Other Income - Net (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016
Revenues and expenses from land sales [Abstract]
Revenue	$ 2,123	$ 2,901	$ 146,837	$ 13,592
Expense	1,932	2,408	146,205	9,101
Income from land sales	1,527	493	5,086	4,491
Home Building Joint Venture Metro New York Three [Member]
Revenues and expenses from land sales [Abstract]
Deferred gain recognized	$ 1,336		$ 4,454