Supplemental Financial Statement Information (Schedule Of Inventories) (Details) - USD ($) $ in Thousands |
Jan. 31, 2016 |
Jul. 31, 2015 |
|---|---|---|
| Propane gas and related products | $ 60,248 | $ 68,731 |
| Energy Related Inventory, Petroleum | 5,720 | 0 |
| Appliances, parts and supplies | 26,520 | 28,023 |
| Inventories | 92,488 | 96,754 |
| Ferrellgas, L.P. [Member] | ||
| Propane gas and related products | 60,248 | 68,731 |
| Energy Related Inventory, Petroleum | 5,720 | 0 |
| Appliances, parts and supplies | 26,520 | 28,023 |
| Inventories | $ 92,488 | $ 96,754 |