| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2024 | $9.04B | -$342M | -3.65% | Mar 31, 2024 | 10-Q | 2024-05-02 |
| Q4 2023 | $9.24B | -$61M | -0.66% | Dec 31, 2023 | 10-Q | 2024-05-02 |
| Q3 2023 | $9.11B | +$104M | +1.16% | Sep 30, 2023 | 10-Q | 2023-11-02 |
| Q2 2023 | $9.26B | +$110M | +1.2% | Jun 30, 2023 | 10-Q | 2023-08-04 |
| Q1 2023 | $9.38B | -$131M | -1.38% | Mar 31, 2023 | 10-Q | 2023-05-04 |
| Q4 2022 | $9.3B | -$238M | -2.5% | Dec 31, 2022 | 10-K | 2024-02-16 |
| Q3 2022 | $9.01B | -$633M | -6.57% | Sep 30, 2022 | 10-Q | 2022-11-03 |
| Q2 2022 | $9.15B | -$617M | -6.32% | Jun 30, 2022 | 10-Q | 2022-08-04 |
| Q1 2022 | $9.51B | -$434M | -4.36% | Mar 31, 2022 | 10-Q | 2022-05-05 |
| Q4 2021 | $9.54B | -$577M | -5.71% | Dec 31, 2021 | 10-K | 2024-02-16 |
| Q3 2021 | $9.64B | +$278M | +2.97% | Sep 30, 2021 | 10-Q | 2021-11-09 |
| Q2 2021 | $9.77B | +$523M | +5.66% | Jun 30, 2021 | 10-Q | 2021-08-06 |
| Q1 2021 | $9.94B | +$785M | +8.57% | Mar 31, 2021 | 10-Q | 2021-05-06 |
| Q4 2020 | $10.1B | +$804M | +8.64% | Dec 31, 2020 | 10-K | 2024-02-16 |
| Q3 2020 | $9.36B | +$82M | +0.88% | Sep 30, 2020 | 10-Q | 2020-11-09 |
| Q2 2020 | $9.25B | -$163M | -1.73% | Jun 30, 2020 | 10-Q | 2020-08-07 |
| Q1 2020 | $9.16B | -$259M | -2.75% | Mar 31, 2020 | 10-Q | 2020-05-08 |
| Q4 2019 | $9.31B | -$114M | -1.21% | Dec 31, 2019 | 10-K | 2023-02-23 |
| Q3 2019 | $9.28B | -$162M | -1.72% | Sep 30, 2019 | 10-Q | 2019-11-05 |
| Q2 2019 | $9.41B | -$91M | -0.96% | Jun 30, 2019 | 10-Q | 2019-08-06 |
| Q1 2019 | $9.42B | -$315M | -3.24% | Mar 31, 2019 | 10-Q | 2019-05-08 |
| Q4 2018 | $9.42B | -$168M | -1.75% | Dec 31, 2018 | 10-K | 2022-02-18 |
| Q3 2018 | $9.44B | -$116M | -1.21% | Sep 30, 2018 | 10-Q | 2018-11-08 |
| Q2 2018 | $9.5B | +$114M | +1.22% | Jun 30, 2018 | 10-Q | 2018-08-07 |
| Q1 2018 | $9.73B | +$383M | +4.1% | Mar 31, 2018 | 10-Q | 2018-05-08 |
| Q4 2017 | $9.59B | +$370M | +4.01% | Dec 31, 2017 | 10-K | 2021-02-19 |
| Q3 2017 | $9.56B | -$36M | -0.38% | Sep 30, 2017 | 10-Q | 2017-11-06 |
| Q2 2017 | $9.39B | -$467M | -4.74% | Jun 30, 2017 | 10-Q | 2017-08-04 |
| Q1 2017 | $9.35B | -$379M | -3.9% | Mar 31, 2017 | 10-Q | 2017-05-05 |
| Q4 2016 | $9.22B | +$3M | +0.03% | Dec 31, 2016 | 10-K | 2020-02-21 |
| Q3 2016 | $9.59B | +$46M | +0.48% | Sep 30, 2016 | 10-Q | 2016-11-03 |
| Q2 2016 | $9.85B | +$208M | +2.16% | Jun 30, 2016 | 10-Q | 2016-08-05 |
| Q1 2016 | $9.73B | +$12M | +0.12% | Mar 31, 2016 | 10-Q | 2016-05-06 |
| Q4 2015 | $9.22B | -$395M | -4.11% | Dec 31, 2015 | 10-K | 2019-02-22 |
| Q3 2015 | $9.55B | -$670M | -6.56% | Sep 30, 2015 | 10-Q | 2015-11-05 |
| Q2 2015 | $9.64B | -$786M | -7.54% | Jun 30, 2015 | 10-Q | 2015-08-06 |
| Q1 2015 | $9.72B | -$716M | -6.86% | Mar 31, 2015 | 10-Q | 2015-05-08 |
| Q4 2014 | $9.61B | -$610M | -5.97% | Dec 31, 2014 | 10-K | 2018-03-01 |
| Q3 2014 | $10.2B | +$707M | +7.44% | Sep 30, 2014 | 10-Q | 2014-11-06 |
| Q2 2014 | $10.4B | +$983M | +10.4% | Jun 30, 2014 | 10-Q | 2014-08-08 |
| Q1 2014 | $10.4B | +$737M | +7.6% | Mar 31, 2014 | 10-Q | 2014-05-08 |
| Q4 2013 | $10.2B | +$269M | +2.7% | Dec 31, 2013 | 8-K | 2017-11-20 |
| Q3 2013 | $9.51B | -$515M | -5.14% | Sep 30, 2013 | 10-Q | 2013-11-07 |
| Q2 2013 | $9.45B | -$2.38B | -20.1% | Jun 30, 2013 | 10-Q | 2013-08-07 |
| Q1 2013 | $9.7B | -$2.21B | -18.5% | Mar 31, 2013 | 10-Q | 2013-05-07 |
| Q4 2012 | $9.95B | -$1.98B | -16.6% | Dec 31, 2012 | 8-K | 2016-11-18 |
| Q3 2012 | $10B | -$1.98B | -16.5% | Sep 30, 2012 | 10-Q | 2012-11-07 |
| Q2 2012 | $11.8B | -$213M | -1.77% | Jun 30, 2012 | 10-Q | 2012-08-07 |
| Q1 2012 | $11.9B | -$43M | -0.36% | Mar 31, 2012 | 10-Q | 2012-05-08 |
| Q4 2011 | $11.9B | +$154M | +1.31% | Dec 31, 2011 | 8-K | 2015-05-21 |
| Q3 2011 | $12B | +$7.04B | +142% | Sep 30, 2011 | 10-Q | 2011-11-04 |
| Q2 2011 | $12B | +$7B | +139% | Jun 30, 2011 | 10-Q | 2011-08-05 |
| Q1 2011 | $11.9B | +$6.9B | +137% | Mar 31, 2011 | 10-Q | 2011-05-10 |
| Q4 2010 | $11.8B | Dec 31, 2010 | 10-K | 2014-02-27 | ||
| Q3 2010 | $4.97B | Sep 30, 2010 | 10-Q | 2010-11-04 | ||
| Q2 2010 | $5.04B | Jun 30, 2010 | 10-Q | 2010-08-02 | ||
| Q1 2010 | $5.05B | Mar 31, 2010 | 10-Q | 2010-05-05 |