|
Other liabilities (Tables)
|
6 Months Ended | |||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Jan. 31, 2015
|
||||||||||||||||||||||||||||||||||||
| Other Liabilities and Financial Instruments Subject to Mandatory Redemption [Abstract] | ||||||||||||||||||||||||||||||||||||
| Schedule of Other Liabilities [Table Text Block] | Other liabilities consist of the following:
|
|||||||||||||||||||||||||||||||||||