| Ratios | Jun 30, 2026 | Mar 31, 2026 | Sep 30, 2025 | Jun 30, 2025 | Mar 31, 2025 | Sep 30, 2024 | Jun 30, 2024 | Mar 31, 2024 | Sep 30, 2023 | Jun 30, 2023 | Mar 31, 2023 | Sep 30, 2022 | Jun 30, 2022 | Mar 31, 2022 | Sep 30, 2021 | Jun 30, 2021 | Mar 31, 2021 | Sep 30, 2020 | Jun 30, 2020 | Mar 31, 2020 | Sep 30, 2019 | Jun 30, 2019 | Mar 31, 2019 | Sep 30, 2018 | Jun 30, 2018 | Mar 31, 2018 | Sep 30, 2017 | Jun 30, 2017 | Mar 31, 2017 | Sep 30, 2016 | Jun 30, 2016 | Mar 31, 2016 | Sep 30, 2015 | Jun 30, 2015 | Mar 31, 2015 | Sep 30, 2014 | Jun 30, 2014 | Mar 31, 2014 | Jun 30, 2013 | Mar 31, 2013 | Sep 30, 2012 | Jun 30, 2012 | Mar 31, 2012 | Sep 30, 2011 | Mar 31, 2011 | Sep 30, 2010 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Pretax Margin | 76.79% | 77.17% | 79.27% | 74.59% | 73.93% | 66.59% | 71.54% | 71.99% | 73.36% | 65.20% | 72.06% | 66.20% | ||||||||||||||||||||||||||||||||||
Effective Tax Rate | 8.10% | 9.08% | 9.60% | 8.88% | 8.63% | 8.25% | 8.07% | 8.20% | 8.10% | 7.82% | 8.02% | 7.65% | ||||||||||||||||||||||||||||||||||
Net Margin | 16.46% | 16.00% | 15.89% | 15.14% | 14.93% | 13.48% | 14.55% | 14.55% | 14.59% | 12.50% | 14.02% | 12.53% | ||||||||||||||||||||||||||||||||||
Debt to Equity | 10.12x | 9.29x | 9.28x | 8.80x | 8.02x | 8.28x | 8.00x | 8.02x | 8.10x | 8.53x | 8.77x | 9.52x | ||||||||||||||||||||||||||||||||||
Net Debt to Equity | 9.77x | 9.05x | 9.02x | 8.55x | 7.82x | 8.06x | 7.74x | 7.74x | 7.81x | 8.24x | 8.50x | 9.23x | ||||||||||||||||||||||||||||||||||
Asset Turnover | 0.77% | 0.76% | 0.83% | 0.82% | 0.91% | 0.92% | 0.90% | 0.91% | 0.95% | 0.83% | 0.88% | 0.69% | ||||||||||||||||||||||||||||||||||
Return on Equity | 1.40% | 1.26% | 1.35% | 1.21% | 1.22% | 1.15% | 1.18% | 1.19% | 1.26% | 0.99% | 1.21% | 0.91% | ||||||||||||||||||||||||||||||||||
Return on Assets | 0.13% | 0.12% | 0.13% | 0.12% | 0.14% | 0.12% | 0.13% | 0.13% | 0.14% | 0.10% | 0.12% | 0.09% |