Goodwill and Other Intangibles Narrative (Details) - USD ($)	3 Months Ended			6 Months Ended
	Jan. 31, 2016	Oct. 31, 2015	Jan. 31, 2015	Jan. 31, 2016	Jan. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of intangible assets	$ 364,000		$ 400,000	$ 727,000	$ 820,000
Amortization expense for remainder of current fiscal year	726,000			726,000
Indefinite-lived trademarks	$ 376,000			$ 376,000
Goodwill impairment loss		$ 0