| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | -$823M | -$124M | -17.7% | Dec 31, 2022 | 10-Q | 2023-02-09 |
| Q3 2022 | -$810M | -$156M | -23.8% | Sep 30, 2022 | 10-Q | 2022-11-14 |
| Q2 2022 | -$764M | -$137M | -21.8% | Jun 30, 2022 | 10-Q | 2022-08-09 |
| Q1 2022 | -$725M | -$125M | -20.9% | Mar 31, 2022 | 10-Q | 2023-02-09 |
| Q4 2021 | -$699M | -$139M | -24.7% | Dec 31, 2021 | 10-Q | 2022-02-08 |
| Q3 2021 | -$654M | -$125M | -23.7% | Sep 30, 2021 | 10-Q | 2021-11-16 |
| Q2 2021 | -$627M | -$112M | -21.8% | Jun 30, 2021 | 10-Q/A | 2021-11-15 |
| Q1 2021 | -$600M | -$111M | -22.7% | Mar 31, 2021 | 10-K | 2022-06-28 |
| Q4 2020 | -$561M | -$102M | -22.2% | Dec 31, 2020 | 10-K/A | 2021-11-15 |
| Q3 2020 | -$529M | -$97.7M | -22.6% | Sep 30, 2020 | 10-K/A | 2021-11-15 |
| Q2 2020 | -$515M | -$111M | -27.4% | Jun 30, 2020 | 10-K/A | 2021-11-15 |
| Q1 2020 | -$489M | -$108M | -28.3% | Mar 31, 2020 | 10-K/A | 2021-11-15 |
| Q4 2019 | -$459M | -$104M | -29.4% | Dec 31, 2019 | 10-Q | 2020-02-04 |
| Q3 2019 | -$431M | -$103M | -31.4% | Sep 30, 2019 | 10-Q | 2019-11-04 |
| Q2 2019 | -$404M | -$103M | -34.4% | Jun 30, 2019 | 10-Q | 2019-08-06 |
| Q1 2019 | -$381M | -$105M | -38.2% | Mar 31, 2019 | 10-K | 2020-06-12 |
| Q4 2018 | -$354M | -$98.9M | -38.7% | Dec 31, 2018 | 10-Q | 2019-02-05 |
| Q3 2018 | -$328M | -$92.9M | -39.5% | Sep 30, 2018 | 10-Q | 2018-11-06 |
| Q2 2018 | -$301M | -$87.3M | -40.9% | Jun 30, 2018 | 10-Q | 2018-08-07 |
| Q1 2018 | -$276M | -$82.3M | -42.6% | Mar 31, 2018 | 10-K | 2019-05-29 |
| Q4 2017 | -$256M | -$82.5M | -47.7% | Dec 31, 2017 | 10-Q | 2018-02-06 |
| Q3 2017 | -$235M | -$93.4M | -65.9% | Sep 30, 2017 | 10-Q | 2017-10-31 |
| Q2 2017 | -$214M | -$89.1M | -71.6% | Jun 30, 2017 | 10-Q | 2017-08-08 |
| Q1 2017 | -$193M | -$85.1M | -78.6% | Mar 31, 2017 | 10-K | 2018-05-30 |
| Q4 2016 | -$173M | -$74.3M | -75.2% | Dec 31, 2016 | 10-Q | 2017-02-07 |
| Q3 2016 | -$142M | -$52.9M | -59.5% | Sep 30, 2016 | 10-Q | 2016-11-01 |
| Q2 2016 | -$124M | -$40M | -47.3% | Jun 30, 2016 | 10-Q | 2016-08-09 |
| Q1 2016 | -$108M | -$33.9M | -45.6% | Mar 31, 2016 | 10-K | 2017-05-25 |
| Q4 2015 | -$98.7M | -$26.8M | -37.2% | Dec 31, 2015 | 10-Q | 2016-02-10 |
| Q3 2015 | -$88.9M | -$59.3M | -200% | Sep 30, 2015 | 10-Q | 2015-11-04 |
| Q2 2015 | -$84.5M | -$66.6M | -372% | Jun 30, 2015 | 10-Q | 2015-08-05 |
| Q1 2015 | -$74.4M | -$59.1M | -386% | Mar 31, 2015 | 10-K | 2016-05-31 |
| Q4 2014 | -$71.9M | Dec 31, 2014 | 10-Q | 2015-02-11 | ||
| Q3 2014 | -$29.6M | Sep 30, 2014 | 10-Q | 2014-11-13 | ||
| Q2 2014 | -$17.9M | Jun 30, 2014 | 10-Q | 2014-08-06 | ||
| Q1 2014 | -$15.3M | Mar 31, 2014 | 10-K | 2015-06-01 |