| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2023 | -$178M | -$1.8M | -1.02% | Sep 30, 2023 | 10-Q | 2023-11-17 |
| Q2 2023 | -$177M | -$1.87M | -1.07% | Jun 30, 2023 | 10-Q | 2023-08-21 |
| Q1 2023 | -$176M | -$1.67M | -0.96% | Mar 31, 2023 | 10-Q | 2023-05-22 |
| Q4 2022 | -$176M | -$2.1M | -1.21% | Dec 31, 2022 | 10-Q | 2023-11-17 |
| Q3 2022 | -$176M | -$2.59M | -1.49% | Sep 30, 2022 | 10-Q | 2022-11-17 |
| Q2 2022 | -$175M | -$2.82M | -1.64% | Jun 30, 2022 | 10-Q | 2022-08-22 |
| Q1 2022 | -$175M | -$3.15M | -1.84% | Mar 31, 2022 | 10-Q | 2022-05-23 |
| Q4 2021 | -$174M | -$3.14M | -1.84% | Dec 31, 2021 | 10-K | 2023-04-17 |
| Q3 2021 | -$173M | -$3.43M | -2.02% | Sep 30, 2021 | 10-Q | 2021-11-15 |
| Q2 2021 | -$172M | -$4.2M | -2.5% | Jun 30, 2021 | 10-Q | 2021-08-16 |
| Q1 2021 | -$172M | -$4.2M | -2.51% | Mar 31, 2021 | 10-Q | 2021-05-24 |
| Q4 2020 | -$171M | -$4.3M | -2.58% | Dec 31, 2020 | 10-K | 2022-04-15 |
| Q3 2020 | -$170M | -$3.87M | -2.33% | Sep 30, 2020 | 10-Q | 2020-11-23 |
| Q2 2020 | -$168M | -$2.86M | -1.73% | Jun 30, 2020 | 10-Q | 2020-08-19 |
| Q1 2020 | -$167M | -$2.52M | -1.53% | Mar 31, 2020 | 10-Q | 2020-05-20 |
| Q4 2019 | -$167M | -$2.12M | -1.29% | Dec 31, 2019 | 10-K | 2021-04-15 |
| Q3 2019 | -$166M | -$2.16M | -1.32% | Sep 30, 2019 | 10-Q | 2019-11-19 |
| Q2 2019 | -$165M | -$2.23M | -1.37% | Jun 30, 2019 | 10-Q | 2019-08-14 |
| Q1 2019 | -$165M | -$2.39M | -1.47% | Mar 31, 2019 | 10-Q | 2019-05-20 |
| Q4 2018 | -$164M | -$2.59M | -1.6% | Dec 31, 2018 | 10-K | 2020-04-14 |
| Q3 2018 | -$164M | -$2.54M | -1.57% | Sep 30, 2018 | 10-Q | 2018-11-16 |
| Q2 2018 | -$163M | -$2.62M | -1.63% | Jun 30, 2018 | 10-Q | 2018-10-15 |
| Q1 2018 | -$163M | -$3.57M | -2.25% | Mar 31, 2018 | 10-Q | 2018-05-21 |
| Q4 2017 | -$162M | -$4.29M | -2.73% | Dec 31, 2017 | 10-K | 2019-04-16 |
| Q3 2017 | -$161M | -$5.1M | -3.27% | Sep 30, 2017 | 10-Q | 2017-11-20 |
| Q2 2017 | -$161M | -$6.87M | -4.47% | Jun 30, 2017 | 10-Q | 2017-08-14 |
| Q1 2017 | -$159M | -$8.02M | -5.31% | Mar 31, 2017 | 10-Q | 2017-05-19 |
| Q4 2016 | -$158M | -$9.23M | -6.23% | Dec 31, 2016 | 10-K | 2018-04-17 |
| Q3 2016 | -$156M | -$9.53M | -6.5% | Sep 30, 2016 | 10-Q | 2016-11-15 |
| Q2 2016 | -$154M | -$9.4M | -6.51% | Jun 30, 2016 | 10-Q/A | 2016-08-12 |
| Q1 2016 | -$151M | -$7.92M | -5.54% | Mar 31, 2016 | 10-Q | 2016-05-13 |
| Q4 2015 | -$148M | -$5.97M | -4.19% | Dec 31, 2015 | 10-K | 2017-03-31 |
| Q3 2015 | -$147M | -$5M | -3.53% | Sep 30, 2015 | 10-Q | 2015-11-12 |
| Q2 2015 | -$144M | -$3.38M | -2.4% | Jun 30, 2015 | 10-Q | 2015-08-13 |
| Q1 2015 | -$143M | -$10.9M | -8.26% | Mar 31, 2015 | 10-Q/A | 2015-08-07 |
| Q4 2014 | -$142M | -$12.8M | -9.86% | Dec 31, 2014 | 10-K | 2016-03-29 |
| Q3 2014 | -$142M | -$12.1M | -9.35% | Sep 30, 2014 | 10-Q | 2015-03-09 |
| Q2 2014 | -$141M | -$11.6M | -8.93% | Jun 30, 2014 | 10-Q | 2015-02-24 |
| Q1 2014 | -$132M | -$2.96M | -2.29% | Mar 31, 2014 | 10-Q | 2015-02-10 |
| Q4 2013 | -$130M | -$1.2M | -0.94% | Dec 31, 2013 | 10-K | 2015-03-30 |
| Q3 2013 | -$129M | -$4.99M | -4.01% | Sep 30, 2013 | 10-Q | 2014-12-15 |
| Q2 2013 | -$129M | -$6.66M | -5.43% | Jun 30, 2013 | 10-Q | 2014-12-15 |
| Q1 2013 | -$129M | -$7.48M | -6.14% | Mar 31, 2013 | 10-Q | 2014-11-24 |
| Q4 2012 | -$128M | -$7.57M | -6.27% | Dec 31, 2012 | 10-K | 2015-01-06 |
| Q3 2012 | -$124M | -$2.87M | -2.36% | Sep 30, 2012 | 10-Q | 2014-07-30 |
| Q2 2012 | -$123M | -$2.27M | -1.89% | Jun 30, 2012 | 10-Q | 2012-08-16 |
| Q1 2012 | -$122M | Mar 31, 2012 | 10-Q | 2012-05-15 | ||
| Q4 2011 | -$121M | -$2.25M | -1.9% | Dec 31, 2011 | 10-K | 2014-10-14 |
| Q3 2011 | -$122M | Sep 30, 2011 | 10-Q | 2011-11-14 | ||
| Q2 2011 | -$120M | Jun 30, 2011 | 10-Q | 2011-08-18 | ||
| Q4 2010 | -$119M | Dec 31, 2010 | 10-K | 2012-03-30 |