Goodwill and Other Intangibles Narrative (Details) - USD ($) |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Apr. 30, 2016 |
Oct. 31, 2015 |
Apr. 30, 2015 |
Apr. 30, 2016 |
Apr. 30, 2015 |
|
| Goodwill and Intangible Assets Disclosure [Abstract] | |||||
| Amortization of intangible assets | $ 363,000 | $ 410,000 | $ 1,090,000 | $ 1,230,000 | |
| Amortization expense for remainder of current fiscal year | 363,000 | 363,000 | |||
| Indefinite-lived trademarks | $ 376,000 | $ 376,000 | |||
| Goodwill impairment loss | $ 0 | ||||