| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | -$443M | -$39.3M | -9.72% | Dec 31, 2022 | 10-Q | 2023-02-09 |
| Q3 2022 | -$436M | -$40.5M | -10.3% | Sep 30, 2022 | 10-Q | 2022-11-03 |
| Q2 2022 | -$424M | -$42.3M | -11.1% | Jun 30, 2022 | 10-Q | 2023-02-09 |
| Q1 2022 | -$414M | -$37.8M | -10.1% | Mar 31, 2022 | 10-Q | 2022-05-05 |
| Q4 2021 | -$404M | -$35.1M | -9.51% | Dec 31, 2021 | 10-Q | 2022-02-03 |
| Q3 2021 | -$395M | -$26.4M | -7.17% | Sep 30, 2021 | 10-Q | 2021-11-09 |
| Q2 2021 | -$381M | -$18.3M | -5.04% | Jun 30, 2021 | 10-K | 2022-08-18 |
| Q1 2021 | -$376M | -$28.2M | -8.1% | Mar 31, 2021 | 10-Q | 2021-05-06 |
| Q4 2020 | -$369M | -$24.4M | -7.09% | Dec 31, 2020 | 10-Q | 2021-02-04 |
| Q3 2020 | -$369M | -$27.7M | -8.14% | Sep 30, 2020 | 10-Q | 2020-11-05 |
| Q2 2020 | -$363M | -$33.5M | -10.2% | Jun 30, 2020 | 10-K | 2021-08-19 |
| Q1 2020 | -$348M | -$16.9M | -5.12% | Mar 31, 2020 | 10-Q | 2020-05-07 |
| Q4 2019 | -$345M | -$13.3M | -4.03% | Dec 31, 2019 | 10-Q | 2020-02-06 |
| Q3 2019 | -$341M | -$9.39M | -2.83% | Sep 30, 2019 | 10-Q | 2019-10-31 |
| Q2 2019 | -$330M | -$1.95M | -0.59% | Jun 30, 2019 | 10-K | 2020-08-20 |
| Q1 2019 | -$331M | +$406K | +0.12% | Mar 31, 2019 | 10-Q | 2019-05-03 |
| Q4 2018 | -$331M | +$430K | +0.13% | Dec 31, 2018 | 10-Q | 2019-02-01 |
| Q3 2018 | -$331M | -$156K | -0.05% | Sep 30, 2018 | 10-Q | 2018-11-02 |
| Q2 2018 | -$328M | +$1.71M | +0.52% | Jun 30, 2018 | 10-K | 2019-08-23 |
| Q1 2018 | -$331M | -$1.25M | -0.38% | Mar 31, 2018 | 10-Q | 2018-05-04 |
| Q4 2017 | -$332M | -$3.37M | -1.03% | Dec 31, 2017 | 10-Q | 2018-02-09 |
| Q3 2017 | -$331M | -$2.01M | -0.61% | Sep 30, 2017 | 10-Q | 2017-11-03 |
| Q2 2017 | -$329M | -$1.89M | -0.58% | Jun 30, 2017 | 10-K | 2018-08-23 |
| Q1 2017 | -$330M | -$7.55M | -2.34% | Mar 31, 2017 | 10-Q | 2017-05-05 |
| Q4 2016 | -$328M | -$28.5M | -9.51% | Dec 31, 2016 | 10-Q | 2017-02-03 |
| Q3 2016 | -$329M | -$44.6M | -15.7% | Sep 30, 2016 | 10-Q | 2016-11-04 |
| Q2 2016 | -$327M | -$56M | -20.6% | Jun 30, 2016 | 10-K | 2017-08-24 |
| Q1 2016 | -$323M | -$59.8M | -22.8% | Mar 31, 2016 | 10-Q | 2016-05-06 |
| Q4 2015 | -$300M | -$47.7M | -18.9% | Dec 31, 2015 | 10-Q | 2016-02-02 |
| Q3 2015 | -$285M | -$37.9M | -15.3% | Sep 30, 2015 | 10-Q | 2015-11-06 |
| Q2 2015 | -$271M | -$32.8M | -13.8% | Jun 30, 2015 | 10-K | 2016-08-25 |
| Q1 2015 | -$263M | -$33.8M | -14.8% | Mar 31, 2015 | 10-Q | 2015-05-08 |
| Q4 2014 | -$252M | -$32.8M | -15% | Dec 31, 2014 | 10-Q | 2015-02-06 |
| Q3 2014 | -$247M | -$36.2M | -17.2% | Sep 30, 2014 | 10-Q | 2014-11-07 |
| Q2 2014 | -$239M | -$35.3M | -17.4% | Jun 30, 2014 | 10-K | 2015-08-27 |
| Q1 2014 | -$229M | -$32.5M | -16.5% | Mar 31, 2014 | 10-Q | 2014-05-08 |
| Q4 2013 | -$219M | -$29M | -15.3% | Dec 31, 2013 | 10-Q | 2014-02-07 |
| Q3 2013 | -$211M | -$26.1M | -14.2% | Sep 30, 2013 | 10-Q | 2013-11-04 |
| Q2 2013 | -$203M | -$24M | -13.4% | Jun 30, 2013 | 10-K | 2014-08-28 |
| Q1 2013 | -$196M | -$21.8M | -12.5% | Mar 31, 2013 | 10-Q | 2013-05-09 |
| Q4 2012 | -$190M | -$19.8M | -11.6% | Dec 31, 2012 | 10-Q | 2013-02-08 |
| Q3 2012 | -$184M | -$18.1M | -10.9% | Sep 30, 2012 | 10-Q | 2012-11-08 |
| Q2 2012 | -$179M | -$16.8M | -10.3% | Jun 30, 2012 | 10-K | 2013-09-11 |
| Q1 2012 | -$175M | Mar 31, 2012 | 10-Q | 2012-05-08 | ||
| Q4 2011 | -$170M | Dec 31, 2011 | 10-Q | 2012-02-09 | ||
| Q3 2011 | -$166M | Sep 30, 2011 | 10-Q | 2011-11-08 | ||
| Q2 2011 | -$162M | Jun 30, 2011 | 10-K | 2012-09-10 |