| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | -$3.07B | -$615M | -25% | Mar 31, 2023 | 10-Q | 2023-05-10 |
| Q4 2022 | -$2.88B | -$523M | -22.2% | Dec 31, 2022 | 10-Q | 2023-05-10 |
| Q3 2022 | -$2.73B | -$335M | -14% | Sep 30, 2022 | 10-Q | 2022-11-08 |
| Q2 2022 | -$2.57B | -$206M | -8.74% | Jun 30, 2022 | 10-Q | 2022-08-09 |
| Q1 2022 | -$2.46B | -$81M | -3.41% | Mar 31, 2022 | 10-Q | 2022-05-10 |
| Q4 2021 | -$2.36B | -$271M | -13% | Dec 31, 2021 | 10-K | 2023-03-16 |
| Q3 2021 | -$2.4B | -$418M | -21.2% | Sep 30, 2021 | 10-Q | 2021-11-08 |
| Q2 2021 | -$2.36B | -$409M | -20.9% | Jun 30, 2021 | 10-Q | 2021-08-09 |
| Q1 2021 | -$2.38B | -$534M | -29% | Mar 31, 2021 | 10-Q | 2021-05-07 |
| Q4 2020 | -$2.09B | -$331M | -18.9% | Dec 31, 2020 | 10-K | 2022-03-09 |
| Q3 2020 | -$1.98B | -$300M | -17.9% | Sep 30, 2020 | 10-Q | 2020-11-06 |
| Q2 2020 | -$1.95B | -$337M | -20.8% | Jun 30, 2020 | 10-Q | 2020-08-10 |
| Q1 2020 | -$1.84B | -$264M | -16.7% | Mar 31, 2020 | 10-Q | 2020-05-11 |
| Q4 2019 | -$1.76B | -$234M | -15.4% | Dec 31, 2019 | 10-K | 2021-03-05 |
| Q3 2019 | -$1.68B | -$310M | -22.6% | Sep 30, 2019 | 10-Q | 2019-11-12 |
| Q2 2019 | -$1.62B | -$318M | -24.5% | Jun 30, 2019 | 10-Q | 2019-10-07 |
| Q1 2019 | -$1.58B | -$279M | -21.4% | Mar 31, 2019 | 10-Q | 2019-10-07 |
| Q4 2018 | -$1.52B | -$231M | -17.9% | Dec 31, 2018 | 10-K | 2020-03-13 |
| Q3 2018 | -$1.37B | -$162M | -13.5% | Sep 30, 2018 | 10-Q | 2018-11-15 |
| Q2 2018 | -$1.3B | -$128M | -10.9% | Jun 30, 2018 | 10-Q | 2018-08-14 |
| Q1 2018 | -$1.3B | -$129M | -11% | Mar 31, 2018 | 10-Q | 2018-05-18 |
| Q4 2017 | -$1.29B | -$156M | -13.8% | Dec 31, 2017 | 10-K/A | 2019-10-04 |
| Q3 2017 | -$1.21B | -$119M | -11% | Sep 30, 2017 | 10-Q | 2017-11-20 |
| Q2 2017 | -$1.17B | -$105M | -9.87% | Jun 30, 2017 | 10-Q | 2017-08-14 |
| Q1 2017 | -$1.17B | -$119M | -11.3% | Mar 31, 2017 | 10-Q | 2017-05-15 |
| Q4 2016 | -$1.13B | -$97.3M | -9.39% | Dec 31, 2016 | 10-K/A | 2018-06-25 |
| Q3 2016 | -$1.09B | -$90.5M | -9.09% | Sep 30, 2016 | 10-Q | 2016-11-09 |
| Q2 2016 | -$1.07B | -$147M | -16.1% | Jun 30, 2016 | 10-Q | 2016-08-09 |
| Q1 2016 | -$1.05B | -$181M | -20.8% | Mar 31, 2016 | 10-Q | 2016-05-10 |
| Q4 2015 | -$1.04B | -$218M | -26.6% | Dec 31, 2015 | 10-K | 2017-04-17 |
| Q3 2015 | -$995M | -$118M | -13.5% | Sep 30, 2015 | 10-Q | 2015-11-09 |
| Q2 2015 | -$919M | -$78M | -9.28% | Jun 30, 2015 | 10-Q | 2015-08-10 |
| Q1 2015 | -$871M | -$66.3M | -8.24% | Mar 31, 2015 | 10-Q | 2015-05-07 |
| Q4 2014 | -$819M | +$2.29M | +0.28% | Dec 31, 2014 | 10-K | 2016-03-30 |
| Q3 2014 | -$877M | -$195M | -28.6% | Sep 30, 2014 | 10-Q | 2014-11-07 |
| Q2 2014 | -$841M | -$183M | -27.8% | Jun 30, 2014 | 10-Q | 2014-08-08 |
| Q1 2014 | -$805M | -$186M | -30.1% | Mar 31, 2014 | 10-Q | 2014-05-09 |
| Q4 2013 | -$821M | -$235M | -40.1% | Dec 31, 2013 | 10-K | 2015-03-31 |
| Q3 2013 | -$682M | -$139M | -25.6% | Sep 30, 2013 | 10-Q | 2013-11-05 |
| Q2 2013 | -$658M | -$135M | -25.9% | Jun 30, 2013 | 10-Q | 2013-08-09 |
| Q1 2013 | -$619M | -$143M | -30.1% | Mar 31, 2013 | 10-Q | 2013-05-09 |
| Q4 2012 | -$586M | -$205M | -53.8% | Dec 31, 2012 | 10-K | 2014-04-02 |
| Q3 2012 | -$543M | -$221M | -68.7% | Sep 30, 2012 | 10-Q | 2012-11-09 |
| Q2 2012 | -$523M | -$244M | -87.9% | Jun 30, 2012 | 10-Q | 2012-08-08 |
| Q1 2012 | -$476M | Mar 31, 2012 | 10-Q | 2012-05-09 | ||
| Q4 2011 | -$381M | -$179M | -88.4% | Dec 31, 2011 | 10-K | 2013-03-28 |
| Q3 2011 | -$322M | Sep 30, 2011 | 10-Q | 2011-11-09 | ||
| Q2 2011 | -$278M | Jun 30, 2011 | 10-Q | 2011-08-11 | ||
| Q4 2010 | -$202M | Dec 31, 2010 | 10-K | 2012-02-28 |