| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q2 2025 | 30.2M | -15K | -0.05% | Aug 13, 2025 | 10-Q | 2025-08-13 |
| Q1 2025 | 30.2M | -15K | -0.05% | Mar 28, 2025 | 10-K | 2025-03-28 |
| Q3 2024 | 30.2M | 0 | 0% | Nov 13, 2024 | 10-Q | 2024-11-13 |
| Q2 2024 | 30.2M | 0 | 0% | Aug 13, 2024 | 10-Q | 2024-08-13 |
| Q1 2024 | 30.2M | 0 | 0% | Mar 28, 2024 | 10-K | 2024-03-28 |
| Q3 2023 | 30.2M | -10.1K | -0.03% | Nov 13, 2023 | 10-Q | 2023-11-13 |
| Q2 2023 | 30.2M | -666K | -2.16% | Aug 11, 2023 | 10-Q | 2023-08-11 |
| Q1 2023 | 30.2M | -666K | -2.16% | Mar 30, 2023 | 10-K | 2023-03-30 |
| Q3 2022 | 30.2M | -656K | -2.13% | Nov 14, 2022 | 10-Q | 2022-11-14 |
| Q2 2022 | 30.9M | 0 | 0% | May 23, 2022 | 10-Q | 2022-05-23 |
| Q1 2022 | 30.9M | 0 | 0% | Mar 30, 2022 | 10-K | 2022-03-30 |
| Q3 2021 | 30.9M | 0 | 0% | Nov 12, 2021 | 10-Q | 2021-11-12 |
| Q2 2021 | 30.9M | -322K | -1.03% | Aug 12, 2021 | 10-Q | 2021-08-12 |
| Q1 2021 | 30.9M | -322K | -1.03% | Mar 30, 2021 | 10-K | 2021-03-30 |
| Q3 2020 | 30.9M | -551K | -1.76% | Nov 12, 2020 | 10-Q | 2020-11-12 |
| Q2 2020 | 31.2M | -324K | -1.03% | Jun 23, 2020 | 10-Q | 2020-06-23 |
| Q1 2020 | 31.2M | -324K | -1.03% | May 14, 2020 | 10-K | 2020-05-14 |
| Q3 2019 | 31.4M | -241K | -0.76% | Nov 12, 2019 | 10-Q | 2019-11-12 |
| Q2 2019 | 31.5M | -146K | -0.46% | Aug 8, 2019 | 10-Q | 2019-08-08 |
| Q1 2019 | 31.5M | -146K | -0.46% | Mar 28, 2019 | 10-K | 2019-03-28 |
| Q3 2018 | 31.6M | 0 | 0% | Nov 9, 2018 | 10-Q | 2018-11-09 |
| Q2 2018 | 31.6M | 0 | 0% | Aug 9, 2018 | 10-Q | 2018-08-09 |
| Q1 2018 | 31.6M | 0 | 0% | Mar 29, 2018 | 10-K | 2018-03-29 |
| Q3 2017 | 31.6M | -61.2K | -0.19% | Nov 9, 2017 | 10-Q | 2017-11-09 |
| Q2 2017 | 31.6M | -362K | -1.13% | Aug 10, 2017 | 10-Q | 2017-08-10 |
| Q1 2017 | 31.6M | -477K | -1.49% | Mar 30, 2017 | 10-K | 2017-03-30 |
| Q3 2016 | 31.7M | -416K | -1.3% | Nov 10, 2016 | 10-Q | 2016-11-10 |
| Q2 2016 | 32M | -115K | -0.36% | Aug 11, 2016 | 10-Q | 2016-08-11 |
| Q1 2016 | 32.1M | 0 | 0% | Mar 30, 2016 | 10-K | 2016-03-30 |
| Q3 2015 | 32.1M | 0 | 0% | Nov 12, 2015 | 10-Q | 2015-11-12 |
| Q2 2015 | 32.1M | +4.08M | +14.5% | Aug 13, 2015 | 10-Q | 2015-08-13 |
| Q1 2015 | 32.1M | +4.08M | +14.5% | Mar 26, 2015 | 10-K | 2015-03-26 |
| Q3 2014 | 32.1M | +4.08M | +14.5% | Nov 12, 2014 | 10-Q | 2014-11-12 |
| Q2 2014 | 28M | 0 | 0% | Aug 13, 2014 | 10-Q | 2014-08-13 |
| Q1 2014 | 28M | 0 | 0% | Mar 31, 2014 | 10-K | 2014-03-31 |
| Q3 2013 | 28M | 0 | 0% | Nov 13, 2013 | 10-Q | 2013-11-13 |
| Q2 2013 | 28M | -217K | -0.77% | Aug 14, 2013 | 10-Q | 2013-08-14 |
| Q1 2013 | 28M | -217K | -0.77% | Mar 27, 2013 | 10-K | 2013-03-27 |
| Q3 2012 | 28M | -40.5K | -0.14% | Nov 8, 2012 | 10-Q | 2012-11-09 |
| Q2 2012 | 28.3M | +177K | +0.63% | Aug 9, 2012 | 10-Q | 2012-08-09 |
| Q1 2012 | 28.3M | Mar 9, 2012 | 10-K | 2012-03-09 | ||
| Q3 2011 | 28.1M | Nov 8, 2011 | 10-Q | 2011-11-08 | ||
| Q2 2011 | 28.1M | Aug 9, 2011 | 10-Q | 2011-08-09 |