| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | $332M | -$20.9M | -5.94% | Mar 31, 2023 | 10-Q | 2023-05-15 |
| Q4 2022 | $326M | -$29.6M | -8.32% | Dec 31, 2022 | 10-Q | 2023-05-15 |
| Q3 2022 | $315M | -$56M | -15.1% | Sep 30, 2022 | 10-Q | 2022-11-07 |
| Q2 2022 | $337M | -$76.2M | -18.4% | Jun 30, 2022 | 10-Q | 2022-08-08 |
| Q1 2022 | $352M | -$55.3M | -13.6% | Mar 31, 2022 | 10-Q | 2022-05-09 |
| Q4 2021 | $356M | -$46.6M | -11.6% | Dec 31, 2021 | 10-K | 2023-04-14 |
| Q3 2021 | $371M | -$30.9M | -7.7% | Sep 30, 2021 | 10-Q | 2021-10-27 |
| Q2 2021 | $413M | +$38M | +10.1% | Jun 30, 2021 | 10-Q | 2021-08-04 |
| Q1 2021 | $408M | +$34.8M | +9.34% | Mar 31, 2021 | 10-Q | 2021-05-05 |
| Q4 2020 | $402M | +$29.1M | +7.78% | Dec 31, 2020 | 10-K | 2023-04-14 |
| Q3 2020 | $402M | +$30M | +8.06% | Sep 30, 2020 | 10-Q | 2020-10-29 |
| Q2 2020 | $375M | -$2.59M | -0.69% | Jun 30, 2020 | 10-Q | 2020-08-06 |
| Q1 2020 | $373M | -$11.2M | -2.93% | Mar 31, 2020 | 10-Q | 2020-05-06 |
| Q4 2019 | $373M | -$7.87M | -2.06% | Dec 31, 2019 | 10-K | 2022-03-09 |
| Q3 2019 | $372M | -$19.6M | -5.01% | Sep 30, 2019 | 10-Q | 2019-11-06 |
| Q2 2019 | $378M | -$16.5M | -4.19% | Jun 30, 2019 | 10-Q | 2019-08-05 |
| Q1 2019 | $384M | -$26.1M | -6.37% | Mar 31, 2019 | 10-Q | 2019-05-06 |
| Q4 2018 | $381M | -$20M | -4.99% | Dec 31, 2018 | 10-K | 2021-03-03 |
| Q3 2018 | $391M | -$10M | -2.49% | Sep 30, 2018 | 10-Q | 2018-11-05 |
| Q2 2018 | $394M | +$13.5M | +3.55% | Jun 30, 2018 | 10-Q | 2018-08-07 |
| Q1 2018 | $410M | +$49.7M | +13.8% | Mar 31, 2018 | 10-Q | 2018-05-07 |
| Q4 2017 | $401M | +$40.7M | +11.3% | Dec 31, 2017 | 10-K | 2020-03-09 |
| Q3 2017 | $401M | +$23M | +6.07% | Sep 30, 2017 | 10-Q | 2017-11-07 |
| Q2 2017 | $381M | +$1.34M | +0.35% | Jun 30, 2017 | 10-Q | 2017-08-07 |
| Q1 2017 | $361M | -$10.4M | -2.8% | Mar 31, 2017 | 10-Q | 2017-05-08 |
| Q4 2016 | $361M | -$1.08M | -0.3% | Dec 31, 2016 | 10-K | 2019-03-07 |
| Q3 2016 | $378M | -$3.96M | -1.04% | Sep 30, 2016 | 10-Q | 2016-11-04 |
| Q2 2016 | $379M | +$3.02M | +0.8% | Jun 30, 2016 | 10-Q | 2016-08-04 |
| Q1 2016 | $371M | -$15.7M | -4.05% | Mar 31, 2016 | 10-Q | 2016-05-06 |
| Q4 2015 | $362M | -$59.3M | -14.1% | Dec 31, 2015 | 10-K | 2018-03-09 |
| Q3 2015 | $382M | -$65.8M | -14.7% | Sep 30, 2015 | 10-Q | 2015-11-04 |
| Q2 2015 | $376M | -$87.5M | -18.9% | Jun 30, 2015 | 10-Q | 2015-08-05 |
| Q1 2015 | $387M | -$81.7M | -17.4% | Mar 31, 2015 | 10-Q | 2015-05-06 |
| Q4 2014 | $421M | -$36.5M | -7.98% | Dec 31, 2014 | 10-K | 2017-03-10 |
| Q3 2014 | $448M | -$2.62M | -0.58% | Sep 30, 2014 | 10-Q | 2014-11-06 |
| Q2 2014 | $464M | +$3.84M | +0.83% | Jun 30, 2014 | 10-Q | 2014-08-07 |
| Q1 2014 | $468M | +$6.02M | +1.3% | Mar 31, 2014 | 10-Q | 2014-05-08 |
| Q4 2013 | $458M | -$4.67M | -1.01% | Dec 31, 2013 | 10-K | 2016-03-03 |
| Q3 2013 | $451M | -$22M | -4.65% | Sep 30, 2013 | 10-Q | 2013-11-06 |
| Q2 2013 | $460M | -$5.46M | -1.17% | Jun 30, 2013 | 10-Q | 2013-08-09 |
| Q1 2013 | $462M | -$32.8M | -6.63% | Mar 31, 2013 | 10-Q | 2013-05-07 |
| Q4 2012 | $462M | -$11.3M | -2.39% | Dec 31, 2012 | 10-K | 2015-02-26 |
| Q3 2012 | $473M | -$98.8M | -17.3% | Sep 30, 2012 | 10-Q | 2012-11-06 |
| Q2 2012 | $465M | -$88.2M | -15.9% | Jun 30, 2012 | 10-Q | 2012-08-06 |
| Q1 2012 | $495M | Mar 31, 2012 | 10-Q | 2012-05-07 | ||
| Q4 2011 | $474M | -$10.5M | -2.17% | Dec 31, 2011 | 10-K | 2015-02-26 |
| Q3 2011 | $572M | Sep 30, 2011 | 10-Q | 2011-11-08 | ||
| Q2 2011 | $554M | Jun 30, 2011 | 10-Q | 2011-08-08 | ||
| Q4 2010 | $484M | Dec 31, 2010 | 10-K | 2014-02-27 |