| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2024 | $22M | -$4M | -15.4% | Dec 31, 2024 | 10-K | 2025-03-06 |
| Q4 2023 | $26M | -$3M | -10.3% | Dec 31, 2023 | 10-K | 2025-03-06 |
| Q4 2022 | $29M | -$3M | -9.38% | Dec 31, 2022 | 10-K | 2024-03-08 |
| Q4 2021 | $32M | -$7M | -17.9% | Dec 31, 2021 | 10-K | 2023-03-10 |
| Q4 2020 | $39M | -$5M | -11.4% | Dec 31, 2020 | 10-K | 2022-03-04 |
| Q4 2019 | $44M | +$27M | +159% | Dec 31, 2019 | 10-K | 2021-03-12 |
| Q4 2018 | $17M | -$12M | -41.4% | Dec 31, 2018 | 10-K | 2020-03-06 |
| Q3 2018 | $19M | -$13M | -40.6% | Sep 30, 2018 | 10-Q | 2018-11-02 |
| Q2 2018 | $22M | -$14M | -38.9% | Jun 30, 2018 | 10-Q | 2018-08-03 |
| Q1 2018 | $25M | -$6M | -19.4% | Mar 31, 2018 | 10-Q | 2018-05-04 |
| Q4 2017 | $29M | -$4M | -12.1% | Dec 31, 2017 | 10-K | 2019-03-08 |
| Q3 2017 | $32M | $0 | 0% | Sep 30, 2017 | 10-Q | 2017-11-03 |
| Q2 2017 | $36M | +$5M | +16.1% | Jun 30, 2017 | 10-Q | 2017-08-04 |
| Q1 2017 | $31M | -$1M | -3.13% | Mar 31, 2017 | 10-Q | 2017-05-05 |
| Q4 2016 | $33M | +$1M | +3.13% | Dec 31, 2016 | 10-K | 2018-03-09 |
| Q3 2016 | $32M | +$3M | +10.3% | Sep 30, 2016 | 10-Q | 2016-11-04 |
| Q2 2016 | $31M | +$2M | +6.9% | Jun 30, 2016 | 10-Q | 2016-08-05 |
| Q1 2016 | $32M | +$4M | +14.3% | Mar 31, 2016 | 10-Q | 2016-05-06 |
| Q4 2015 | $32M | +$4M | +14.3% | Dec 31, 2015 | 10-K | 2017-03-10 |
| Q3 2015 | $29M | +$2M | +7.41% | Sep 30, 2015 | 10-Q | 2015-11-06 |
| Q2 2015 | $29M | +$3M | +11.5% | Jun 30, 2015 | 10-Q | 2015-08-07 |
| Q1 2015 | $28M | +$3M | +12% | Mar 31, 2015 | 10-Q | 2015-05-08 |
| Q4 2014 | $28M | +$3M | +12% | Dec 31, 2014 | 10-K | 2016-03-11 |
| Q3 2014 | $27M | +$2M | +8% | Sep 30, 2014 | 10-Q | 2014-11-07 |
| Q2 2014 | $26M | +$1M | +4% | Jun 30, 2014 | 10-Q | 2014-08-08 |
| Q1 2014 | $25M | -$1M | -3.85% | Mar 31, 2014 | 10-Q | 2014-05-09 |
| Q4 2013 | $25M | -$1M | -3.85% | Dec 31, 2013 | 10-K | 2015-03-13 |
| Q3 2013 | $25M | -$1M | -3.85% | Sep 30, 2013 | 10-Q | 2013-11-08 |
| Q2 2013 | $25M | -$1M | -3.85% | Jun 30, 2013 | 10-Q | 2013-08-09 |
| Q1 2013 | $26M | -$2M | -7.14% | Mar 31, 2013 | 10-Q | 2013-05-10 |
| Q4 2012 | $26M | -$4M | -13.3% | Dec 31, 2012 | 10-K | 2014-03-14 |
| Q3 2012 | $26M | -$2M | -7.14% | Sep 30, 2012 | 10-Q | 2012-11-09 |
| Q2 2012 | $26M | $0 | 0% | Jun 30, 2012 | 10-Q | 2012-08-10 |
| Q1 2012 | $28M | Mar 31, 2012 | 10-Q | 2012-05-09 | ||
| Q4 2011 | $30M | +$5M | +20% | Dec 31, 2011 | 10-K | 2013-03-15 |
| Q3 2011 | $28M | Sep 30, 2011 | 10-Q | 2011-11-09 | ||
| Q2 2011 | $26M | Jun 30, 2011 | 10-Q | 2011-08-10 | ||
| Q4 2010 | $25M | Dec 31, 2010 | 10-K | 2012-03-14 |