| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | -$235M | -$20.2M | -9.38% | Mar 31, 2023 | 10-Q | 2023-05-11 |
| Q4 2022 | -$230M | -$21.6M | -10.4% | Dec 31, 2022 | 10-Q | 2023-05-11 |
| Q3 2022 | -$225M | -$22.1M | -10.9% | Sep 30, 2022 | 10-Q | 2022-11-10 |
| Q2 2022 | -$221M | -$22.1M | -11.1% | Jun 30, 2022 | 10-Q | 2022-08-12 |
| Q1 2022 | -$215M | -$18.8M | -9.59% | Mar 31, 2022 | 10-Q | 2022-05-12 |
| Q4 2021 | -$208M | -$17.1M | -8.97% | Dec 31, 2021 | 10-K | 2023-03-30 |
| Q3 2021 | -$203M | -$16.2M | -8.69% | Sep 30, 2021 | 10-Q | 2021-11-10 |
| Q2 2021 | -$199M | -$17.2M | -9.46% | Jun 30, 2021 | 10-Q | 2021-08-12 |
| Q1 2021 | -$196M | -$20.3M | -11.5% | Mar 31, 2021 | 10-Q | 2021-05-13 |
| Q4 2020 | -$191M | -$20.9M | -12.3% | Dec 31, 2020 | 10-K | 2022-03-29 |
| Q3 2020 | -$187M | -$21M | -12.6% | Sep 30, 2020 | 10-Q | 2020-11-10 |
| Q2 2020 | -$181M | -$20.3M | -12.6% | Jun 30, 2020 | 10-Q | 2020-08-11 |
| Q1 2020 | -$176M | -$19.4M | -12.4% | Mar 31, 2020 | 10-Q | 2020-05-13 |
| Q4 2019 | -$170M | -$19.3M | -12.8% | Dec 31, 2019 | 10-K | 2021-03-25 |
| Q3 2019 | -$166M | -$17M | -11.4% | Sep 30, 2019 | 10-Q | 2019-11-12 |
| Q2 2019 | -$161M | -$17.1M | -11.9% | Jun 30, 2019 | 10-Q | 2019-08-06 |
| Q1 2019 | -$156M | -$16.4M | -11.8% | Mar 31, 2019 | 10-Q | 2019-05-09 |
| Q4 2018 | -$151M | -$16.5M | -12.2% | Dec 31, 2018 | 10-K | 2020-03-25 |
| Q3 2018 | -$149M | -$16.2M | -12.2% | Sep 30, 2018 | 10-Q | 2018-11-08 |
| Q2 2018 | -$144M | -$16.8M | -13.2% | Jun 30, 2018 | 10-Q | 2018-08-09 |
| Q1 2018 | -$140M | -$18.5M | -15.3% | Mar 31, 2018 | 10-Q | 2018-05-10 |
| Q4 2017 | -$135M | -$19M | -16.4% | Dec 31, 2017 | 10-K | 2019-03-07 |
| Q3 2017 | -$133M | -$22.7M | -20.7% | Sep 30, 2017 | 10-Q | 2017-11-07 |
| Q2 2017 | -$127M | -$23.8M | -23% | Jun 30, 2017 | 10-Q | 2017-08-08 |
| Q1 2017 | -$121M | -$24.8M | -25.7% | Mar 31, 2017 | 10-Q | 2017-05-15 |
| Q4 2016 | -$116M | -$26M | -29.1% | Dec 31, 2016 | 10-K | 2018-03-23 |
| Q3 2016 | -$110M | -$26.1M | -31.1% | Sep 30, 2016 | 10-Q | 2016-11-14 |
| Q2 2016 | -$103M | -$24.7M | -31.4% | Jun 30, 2016 | 10-Q | 2016-08-09 |
| Q1 2016 | -$96.6M | -$24.3M | -33.7% | Mar 31, 2016 | 10-Q | 2016-05-12 |
| Q4 2015 | -$89.6M | -$21.4M | -31.4% | Dec 31, 2015 | 10-K | 2017-03-23 |
| Q3 2015 | -$83.9M | Sep 30, 2015 | 10-Q | 2015-11-12 | ||
| Q2 2015 | -$78.7M | Jun 30, 2015 | 10-Q | 2015-08-07 | ||
| Q1 2015 | -$72.3M | Mar 31, 2015 | 10-Q | 2015-06-08 | ||
| Q4 2014 | -$68.2M | Dec 31, 2014 | 10-K | 2016-03-25 |