| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $70M | -$1M | -1.41% | Dec 31, 2023 | 10-K | 2024-02-14 |
| Q4 2022 | $71M | -$3M | -4.05% | Dec 31, 2022 | 10-K | 2024-02-14 |
| Q4 2021 | $74M | -$2M | -2.63% | Dec 31, 2021 | 10-K | 2024-02-14 |
| Q4 2020 | $76M | -$3M | -3.8% | Dec 31, 2020 | 10-K | 2024-02-14 |
| Q4 2019 | $79M | -$5M | -5.95% | Dec 31, 2019 | 10-K | 2023-02-15 |
| Q4 2018 | $84M | -$6M | -6.67% | Dec 31, 2018 | 10-K | 2022-02-16 |
| Q4 2017 | $90M | -$8M | -8.16% | Dec 31, 2017 | 10-K | 2021-02-17 |
| Q4 2016 | $98M | +$14M | +16.7% | Dec 31, 2016 | 10-K | 2020-02-19 |
| Q4 2015 | $84M | -$22M | -20.8% | Dec 31, 2015 | 10-K | 2019-02-20 |
| Q4 2014 | $106M | -$49M | -31.6% | Dec 31, 2014 | 10-K | 2018-02-21 |
| Q4 2013 | $155M | -$6M | -3.73% | Dec 31, 2013 | 10-K | 2017-02-08 |
| Q4 2012 | $161M | -$9M | -5.29% | Dec 31, 2012 | 10-K | 2016-02-10 |
| Q4 2011 | $170M | -$40M | -19% | Dec 31, 2011 | 10-K | 2015-02-11 |
| Q4 2010 | $210M | Dec 31, 2010 | 10-K | 2014-02-12 |