Contingencies (Details) |
3 Months Ended |
|---|---|
Oct. 31, 2017 | |
| Loss Contingency [Abstract] | |
| Number Of Pending Cases | 7 |
| Loss Contingency Number Of New Defendants | 2 |
| X | ||||||||||
- Definition Loss contingency number of new defendants. No definition available.
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| X | ||||||||||
- Definition Number of pending cases. No definition available.
|
| X | ||||||||||
- References No definition available.
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