02-25 |
| Q4 2017 | $15.1M | +$372K | +2.52% | Dec 31, 2017 | 10-K | 2021-03-01 |
| Q4 2016 | $14.7M | +$2M | +15.7% | Dec 31, 2016 | 10-K | 2020-03-02 |
| Q4 2015 | $12.7M | -$278K | -2.14% | Dec 31, 2015 | 10-K | 2019-02-28 |
| Q4 2014 | $13M | +$12.1M | +1328% | Dec 31, 2014 | 10-K | 2018-02-28 |
| Q4 2013 | $912K | -$208K | -18.6% | Dec 31, 2013 | 10-K | 2017-02-27 |
| Q3 2013 | $1.5M | -$623K | -29.3% | Sep 30, 2013 | 10-Q | 2013-11-06 |
| Q2 2013 | $1.2M | -$1.05M | -46.7% | Jun 30, 2013 | 10-Q | 2013-08-07 |
| Q1 2013 | $934K | -$4.77M | -83.6% | Mar 31, 2013 | 10-Q | 2013-05-09 |
| Q4 2012 | $1.12M | -$4.87M | -81.3% | Dec 31, 2012 | 10-K | 2015-03-02 |
| Q3 2012 | $2.12M | -$3.88M | -64.6% | Sep 30, 2012 | 10-Q | 2012-11-09 |
| Q2 2012 | $2.25M | -$3.79M | -62.7% | Jun 30, 2012 | 10-Q | 2012-11-09 |
| Q1 2012 | $5.7M | -$271K | -4.54% | Mar 31, 2012 | 10-Q | 2012-11-09 |
| Q4 2011 | $5.99M | -$330K | -5.23% | Dec 31, 2011 | 10-K | 2014-02-28 |
| Q3 2011 | $6M | -$249K | -3.98% | Sep 30, 2011 | 10-Q | 2012-11-09 |
| Q2 2011 | $6.04M | -$1.07M | -15.1% | Jun 30, 2011 | 10-Q | 2012-11-09 |
| Q1 2011 | $5.97M | -$1.11M | -15.7% | Mar 31, 2011 | 10-Q | 2012-11-09 |
| Q4 2010 | $6.32M | Dec 31, 2010 | 10-K | 2013-03-01 | ||
| Q3 2010 | $6.25M | Sep 30, 2010 | 10-Q | 2011-11-09 | ||
| Q2 2010 | $7.11M | Jun 30, 2010 | 10-Q | 2011-11-09 | ||
| Q1 2010 | $7.08M | Mar 31, 2010 | 10-Q | 2011-11-09 |