| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $23M | -$2M | -8% | Dec 31, 2023 | 10-K | 2024-02-21 |
| Q4 2022 | $25M | -$1M | -3.85% | Dec 31, 2022 | 10-K | 2024-02-21 |
| Q4 2021 | $26M | +$6M | +30% | Dec 31, 2021 | 10-K | 2024-02-21 |
| Q4 2020 | $20M | -$10M | -33.3% | Dec 31, 2020 | 10-K | 2024-02-21 |
| Q4 2019 | $30M | +$6M | +25% | Dec 31, 2019 | 10-K | 2023-02-21 |
| Q4 2018 | $24M | +$7M | +41.2% | Dec 31, 2018 | 10-K | 2022-02-22 |
| Q4 2017 | $17M | +$1M | +6.25% | Dec 31, 2017 | 10-K | 2021-02-23 |
| Q4 2016 | $16M | -$10M | -38.5% | Dec 31, 2016 | 10-K | 2020-02-18 |
| Q4 2015 | $26M | +$12M | +85.7% | Dec 31, 2015 | 10-K | 2019-02-19 |
| Q4 2014 | $14M | -$526M | -97.4% | Dec 31, 2014 | 10-K | 2018-02-20 |
| Q4 2013 | $540M | +$62M | +13% | Dec 31, 2013 | 10-K | 2017-02-21 |
| Q4 2012 | $478M | +$62M | +14.9% | Dec 31, 2012 | 10-K | 2016-02-22 |
| Q4 2011 | $416M | +$206M | +98.1% | Dec 31, 2011 | 10-K | 2015-02-23 |
| Q4 2010 | $210M | Dec 31, 2010 | 10-K | 2014-02-24 |