| 2025-12-31 | $1.24B | +10.1% | 2026-02-25Balance as of period end |
|---|
| 2024-12-31 | $1.12B | +20.3% | 2026-02-25Balance as of period end |
|---|
| 2023-12-31 | $933.80M | +16.2% | 2026-02-25Balance as of period end |
|---|
| 2022-12-31 | $803.95M | +9.8% | 2026-02-25Balance as of period end |
|---|
| 2021-12-31 | $732.02M | +7.2% | 2025-02-19Balance as of period end |
|---|
| 2020-12-31 | $682.60M | — | 2024-02-21Balance as of period end |
|---|
| 2020-09-30 | $661.61M | — | 2021-02-23Balance as of period end |
|---|
| 2020-06-30 | $643.84M | — | 2021-02-23Balance as of period end |
|---|
| 2020-03-31 | $637.60M | — | 2021-02-23Balance as of period end |
|---|
| 2019-12-31 | $634.04M | — | 2023-02-22Balance as of period end |
|---|
| 2019-09-30 | $616.72M | — | 2021-02-23Balance as of period end |
|---|
| 2019-06-30 | $592.31M | — | 2021-02-23Balance as of period end |
|---|
| 2019-03-31 | $580.64M | — | 2021-02-23Balance as of period end |
|---|
| 2018-12-31 | $571.53M | — | 2022-02-23Balance as of period end |
|---|
| 2018-09-30 | $554.55M | — | 2020-02-25Balance as of period end |
|---|
| 2018-06-30 | $537.20M | — | 2020-02-25Balance as of period end |
|---|
| 2018-03-31 | $530.28M | — | 2020-02-25Balance as of period end |
|---|
| 2017-12-31 | $524.18M | — | 2021-02-23Balance as of period end |
|---|
| 2017-09-30 | $412.78M | — | 2019-02-26Balance as of period end |
|---|
| 2017-06-30 | $402.37M | — | 2019-02-26Balance as of period end |
|---|
| 2017-03-31 | $396.62M | — | 2019-02-26Balance as of period end |
|---|
| 2016-12-31 | $394.29M | — | 2020-02-25Balance as of period end |
|---|
| 2016-09-30 | $390.60M | — | 2018-02-27Balance as of period end |
|---|
| 2016-06-30 | $383.31M | — | 2018-02-27Balance as of period end |
|---|
| 2016-03-31 | $380.51M | — | 2018-02-27Balance as of period end |
|---|
| 2015-12-31 | $379.69M | — | 2019-02-26Balance as of period end |
|---|
| 2015-09-30 | $389.46M | — | 2017-02-28Balance as of period end |
|---|
| 2015-06-30 | $426.82M | — | 2017-02-28Balance as of period end |
|---|
| 2015-03-31 | $425.85M | — | 2017-02-28Balance as of period end |
|---|
| 2014-12-31 | $424.53M | — | 2018-02-27Balance as of period end |
|---|
| 2014-09-30 | $414.52M | — | 2016-02-25Balance as of period end |
|---|
| 2014-06-30 | $406.44M | — | 2016-02-25Balance as of period end |
|---|
| 2014-03-31 | $401.56M | — | 2016-02-25Balance as of period end |
|---|
| 2013-12-31 | $401.03M | — | 2017-02-28Balance as of period end |
|---|
| 2013-09-30 | $395.69M | — | 2015-02-26Balance as of period end |
|---|
| 2013-06-30 | $387.78M | — | 2015-02-26Balance as of period end |
|---|
| 2013-03-31 | $372.86M | — | 2015-02-26Balance as of period end |
|---|
| 2012-12-31 | $364.74M | — | 2016-02-25Balance as of period end |
|---|
| 2012-09-30 | $355.76M | — | 2014-02-28Balance as of period end |
|---|
| 2012-06-30 | $347.50M | — | 2014-02-28Balance as of period end |
|---|
| 2012-03-31 | $341.85M | — | 2014-02-28Balance as of period end |
|---|
| 2011-12-31 | $333.14M | — | 2015-02-26Balance as of period end |
|---|
| 2011-09-30 | $320.41M | — | 2013-02-22Balance as of period end |
|---|
| 2011-06-30 | $309.32M | — | 2013-02-22Balance as of period end |
|---|
| 2011-03-31 | $300.98M | — | 2013-02-22Balance as of period end |
|---|
| 2010-12-31 | $294.98M | +10.3% | 2014-02-28Balance as of period end |
|---|
| 2009-12-31 | $267.41M | +7.0% | 2013-02-22Balance as of period end |
|---|
| 2008-12-31 | $249.88M | — | 2012-02-29Balance as of period end |
|---|