| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q2 2023 | -$877M | -$40.9M | -4.9% | Jun 30, 2023 | 10-Q | 2023-08-10 |
| Q1 2023 | -$867M | -$43M | -5.22% | Mar 31, 2023 | 10-Q | 2023-05-09 |
| Q4 2022 | -$856M | -$44.4M | -5.47% | Dec 31, 2022 | 10-Q | 2023-08-10 |
| Q3 2022 | -$847M | -$46.8M | -5.85% | Sep 30, 2022 | 10-Q | 2022-11-14 |
| Q2 2022 | -$836M | -$46.8M | -5.93% | Jun 30, 2022 | 10-Q | 2022-08-09 |
| Q1 2022 | -$824M | -$46.1M | -5.92% | Mar 31, 2022 | 10-Q | 2022-05-03 |
| Q4 2021 | -$812M | -$45.3M | -5.91% | Dec 31, 2021 | 10-K | 2023-03-28 |
| Q3 2021 | -$800M | -$44.2M | -5.85% | Sep 30, 2021 | 10-Q | 2021-11-02 |
| Q2 2021 | -$789M | -$43M | -5.77% | Jun 30, 2021 | 10-Q | 2021-07-27 |
| Q1 2021 | -$778M | -$41.2M | -5.6% | Mar 31, 2021 | 10-Q | 2021-05-13 |
| Q4 2020 | -$766M | -$40.5M | -5.58% | Dec 31, 2020 | 10-K | 2022-03-29 |
| Q3 2020 | -$756M | -$41.3M | -5.78% | Sep 30, 2020 | 10-Q | 2020-11-09 |
| Q2 2020 | -$746M | -$43.2M | -6.14% | Jun 30, 2020 | 10-Q | 2020-07-30 |
| Q1 2020 | -$737M | -$44.2M | -6.38% | Mar 31, 2020 | 10-Q | 2020-05-11 |
| Q4 2019 | -$726M | -$47.1M | -6.93% | Dec 31, 2019 | 10-K | 2021-03-16 |
| Q3 2019 | -$714M | -$43.9M | -6.55% | Sep 30, 2019 | 10-Q | 2019-10-30 |
| Q2 2019 | -$703M | -$19.1M | -2.79% | Jun 30, 2019 | 10-Q | 2019-07-30 |
| Q1 2019 | -$693M | -$15.5M | -2.3% | Mar 31, 2019 | 10-Q | 2019-05-07 |
| Q4 2018 | -$679M | -$11.3M | -1.69% | Dec 31, 2018 | 10-K | 2020-03-03 |
| Q3 2018 | -$671M | -$10.3M | -1.56% | Sep 30, 2018 | 10-Q | 2018-11-05 |
| Q2 2018 | -$684M | -$30.8M | -4.72% | Jun 30, 2018 | 10-Q | 2018-08-07 |
| Q1 2018 | -$677M | -$40.8M | -6.41% | Mar 31, 2018 | 10-Q | 2018-05-08 |
| Q4 2017 | -$668M | -$41.8M | -6.69% | Dec 31, 2017 | 10-K | 2019-03-14 |
| Q3 2017 | -$660M | -$57.5M | -9.53% | Sep 30, 2017 | 10-Q | 2017-11-07 |
| Q2 2017 | -$653M | -$69.9M | -12% | Jun 30, 2017 | 10-Q | 2017-08-03 |
| Q1 2017 | -$636M | +$88K | +0.01% | Mar 31, 2017 | 10-Q | 2017-05-09 |
| Q4 2016 | -$626M | -$30.1M | -5.05% | Dec 31, 2016 | 10-K | 2018-03-15 |
| Q3 2016 | -$603M | -$46.4M | -8.33% | Sep 30, 2016 | 10-Q | 2016-11-09 |
| Q2 2016 | -$583M | +$15.7M | +2.62% | Jun 30, 2016 | 10-Q | 2016-08-09 |
| Q1 2016 | -$636M | -$75.7M | -13.5% | Mar 31, 2016 | 10-Q | 2016-05-04 |
| Q4 2015 | -$596M | -$128M | -27.5% | Dec 31, 2015 | 10-K | 2017-03-14 |
| Q3 2015 | -$556M | -$130M | -30.3% | Sep 30, 2015 | 10-Q | 2015-11-05 |
| Q2 2015 | -$599M | -$68.9M | -13% | Jun 30, 2015 | 10-Q | 2015-08-06 |
| Q1 2015 | -$561M | -$68.5M | -13.9% | Mar 31, 2015 | 10-Q | 2015-05-06 |
| Q4 2014 | -$467M | -$17.4M | -3.87% | Dec 31, 2014 | 10-K | 2016-02-23 |
| Q3 2014 | -$427M | -$10M | -2.4% | Sep 30, 2014 | 10-Q | 2014-11-10 |
| Q2 2014 | -$530M | -$147M | -38.4% | Jun 30, 2014 | 10-Q | 2014-08-11 |
| Q1 2014 | -$492M | -$142M | -40.5% | Mar 31, 2014 | 10-Q | 2014-05-06 |
| Q4 2013 | -$450M | -$127M | -39.2% | Dec 31, 2013 | 10-K | 2015-02-24 |
| Q3 2013 | -$417M | -$141M | -51% | Sep 30, 2013 | 10-Q | 2013-11-07 |
| Q2 2013 | -$383M | -$88.5M | -30.1% | Jun 30, 2013 | 10-Q | 2013-08-08 |
| Q1 2013 | -$350M | -$70.6M | -25.2% | Mar 31, 2013 | 10-Q | 2013-05-07 |
| Q4 2012 | -$323M | -$54M | -20.1% | Dec 31, 2012 | 10-K | 2014-02-25 |
| Q3 2012 | -$276M | -$21M | -8.25% | Sep 30, 2012 | 10-Q | 2012-11-06 |
| Q2 2012 | -$294M | -$51.4M | -21.1% | Jun 30, 2012 | 10-Q | 2012-08-07 |
| Q1 2012 | -$280M | Mar 31, 2012 | 10-Q | 2012-05-08 | ||
| Q4 2011 | -$269M | -$40M | -17.5% | Dec 31, 2011 | 10-K | 2013-03-05 |
| Q3 2011 | -$255M | Sep 30, 2011 | 10-Q | 2011-11-08 | ||
| Q2 2011 | -$243M | Jun 30, 2011 | 10-Q | 2011-08-09 | ||
| Q4 2010 | -$229M | Dec 31, 2010 | 10-K | 2012-03-13 |