| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2024 | $22.2B | -$1.64B | -6.88% | Mar 31, 2024 | 10-Q | 2024-04-19 |
| Q4 2023 | $22.3B | -$1.29B | -5.48% | Dec 31, 2023 | 10-Q | 2024-01-23 |
| Q3 2023 | $23.6B | +$172M | +0.73% | Sep 30, 2023 | 10-Q | 2023-10-18 |
| Q2 2023 | $23.8B | +$104M | +0.44% | Jun 30, 2023 | 10-Q | 2024-04-19 |
| Q1 2023 | $23.8B | -$81M | -0.34% | Mar 31, 2023 | 10-Q | 2023-04-21 |
| Q4 2022 | $23.6B | +$56M | +0.24% | Dec 31, 2022 | 10-Q | 2023-01-19 |
| Q3 2022 | $23.5B | -$39M | -0.17% | Sep 30, 2022 | 10-Q | 2022-10-19 |
| Q2 2022 | $23.7B | +$37M | +0.16% | Jun 30, 2022 | 10-K | 2023-08-04 |
| Q1 2022 | $23.9B | +$255M | +1.08% | Mar 31, 2022 | 10-Q | 2022-04-20 |
| Q4 2021 | $23.5B | -$326M | -1.37% | Dec 31, 2021 | 10-Q | 2022-01-19 |
| Q3 2021 | $23.5B | -$310M | -1.3% | Sep 30, 2021 | 10-Q | 2021-10-19 |
| Q2 2021 | $23.6B | -$150M | -0.63% | Jun 30, 2021 | 10-K | 2022-08-05 |
| Q1 2021 | $23.7B | -$176M | -0.74% | Mar 31, 2021 | 10-Q | 2021-04-20 |
| Q4 2020 | $23.9B | -$116M | -0.48% | Dec 31, 2020 | 10-Q | 2021-01-20 |
| Q3 2020 | $23.8B | -$188M | -0.78% | Sep 30, 2020 | 10-Q | 2020-10-20 |
| Q2 2020 | $23.8B | -$423M | -1.75% | Jun 30, 2020 | 10-K | 2021-08-06 |
| Q1 2020 | $23.8B | -$2B | -7.75% | Mar 31, 2020 | 10-Q | 2020-04-20 |
| Q4 2019 | $24B | -$1.97B | -7.58% | Dec 31, 2019 | 10-Q | 2020-01-23 |
| Q3 2019 | $24B | +$83M | +0.35% | Sep 30, 2019 | 10-Q | 2019-10-22 |
| Q2 2019 | $24.2B | +$313M | +1.31% | Jun 30, 2019 | 10-K/A | 2020-08-10 |
| Q1 2019 | $25.8B | +$1.71B | +7.07% | Mar 31, 2019 | 10-Q | 2019-04-23 |
| Q4 2018 | $25.9B | +$1.72B | +7.11% | Dec 31, 2018 | 10-Q | 2019-01-23 |
| Q3 2018 | $23.9B | -$343M | -1.41% | Sep 30, 2018 | 10-Q | 2018-10-19 |
| Q2 2018 | $23.9B | -$285M | -1.18% | Jun 30, 2018 | 10-K | 2019-08-06 |
| Q1 2018 | $24.1B | -$24M | -0.1% | Mar 31, 2018 | 10-Q | 2018-04-19 |
| Q4 2017 | $24.2B | +$39M | +0.16% | Dec 31, 2017 | 10-Q | 2018-01-23 |
| Q3 2017 | $24.3B | -$167M | -0.68% | Sep 30, 2017 | 10-Q | 2017-10-20 |
| Q2 2017 | $24.2B | -$340M | -1.39% | Jun 30, 2017 | 8-K | 2018-10-22 |
| Q1 2017 | $24.2B | -$476M | -1.93% | Mar 31, 2017 | 10-Q | 2017-04-26 |
| Q4 2016 | $24.2B | -$310M | -1.27% | Dec 31, 2016 | 10-Q | 2017-01-20 |
| Q3 2016 | $24.4B | -$286M | -1.16% | Sep 30, 2016 | 10-Q | 2016-10-25 |
| Q2 2016 | $24.5B | -$483M | -1.93% | Jun 30, 2016 | 10-K | 2017-08-07 |
| Q1 2016 | $24.6B | -$2.28B | -8.47% | Mar 31, 2016 | 10-Q | 2016-04-26 |
| Q4 2015 | $24.5B | -$3.07B | -11.1% | Dec 31, 2015 | 10-Q | 2016-01-26 |
| Q3 2015 | $24.7B | -$5.5B | -18.2% | Sep 30, 2015 | 10-Q | 2015-10-23 |
| Q2 2015 | $25B | -$3.72B | -12.9% | Jun 30, 2015 | 10-K | 2016-08-09 |
| Q1 2015 | $26.9B | -$4.4B | -14% | Mar 31, 2015 | 10-Q | 2015-04-23 |
| Q4 2014 | $27.6B | -$4.03B | -12.7% | Dec 31, 2014 | 10-Q | 2015-01-27 |
| Q3 2014 | $30.2B | -$1.51B | -4.75% | Sep 30, 2014 | 10-Q | 2014-10-24 |
| Q2 2014 | $28.7B | -$2.84B | -9.01% | Jun 30, 2014 | 8-K | 2015-10-26 |
| Q1 2014 | $31.3B | -$433M | -1.36% | Mar 31, 2014 | 10-Q | 2014-04-23 |
| Q4 2013 | $31.6B | -$552M | -1.72% | Dec 31, 2013 | 10-Q | 2014-01-24 |
| Q3 2013 | $31.7B | +$552M | +1.77% | Sep 30, 2013 | 10-Q | 2013-10-25 |
| Q2 2013 | $31.6B | +$584M | +1.89% | Jun 30, 2013 | 10-K | 2014-08-08 |
| Q1 2013 | $31.7B | +$310M | +0.99% | Mar 31, 2013 | 10-Q | 2013-04-24 |
| Q4 2012 | $32.1B | +$822M | +2.62% | Dec 31, 2012 | 10-Q | 2013-01-25 |
| Q3 2012 | $31.2B | -$695M | -2.18% | Sep 30, 2012 | 10-Q | 2012-10-25 |
| Q2 2012 | $31B | -$1.63B | -5% | Jun 30, 2012 | 8-K | 2013-10-28 |
| Q1 2012 | $31.4B | -$1.17B | -3.59% | Mar 31, 2012 | 10-Q | 2012-04-27 |
| Q4 2011 | $31.3B | -$926M | -2.87% | Dec 31, 2011 | 10-Q | 2012-01-27 |
| Q3 2011 | $31.9B | -$511M | -1.58% | Sep 30, 2011 | 10-Q | 2011-10-27 |
| Q2 2011 | $32.6B | +$984M | +3.11% | Jun 30, 2011 | 10-K | 2012-08-08 |
| Q1 2011 | $32.6B | +$397M | +1.23% | Mar 31, 2011 | 10-Q | 2011-04-29 |
| Q4 2010 | $32.3B | Dec 31, 2010 | 10-Q | 2011-01-28 | ||
| Q3 2010 | $32.4B | Sep 30, 2010 | 10-Q | 2010-10-28 | ||
| Q2 2010 | $31.6B | Jun 30, 2010 | 8-K | 2012-02-10 | ||
| Q1 2010 | $32.2B | Mar 31, 2010 | 10-Q | 2010-04-30 |