| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2023 | $499M | -$20.3M | -3.91% | Sep 30, 2023 | 10-Q | 2023-11-09 |
| Q2 2023 | $516M | +$13.1M | +2.6% | Jun 30, 2023 | 10-Q | 2023-08-09 |
| Q1 2023 | $519M | -$4.36M | -0.83% | Mar 31, 2023 | 10-Q | 2023-05-10 |
| Q4 2022 | $553M | -$15.8M | -2.79% | Dec 31, 2022 | 10-Q | 2023-11-09 |
| Q3 2022 | $520M | -$15.3M | -2.86% | Sep 30, 2022 | 10-Q | 2022-11-08 |
| Q2 2022 | $503M | -$25.8M | -4.88% | Jun 30, 2022 | 10-Q | 2022-08-08 |
| Q1 2022 | $523M | -$47.3M | -8.29% | Mar 31, 2022 | 10-Q | 2022-05-06 |
| Q4 2021 | $569M | -$17.2M | -2.93% | Dec 31, 2021 | 10-K | 2023-02-28 |
| Q3 2021 | $535M | +$32.1M | +6.4% | Sep 30, 2021 | 10-Q | 2021-11-08 |
| Q2 2021 | $529M | +$14.9M | +2.9% | Jun 30, 2021 | 10-Q | 2021-08-09 |
| Q1 2021 | $571M | +$137M | +31.6% | Mar 31, 2021 | 10-Q | 2021-05-10 |
| Q4 2020 | $586M | +$91.4M | +18.5% | Dec 31, 2020 | 10-K | 2023-02-28 |
| Q3 2020 | $503M | +$43.9M | +9.57% | Sep 30, 2020 | 10-Q | 2020-11-09 |
| Q2 2020 | $514M | +$44.2M | +9.42% | Jun 30, 2020 | 10-Q | 2020-08-07 |
| Q1 2020 | $434M | -$7.29M | -1.66% | Mar 31, 2020 | 10-Q | 2020-05-08 |
| Q4 2019 | $494M | +$8.68M | +1.79% | Dec 31, 2019 | 10-K | 2022-02-28 |
| Q3 2019 | $459M | -$26.8M | -5.51% | Sep 30, 2019 | 10-Q | 2019-11-07 |
| Q2 2019 | $470M | -$55.1M | -10.5% | Jun 30, 2019 | 10-Q | 2019-08-05 |
| Q1 2019 | $441M | -$158M | -26.4% | Mar 31, 2019 | 10-Q | 2019-05-10 |
| Q4 2018 | $486M | -$125M | -20.5% | Dec 31, 2018 | 10-K | 2021-02-26 |
| Q3 2018 | $486M | +$61.1M | +14.4% | Sep 30, 2018 | 10-Q | 2018-11-06 |
| Q2 2018 | $525M | +$115M | +28.1% | Jun 30, 2018 | 10-Q | 2018-08-08 |
| Q1 2018 | $599M | +$189M | +46.1% | Mar 31, 2018 | 10-Q | 2018-05-10 |
| Q4 2017 | $611M | +$154M | +33.8% | Dec 31, 2017 | 10-K | 2020-03-02 |
| Q3 2017 | $424M | -$2.81M | -0.66% | Sep 30, 2017 | 10-Q | 2017-11-09 |
| Q2 2017 | $410M | -$9.11M | -2.18% | Jun 30, 2017 | 10-Q | 2017-08-09 |
| Q1 2017 | $410M | +$5.47M | +1.35% | Mar 31, 2017 | 10-Q | 2017-05-08 |
| Q4 2016 | $457M | +$33.5M | +7.93% | Dec 31, 2016 | 10-K | 2019-03-01 |
| Q3 2016 | $427M | +$23.8M | +5.89% | Sep 30, 2016 | 10-Q | 2016-10-26 |
| Q2 2016 | $419M | +$1.23M | +0.3% | Jun 30, 2016 | 10-Q | 2016-08-08 |
| Q1 2016 | $405M | +$110M | +37.3% | Mar 31, 2016 | 10-Q | 2016-05-05 |
| Q4 2015 | $423M | +$86.2M | +25.6% | Dec 31, 2015 | 10-K | 2018-02-28 |
| Q3 2015 | $404M | +$69.7M | +20.9% | Sep 30, 2015 | 10-Q | 2015-11-04 |
| Q2 2015 | $417M | +$95.9M | +29.8% | Jun 30, 2015 | 10-Q | 2015-08-05 |
| Q1 2015 | $295M | -$19.9M | -6.31% | Mar 31, 2015 | 10-Q | 2015-05-08 |
| Q4 2014 | $337M | -$16.5M | -4.67% | Dec 31, 2014 | 10-K | 2017-02-28 |
| Q3 2014 | $334M | +$1.2M | +0.36% | Sep 30, 2014 | 10-Q | 2014-11-04 |
| Q2 2014 | $322M | -$21.1M | -6.15% | Jun 30, 2014 | 10-Q | 2014-08-05 |
| Q1 2014 | $315M | -$41.2M | -11.6% | Mar 31, 2014 | 10-Q | 2014-05-01 |
| Q4 2013 | $353M | -$33.5M | -8.66% | Dec 31, 2013 | 10-K | 2016-02-26 |
| Q3 2013 | $333M | -$88.5M | -21% | Sep 30, 2013 | 10-Q | 2013-10-31 |
| Q2 2013 | $343M | -$83.3M | -19.6% | Jun 30, 2013 | 10-Q | 2013-08-01 |
| Q1 2013 | $356M | -$83.9M | -19.1% | Mar 31, 2013 | 10-Q | 2013-05-06 |
| Q4 2012 | $387M | -$73.8M | -16% | Dec 31, 2012 | 10-K | 2015-02-26 |
| Q3 2012 | $421M | -$5.66M | -1.33% | Sep 30, 2012 | 10-Q | 2012-11-01 |
| Q2 2012 | $426M | -$47.1M | -9.96% | Jun 30, 2012 | 10-Q | 2012-08-02 |
| Q1 2012 | $440M | -$38.9M | -8.13% | Mar 31, 2012 | 10-Q | 2012-05-08 |
| Q4 2011 | $461M | -$47.9M | -9.42% | Dec 31, 2011 | 10-K | 2014-02-27 |
| Q3 2011 | $427M | -$82M | -16.1% | Sep 30, 2011 | 10-Q | 2011-11-01 |
| Q2 2011 | $473M | +$7.04M | +1.51% | Jun 30, 2011 | 10-Q | 2011-08-05 |
| Q1 2011 | $479M | Mar 31, 2011 | 10-Q | 2011-05-10 | ||
| Q4 2010 | $509M | Dec 31, 2010 | 10-K | 2013-02-22 | ||
| Q3 2010 | $509M | Sep 30, 2010 | 10-Q | 2010-10-28 | ||
| Q2 2010 | $466M | Jun 30, 2010 | 10-Q | 2010-08-09 |