| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2023 | -$592M | -$22.4M | -3.93% | Sep 30, 2023 | 10-Q | 2023-11-14 |
| Q2 2023 | -$591M | -$28.8M | -5.13% | Jun 30, 2023 | 10-Q | 2023-08-10 |
| Q1 2023 | -$583M | -$25.5M | -4.57% | Mar 31, 2023 | 10-Q | 2023-05-11 |
| Q4 2022 | -$575M | -$25M | -4.54% | Dec 31, 2022 | 10-Q | 2023-11-14 |
| Q3 2022 | -$569M | -$16.2M | -2.94% | Sep 30, 2022 | 10-Q | 2022-11-10 |
| Q2 2022 | -$562M | -$7.8M | -1.41% | Jun 30, 2022 | 10-Q | 2022-08-11 |
| Q1 2022 | -$558M | -$6M | -1.09% | Mar 31, 2022 | 10-Q | 2022-05-12 |
| Q4 2021 | -$550M | -$9.71M | -1.8% | Dec 31, 2021 | 10-K | 2023-03-31 |
| Q3 2021 | -$553M | +$6.55M | +1.17% | Sep 30, 2021 | 10-Q | 2021-11-04 |
| Q2 2021 | -$554M | +$4.43M | +0.79% | Jun 30, 2021 | 10-Q | 2021-08-12 |
| Q1 2021 | -$552M | -$36.6M | -7.09% | Mar 31, 2021 | 10-Q | 2021-05-14 |
| Q4 2020 | -$541M | -$7.72M | -1.45% | Dec 31, 2020 | 10-K | 2022-03-24 |
| Q3 2020 | -$560M | -$55.5M | -11% | Sep 30, 2020 | 10-Q | 2020-11-05 |
| Q2 2020 | -$559M | -$86.6M | -18.4% | Jun 30, 2020 | 10-Q | 2020-08-06 |
| Q1 2020 | -$515M | -$70.4M | -15.8% | Mar 31, 2020 | 10-Q | 2020-05-07 |
| Q4 2019 | -$533M | -$112M | -26.7% | Dec 31, 2019 | 10-K | 2021-03-31 |
| Q3 2019 | -$504M | -$111M | -28.1% | Sep 30, 2019 | 10-Q | 2019-11-06 |
| Q2 2019 | -$472M | -$102M | -27.7% | Jun 30, 2019 | 10-Q | 2019-08-05 |
| Q1 2019 | -$445M | -$99.7M | -28.9% | Mar 31, 2019 | 10-Q | 2019-05-07 |
| Q4 2018 | -$421M | -$98M | -30.4% | Dec 31, 2018 | 10-K | 2020-03-12 |
| Q3 2018 | -$393M | -$92.7M | -30.9% | Sep 30, 2018 | 10-Q | 2018-11-06 |
| Q2 2018 | -$370M | -$92.4M | -33.3% | Jun 30, 2018 | 10-Q | 2018-08-07 |
| Q1 2018 | -$345M | -$92.6M | -36.7% | Mar 31, 2018 | 10-Q | 2018-05-08 |
| Q4 2017 | -$323M | -$91.8M | -39.8% | Dec 31, 2017 | 10-K | 2019-03-12 |
| Q3 2017 | -$301M | -$89.8M | -42.6% | Sep 30, 2017 | 10-Q | 2017-11-07 |
| Q2 2017 | -$277M | -$84.1M | -43.6% | Jun 30, 2017 | 10-Q | 2017-08-08 |
| Q1 2017 | -$253M | -$76.1M | -43.1% | Mar 31, 2017 | 10-Q | 2017-05-08 |
| Q4 2016 | -$231M | -$69.2M | -42.9% | Dec 31, 2016 | 10-K | 2018-03-13 |
| Q3 2016 | -$211M | -$66.2M | -45.7% | Sep 30, 2016 | 10-Q | 2016-11-09 |
| Q2 2016 | -$193M | -$61.8M | -47.1% | Jun 30, 2016 | 10-Q | 2016-08-08 |
| Q1 2016 | -$177M | Mar 31, 2016 | 10-Q | 2016-05-09 | ||
| Q4 2015 | -$161M | -$48.5M | -43% | Dec 31, 2015 | 10-K | 2017-03-13 |
| Q3 2015 | -$145M | Sep 30, 2015 | 10-Q | 2015-11-09 | ||
| Q2 2015 | -$131M | Jun 30, 2015 | 10-Q | 2015-08-13 | ||
| Q4 2014 | -$113M | Dec 31, 2014 | 10-K | 2016-03-14 |