| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $32M | -$2M | -5.88% | Dec 31, 2023 | 10-K | 2024-02-20 |
| Q4 2022 | $34M | -$4M | -10.5% | Dec 31, 2022 | 10-K | 2024-02-20 |
| Q4 2021 | $38M | -$5M | -11.6% | Dec 31, 2021 | 10-K | 2024-02-20 |
| Q4 2020 | $43M | -$6M | -12.2% | Dec 31, 2020 | 10-K | 2024-02-20 |
| Q4 2019 | $49M | -$9.82M | -16.7% | Dec 31, 2019 | 10-K | 2023-02-15 |
| Q4 2018 | $58.8M | -$3.47M | -5.57% | Dec 31, 2018 | 10-K | 2022-02-17 |
| Q3 2018 | $64M | Sep 30, 2018 | 10-Q | 2018-10-26 | ||
| Q2 2018 | $66M | Jun 30, 2018 | 10-Q | 2018-07-25 | ||
| Q1 2018 | $65M | Mar 31, 2018 | 10-Q | 2018-05-02 | ||
| Q4 2017 | $62.3M | +$639K | +1.04% | Dec 31, 2017 | 10-K | 2021-02-19 |
| Q4 2016 | $61.6M | +$909K | +1.5% | Dec 31, 2016 | 10-K | 2020-02-27 |
| Q4 2015 | $60.7M | +$258K | +0.43% | Dec 31, 2015 | 10-K | 2019-02-21 |
| Q4 2014 | $60.5M | +$3.67M | +6.46% | Dec 31, 2014 | 10-K | 2018-02-20 |
| Q1 2014 | $57.8M | +$4.6M | +8.65% | Mar 31, 2014 | 10-Q | 2014-04-23 |
| Q4 2013 | $56.8M | +$4.54M | +8.69% | Dec 31, 2013 | 10-K | 2017-02-14 |
| Q3 2013 | $57.4M | -$1.6M | -2.71% | Sep 30, 2013 | 10-Q | 2013-10-22 |
| Q2 2013 | $54.1M | -$17.1M | -24% | Jun 30, 2013 | 10-Q | 2013-07-23 |
| Q1 2013 | $53.2M | -$17.1M | -24.3% | Mar 31, 2013 | 10-Q | 2013-04-23 |
| Q4 2012 | $52.3M | -$9.98M | -16% | Dec 31, 2012 | 10-K | 2016-02-12 |
| Q3 2012 | $59M | -$3.7M | -5.9% | Sep 30, 2012 | 10-Q | 2012-10-23 |
| Q2 2012 | $71.2M | +$8.1M | +12.8% | Jun 30, 2012 | 10-Q | 2012-07-24 |
| Q1 2012 | $70.3M | Mar 31, 2012 | 10-Q | 2012-04-24 | ||
| Q4 2011 | $62.2M | +$1.01M | +1.65% | Dec 31, 2011 | 10-K | 2015-02-13 |
| Q3 2011 | $62.7M | Sep 30, 2011 | 10-Q | 2011-10-26 | ||
| Q2 2011 | $63.1M | Jun 30, 2011 | 10-Q | 2011-07-27 | ||
| Q4 2010 | $61.2M | Dec 31, 2010 | 10-K | 2014-02-14 |