Investments in Unconsolidated Entities (Details 4) - USD ($) $ in Thousands	Oct. 31, 2016	Oct. 31, 2015
Condensed Balance Sheets:
Cash and cash equivalents	$ 130,794	$ 95,263
Inventory	1,074,888	1,024,157
Non-performing loan portfolio	4,298	27,572
Rental properties	621,615	278,897
Rental properties under development	302,632	390,399
Real estate owned	87,226	117,758
Other assets	175,805	224,617
Total assets	2,397,258	2,158,663
Debt	1,164,883	1,127,121
Other liabilities	152,881	130,315
Members' equity	980,354	806,327
Noncontrolling interest	99,140	94,900
Total liabilities and equity	2,397,258	2,158,663
Investments in unconsolidated entities	496,411	412,860
Restricted Cash and Cash Equivalents		16,795
Land Development Joint Ventures [Member]
Condensed Balance Sheets:
Cash and cash equivalents	38,466	29,281
Inventory	719,732	701,527
Non-performing loan portfolio
Rental properties
Rental properties under development
Real estate owned
Other assets	76,518	70,799
Total assets	834,716	801,607
Debt	394,813	417,025
Other liabilities	38,769	29,772
Members' equity	401,134	354,810
Noncontrolling interest
Total liabilities and equity	834,716	801,607
Investments in unconsolidated entities	223,483	214,060
Home Building Joint Ventures, Total [Member]
Condensed Balance Sheets:
Cash and cash equivalents	12,820	11,203
Inventory	345,588	322,630
Non-performing loan portfolio
Rental properties
Rental properties under development
Real estate owned
Other assets	82,794	61,144
Total assets	441,202	394,977
Debt	110,879	117,251
Other liabilities	75,419	70,078
Members' equity	254,904	207,648
Noncontrolling interest
Total liabilities and equity	441,202	394,977
Investments in unconsolidated entities	98,754	76,120
Rental Property Joint Ventures, including Trust I [Member]
Condensed Balance Sheets:
Cash and cash equivalents	29,103	44,310
Inventory
Non-performing loan portfolio
Rental properties	621,615	278,897
Rental properties under development	302,632	390,399
Real estate owned
Other assets	14,574	12,199
Total assets	967,924	725,805
Debt	659,191	514,895
Other liabilities	35,303	30,329
Members' equity	273,430	180,581
Noncontrolling interest
Total liabilities and equity	967,924	725,805
Investments in unconsolidated entities	153,640	110,454
Gibraltar Joint Ventures [Member]
Condensed Balance Sheets:
Cash and cash equivalents	50,405	10,469
Inventory	9,568
Non-performing loan portfolio	4,298	27,572
Rental properties
Rental properties under development
Real estate owned	87,226	117,758
Other assets	1,919	80,475
Total assets	153,416	236,274
Debt		77,950
Other liabilities	3,390	136
Members' equity	50,886	63,288
Noncontrolling interest	99,140	94,900
Total liabilities and equity	153,416	236,274
Investments in unconsolidated entities	$ 20,534	12,226
Restricted Cash and Cash Equivalents		$ 78,000