| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2022 | -$3.06B | -$252M | -8.96% | Sep 30, 2022 | 10-Q | 2022-11-09 |
| Q2 2022 | -$3.01B | -$263M | -9.59% | Jun 30, 2022 | 10-Q | 2022-08-08 |
| Q1 2022 | -$2.94B | -$258M | -9.65% | Mar 31, 2022 | 10-Q | 2022-05-05 |
| Q4 2021 | -$2.88B | -$265M | -10.1% | Dec 31, 2021 | 10-Q | 2022-11-09 |
| Q3 2021 | -$2.81B | -$299M | -11.9% | Sep 30, 2021 | 10-Q | 2021-11-03 |
| Q2 2021 | -$2.75B | -$310M | -12.7% | Jun 30, 2021 | 10-Q | 2021-08-04 |
| Q1 2021 | -$2.68B | -$336M | -14.3% | Mar 31, 2021 | 10-Q | 2021-05-05 |
| Q4 2020 | -$2.61B | -$369M | -16.5% | Dec 31, 2020 | 10-K | 2022-02-24 |
| Q3 2020 | -$2.51B | -$370M | -17.2% | Sep 30, 2020 | 10-Q | 2020-11-05 |
| Q2 2020 | -$2.44B | -$385M | -18.8% | Jun 30, 2020 | 10-Q | 2020-08-07 |
| Q1 2020 | -$2.34B | -$413M | -21.4% | Mar 31, 2020 | 10-Q | 2020-05-06 |
| Q4 2019 | -$2.24B | -$400M | -21.7% | Dec 31, 2019 | 10-K | 2021-02-25 |
| Q3 2019 | -$2.14B | -$400M | -22.9% | Sep 30, 2019 | 10-Q | 2019-11-07 |
| Q2 2019 | -$2.05B | -$396M | -23.9% | Jun 30, 2019 | 10-Q | 2019-08-02 |
| Q1 2019 | -$1.93B | -$377M | -24.3% | Mar 31, 2019 | 10-Q | 2019-05-07 |
| Q4 2018 | -$1.84B | -$366M | -24.7% | Dec 31, 2018 | 10-K | 2020-02-26 |
| Q3 2018 | -$1.74B | -$318M | -22.3% | Sep 30, 2018 | 10-Q | 2018-11-01 |
| Q2 2018 | -$1.65B | -$289M | -21.2% | Jun 30, 2018 | 10-Q | 2018-08-02 |
| Q1 2018 | -$1.55B | -$363M | -30.5% | Mar 31, 2018 | 10-Q | 2018-05-09 |
| Q4 2017 | -$1.48B | -$346M | -30.6% | Dec 31, 2017 | 10-K | 2019-02-28 |
| Q3 2017 | -$1.43B | -$365M | -34.4% | Sep 30, 2017 | 10-Q | 2017-11-02 |
| Q2 2017 | -$1.36B | -$370M | -37.2% | Jun 30, 2017 | 10-Q | 2017-08-03 |
| Q1 2017 | -$1.19B | -$324M | -37.5% | Mar 31, 2017 | 10-Q | 2017-05-04 |
| Q4 2016 | -$1.13B | -$349M | -44.7% | Dec 31, 2016 | 10-K | 2018-02-27 |
| Q3 2016 | -$1.06B | -$398M | -60.1% | Sep 30, 2016 | 10-Q | 2016-11-04 |
| Q2 2016 | -$995M | -$431M | -76.4% | Jun 30, 2016 | 10-Q | 2016-08-09 |
| Q1 2016 | -$865M | -$373M | -75.8% | Mar 31, 2016 | 10-Q | 2016-05-09 |
| Q4 2015 | -$782M | -$353M | -82.2% | Dec 31, 2015 | 10-K | 2017-02-23 |
| Q3 2015 | -$662M | -$288M | -77% | Sep 30, 2015 | 10-Q | 2015-11-06 |
| Q2 2015 | -$564M | -$229M | -68.5% | Jun 30, 2015 | 10-Q | 2015-08-07 |
| Q1 2015 | -$492M | -$192M | -64.2% | Mar 31, 2015 | 10-Q | 2015-05-08 |
| Q4 2014 | -$429M | -$160M | -59.5% | Dec 31, 2014 | 10-K | 2016-02-29 |
| Q3 2014 | -$374M | Sep 30, 2014 | 10-Q | 2014-11-07 | ||
| Q2 2014 | -$334M | Jun 30, 2014 | 10-Q | 2014-08-08 | ||
| Q1 2014 | -$300M | Mar 31, 2014 | 10-Q | 2014-05-09 | ||
| Q4 2013 | -$269M | Dec 31, 2013 | 10-K | 2015-02-27 |