| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $40M | -$1M | -2.44% | Dec 31, 2023 | 10-K | 2024-02-23 |
| Q4 2022 | $41M | -$2M | -4.65% | Dec 31, 2022 | 10-K | 2024-02-23 |
| Q4 2021 | $43M | +$4M | +10.3% | Dec 31, 2021 | 10-K | 2024-02-23 |
| Q4 2020 | $39M | +$2M | +5.41% | Dec 31, 2020 | 10-K | 2023-02-24 |
| Q4 2019 | $37M | +$3M | +8.82% | Dec 31, 2019 | 10-K | 2022-02-25 |
| Q4 2018 | $34M | +$6M | +21.4% | Dec 31, 2018 | 10-K | 2021-02-26 |
| Q4 2017 | $28M | -$2M | -6.67% | Dec 31, 2017 | 10-K | 2020-02-28 |
| Q4 2016 | $30M | -$8M | -21.1% | Dec 31, 2016 | 10-K/A | 2019-03-01 |
| Q4 2015 | $38M | +$2M | +5.56% | Dec 31, 2015 | 10-K | 2018-02-23 |
| Q4 2014 | $36M | +$2M | +5.88% | Dec 31, 2014 | 10-K | 2017-02-27 |
| Q4 2013 | $34M | +$3M | +9.68% | Dec 31, 2013 | 10-K | 2016-02-26 |
| Q4 2012 | $31M | +$3M | +10.7% | Dec 31, 2012 | 10-K | 2015-02-27 |
| Q4 2011 | $28M | +$20M | +250% | Dec 31, 2011 | 10-K | 2014-02-27 |
| Q4 2010 | $8M | Dec 31, 2010 | 10-K | 2013-02-28 |