Information on Operating Segments Information on Operating Segments (Details 2) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2016	Jan. 31, 2015
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	$ 1,281	$ 1,144
North [Member]
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	12	430
Mid-Atlantic [Member]
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	9	161
South [Member]
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	635	549
West [Member]
Schedule of inventory impairments, by segment [Line Items]
Inventory Write-down	$ 625	$ 4