Accrued Expenses (Detail Textuals) $ in Thousands	3 Months Ended	12 Months Ended
	Apr. 30, 2016 USD ($)	Oct. 31, 2015 USD ($) communities	Jan. 31, 2016 USD ($)	Apr. 30, 2015 USD ($)	Jan. 31, 2015 USD ($)	Oct. 31, 2014 USD ($)
Loss Contingencies [Line Items]
Standard and Extended Product Warranty Accrual	$ 91,194	$ 93,083	$ 90,661	$ 83,057	$ 84,695	$ 86,282
Stucco Related [Member]
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss	5,100	80,300
Loss Contingency, Receivable	35,200	32,600
Standard and Extended Product Warranty Accrual, Increase for Warranties Issued		47,700
Standard and Extended Product Warranty Accrual	43,600	$ 44,200
Product Liability Contingency, Third Party Recovery	$ 2,600
Construction Claims, Three Community Associations, West Region [Member]
Loss Contingencies [Line Items]
Loss Contingency, New Claims Filed, Number | communities		3