Information on Operating Segments Information on Operating Segments (Details 2) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	$ 17,969	$ 5,992	$ 31,279	$ 9,898
North [Member]
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	2,805	51	14,347	3,198
Mid-Atlantic [Member]
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	15,158	5,539	15,793	5,865
South [Member]
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	$ 6	365	720	704
West [Member]
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down		$ 37	$ 419	$ 131