| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $30M | -$4M | -11.8% | Dec 31, 2023 | 10-K | 2024-02-09 |
| Q4 2022 | $34M | -$4M | -10.5% | Dec 31, 2022 | 10-K | 2024-02-09 |
| Q4 2021 | $38M | -$36M | -48.6% | Dec 31, 2021 | 10-K | 2024-02-09 |
| Q4 2020 | $74M | +$10M | +15.6% | Dec 31, 2020 | 10-K | 2024-02-09 |
| Q3 2020 | $74M | +$10M | +15.6% | Sep 30, 2020 | 10-Q | 2020-10-22 |
| Q2 2020 | $69M | -$75M | -52.1% | Jun 30, 2020 | 10-Q | 2020-07-23 |
| Q1 2020 | $67M | -$109M | -61.9% | Mar 31, 2020 | 10-Q | 2020-04-23 |
| Q4 2019 | $64M | -$110M | -63.2% | Dec 31, 2019 | 10-K | 2023-02-10 |
| Q3 2019 | $64M | -$113M | -63.8% | Sep 30, 2019 | 10-Q | 2019-10-17 |
| Q2 2019 | $144M | -$80M | -35.7% | Jun 30, 2019 | 10-Q | 2019-07-18 |
| Q1 2019 | $176M | -$6M | -3.3% | Mar 31, 2019 | 10-Q | 2019-04-18 |
| Q4 2018 | $174M | -$5M | -2.79% | Dec 31, 2018 | 10-K | 2022-02-04 |
| Q3 2018 | $177M | +$7M | +4.12% | Sep 30, 2018 | 10-Q | 2018-10-25 |
| Q2 2018 | $224M | +$102M | +83.6% | Jun 30, 2018 | 10-Q | 2018-07-19 |
| Q1 2018 | $182M | +$59M | +48% | Mar 31, 2018 | 10-Q | 2018-04-26 |
| Q4 2017 | $179M | +$54M | +43.2% | Dec 31, 2017 | 10-K | 2021-02-05 |
| Q3 2017 | $170M | +$80M | +88.9% | Sep 30, 2017 | 10-Q | 2017-10-26 |
| Q2 2017 | $122M | +$30M | +32.6% | Jun 30, 2017 | 10-Q | 2017-07-20 |
| Q1 2017 | $123M | +$28M | +29.5% | Mar 31, 2017 | 10-Q | 2017-04-27 |
| Q4 2016 | $125M | +$31M | +33% | Dec 31, 2016 | 10-K | 2020-02-07 |
| Q3 2016 | $90M | +$17M | +23.3% | Sep 30, 2016 | 10-Q | 2016-10-20 |
| Q2 2016 | $92M | -$37M | -28.7% | Jun 30, 2016 | 10-Q | 2016-07-21 |
| Q1 2016 | $95M | -$46M | -32.6% | Mar 31, 2016 | 10-Q | 2016-04-21 |
| Q4 2015 | $94M | -$57M | -37.7% | Dec 31, 2015 | 10-K | 2019-02-08 |
| Q3 2015 | $73M | +$18M | +32.7% | Sep 30, 2015 | 10-Q | 2015-10-22 |
| Q2 2015 | $129M | +$68M | +111% | Jun 30, 2015 | 10-Q | 2015-07-24 |
| Q1 2015 | $141M | +$80M | +131% | Mar 31, 2015 | 10-Q | 2015-04-23 |
| Q4 2014 | $151M | +$92M | +156% | Dec 31, 2014 | 10-K | 2018-02-09 |
| Q3 2014 | $55M | -$60M | -52.2% | Sep 30, 2014 | 10-Q | 2014-10-23 |
| Q2 2014 | $61M | -$53M | -46.5% | Jun 30, 2014 | 10-Q | 2014-07-25 |
| Q1 2014 | $61M | -$58M | -48.7% | Mar 31, 2014 | 10-Q | 2014-04-17 |
| Q4 2013 | $59M | -$56M | -48.7% | Dec 31, 2013 | 10-K | 2017-02-03 |
| Q3 2013 | $115M | $0 | 0% | Sep 30, 2013 | 10-Q | 2013-10-17 |
| Q2 2013 | $114M | +$1M | +0.89% | Jun 30, 2013 | 10-Q | 2013-07-19 |
| Q1 2013 | $119M | +$10M | +9.17% | Mar 31, 2013 | 10-Q | 2013-04-18 |
| Q4 2012 | $115M | +$8M | +7.48% | Dec 31, 2012 | 10-K | 2016-02-05 |
| Q3 2012 | $115M | -$4M | -3.36% | Sep 30, 2012 | 10-Q | 2012-10-18 |
| Q2 2012 | $113M | -$36M | -24.2% | Jun 30, 2012 | 10-Q | 2012-07-20 |
| Q1 2012 | $109M | +$33M | +43.4% | Mar 31, 2012 | 10-Q | 2012-04-19 |
| Q4 2011 | $107M | +$21M | +24.4% | Dec 31, 2011 | 10-K | 2015-02-06 |
| Q3 2011 | $119M | +$41M | +52.6% | Sep 30, 2011 | 10-Q | 2011-10-21 |
| Q2 2011 | $149M | +$87M | +140% | Jun 30, 2011 | 10-Q | 2011-10-21 |
| Q1 2011 | $76M | Mar 31, 2011 | 10-Q | 2011-04-21 | ||
| Q4 2010 | $86M | Dec 31, 2010 | 10-K | 2014-02-07 | ||
| Q3 2010 | $78M | Sep 30, 2010 | 10-Q | 2010-10-22 | ||
| Q2 2010 | $62M | Jun 30, 2010 | 10-Q | 2010-07-23 |