Other Intangible Assets (Schedule Of Amortizable Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 31, 2014	Oct. 31, 2013	Jan. 31, 2013	Oct. 31, 2012	Jul. 31, 2013	Jul. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	$ 3,901
Intangible assets, net	3,901
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	7,174	7,064	7,064	4,884	7,064	4,004
Finite-Lived Intangible Assets, Accumulated Amortization	(3,340)	(3,211)	(2,853)	(2,738)	(3,090)	(2,654)
Amortization	(129)	(121)	(115)	(84)
Finite-Lived Intangible Assets, Net	3,834	3,853	4,211	2,146	3,974	1,350
Useful life	11 years 3 months 15 days
Intangible assets, net	3,834	3,853	4,211	2,146	3,974	1,350
Intangible assets activity cost basis	110		2,180	880
Intangible assets activity net	(19)	(121)	2,065	796
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	383	383	383	253	383	253
Finite-Lived Intangible Assets, Accumulated Amortization	(316)	(287)	(200)	(175)	(258)	(164)
Amortization	(29)	(29)	(25)	(11)
Finite-Lived Intangible Assets, Net	67	96	183	78	125	89
Useful life	8 months 19 days
Intangible assets, net	67	96	183	78	125	89
Intangible assets activity cost basis			130
Intangible assets activity net	(29)	(29)	105	(11)
Total Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	7,557	7,447	7,447	5,137	7,447	4,257
Finite-Lived Intangible Assets, Accumulated Amortization	(3,656)	(3,498)	(3,053)	(2,913)	(3,348)	(2,818)
Amortization	(158)	(150)	(140)	(95)
Finite-Lived Intangible Assets, Net	3,901	3,949	4,394	2,224	4,099	1,439
Useful life	11 years 1 month 10 days
Intangible assets, net	3,901	3,949	4,394	2,224	4,099	1,439
Intangible assets activity cost basis	110		2,310	880
Intangible assets activity net	$ (48)	$ (150)	$ 2,170	$ 785