| Line Item | Aug 31, 2026 | May 31, 2026 | Feb 28, 2026 | Nov 30, 2025 | Aug 31, 2025 | May 31, 2025 | Feb 28, 2025 | Nov 30, 2024 | Aug 31, 2024 | May 31, 2024 | Feb 29, 2024 | Nov 30, 2023 | Aug 31, 2023 | May 31, 2023 | Feb 28, 2023 | Nov 30, 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Results of operations: | ||||||||||||||||
| Interest income | ||||||||||||||||
| Interest expense | ||||||||||||||||
| Net interest income | ||||||||||||||||
| Provision for credit losses | ||||||||||||||||
| Net interest income after provision for credit losses | ||||||||||||||||
| Non-interest income (loss): | ||||||||||||||||
| Fee and other income | ||||||||||||||||
| Derivative gains (losses) | ||||||||||||||||
| Investment securities gains | ||||||||||||||||
| Total non-interest income (loss) | ||||||||||||||||
| Non-interest expense: | ||||||||||||||||
| Salaries and employee benefits | ||||||||||||||||
| Other general and administrative expenses | ||||||||||||||||
| Other non-interest expense | ||||||||||||||||
| Total non-interest expense | ||||||||||||||||
| Income before income taxes | ||||||||||||||||
| Income tax benefit (provision) | ||||||||||||||||
| Net income | ||||||||||||||||
| Less: Net (income) loss attributable to noncontrolling interests | ||||||||||||||||
| Net income attributable to CFC |