The percentage of home sites expected to be sold to each joint venture partner.

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Future financing expected to be obtained by JV which will reduce our funding commitment to the JV

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Investments in and advances to unconsolidated entities.

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Number of unconsolidated joint ventures, in which the Company has an interest.

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Real Estate Owned & Distressed Loans, Sales

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This item represents disclosure of the amount of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporation; these investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The net gain (loss) resulting from sales and other disposals of other real estate owned, increases (decreases) in the valuation allowance for foreclosed real estate, and write-downs of other real estate owned after acquisition or physical possession.

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership.

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Revenue from the sale of land in the reporting period.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Revenue, comprised of base and incentive revenue derived from the management of joint ventures, managing third-party properties, or another entity's operations.

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The number of units in a real estate property owned as of the balance sheet date.

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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Total distributions to each class of partners (i.e., general, limited and preferred partners).

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The cash outflow from the acquisition of a piece of land and anything permanently fixed to it, including buildings, structures on it and so forth, and payments to develop real estate assets by adding improvements on or to a parcel of land. Such improvements may include drainage, utilities, subdividing, access, buildings, and any combination of these elements. Including real estate intended to generate income for the owner; excluding real estate acquired for use by the owner.

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The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group.

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Amount of deferred gross profit, realized on retail land sale transaction accounted for under the installment method.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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Investments in Unconsolidated Entities (Details Textual)	3 Months Ended				6 Months Ended		20 Months Ended	35 Months Ended
	Apr. 30, 2016 USD ($) joint_ventures home_sites	Jan. 31, 2016 USD ($)	Apr. 30, 2015 USD ($)	Jan. 31, 2015 USD ($)	Apr. 30, 2016 USD ($) joint_ventures home_sites	Apr. 30, 2015 USD ($)	Apr. 17, 2015 USD ($)	Mar. 08, 2016 USD ($)	Apr. 15, 2016 USD ($)	Oct. 31, 2015 USD ($)
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Other Commitment	$ 289,155,000				$ 289,155,000
Land Sales	2,901,000		$ 22,725,000		13,592,000	$ 126,746,000
Proceeds from Equity Method Investment, Dividends or Distributions					10,230,000	11,490,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	424,268,000				424,268,000					$ 412,860,000
Line of Credit Facility, Maximum Borrowing Capacity	1,470,946,000				1,470,946,000
Long-term Line of Credit	$ 1,150,436,000				$ 1,150,436,000
Number of Joint Ventures \| joint_ventures	24				24
Management Fees Revenue	$ 2,408,000		3,411,000		$ 4,515,000	6,390,000
Income (Loss) from Equity Method Investments	9,118,000		6,227,000		17,756,000	11,128,000
Residential and Hotel JV [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Line of Credit Facility, Maximum Borrowing Capacity	$ 160,000,000				$ 160,000,000
Land Development Joint Venture, Irvine, California [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property \| home_sites	840				840
Secured Debt	$ 320,000,000				$ 320,000,000
Expected Percentage Of Homes To Be Sold To Each Joint Venture Partner					50.00%
Home Building Joint Venture Metro New York Three [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Line of Credit Facility, Maximum Borrowing Capacity	124,000,000				$ 124,000,000
Long-term Line of Credit	87,100,000				87,100,000
Home Building Joint Venture Metro New York Two [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Line of Credit Facility, Maximum Borrowing Capacity	98,000,000				98,000,000
Long-term Line of Credit	57,700,000				57,700,000
Rental Property Joint Ventures Metro Washington, D.C. [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property								525
Rental Property Joint Ventures Q Two Fiscal Fifteen [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Line of Credit Facility, Maximum Borrowing Capacity	87,000,000				87,000,000
Long-term Line of Credit	13,900,000				13,900,000
Rental Property Joint Venture Metro New York [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Line of Credit Facility, Maximum Borrowing Capacity	62,000,000				62,000,000
Long-term Line of Credit	$ 36,100,000				$ 36,100,000
Toll Brothers Realty Trust [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Partners' Capital Account, Distributions		$ 2,000,000	4,100,000	$ 2,000,000
Income (Loss) from Equity Method Investments			$ 1,500,000
Toll Brothers Realty Trust [Member] \| Co-venturer [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	33.30%				33.30%
Toll Brothers Realty Trust [Member] \| Management [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	33.30%				33.30%
Land Development Joint Venture, Irvine, California [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Other Commitment	$ 219,500,000				$ 219,500,000
Equity Method Investment, Ownership Percentage	50.00%				50.00%
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 78,000,000				$ 78,000,000
Home Building Joint Venture Metro New York Three [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Payments to Acquire Interest in Joint Venture					$ 15,900,000
Equity Method Investment, Ownership Percentage	25.00%				25.00%
Land Sales						78,500,000
Retail Land Sales, Installment Method, Gross Profit, Deferred						9,260,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 17,100,000.00				$ 17,100,000.00
Home Building Joint Venture Metro New York Two [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	50.00%				50.00%
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 44,100,000				$ 44,100,000
Home Building Joint Venture Metro New York Two [Member] \| Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Other Commitment	8,900,000				8,900,000
Rental Property Joint Ventures Metro Washington, D.C. [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Future Financing To Be Obtained By JV	130,000,000				130,000,000
Land Sales					20,200,000
Proceeds from Equity Method Investment, Dividends or Distributions	18,700,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 16,500,000				$ 16,500,000
Payments to Acquire and Develop Real Estate								$ 35,100,000
Rental Property Joint Ventures Metro Washington, D.C. [Member] \| Co-venturer [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	50.00%				50.00%
Rental Property Joint Ventures Metro Washington, D.C. [Member] \| Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Other Commitment	$ 6,500,000				$ 6,500,000
Rental Property Joint Ventures Q Two Fiscal Fifteen [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land Sales					14,500,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 10,100,000				$ 10,100,000
Number of Joint Ventures \| joint_ventures	2				2
Payments to Acquire and Develop Real Estate							$ 18,800,000
Rental Property Joint Ventures Q Two Fiscal Fifteen [Member] \| Co-venturer [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	75.00%				75.00%
Rental Property Joint Venture Metro New York [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	50.00%				50.00%
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 30,800,000				$ 30,800,000
Rental Property Joint Venture Metro New York [Member] \| Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Other Commitment	$ 10,700,000				$ 10,700,000
Toll Brothers Realty Trust [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	33.30%				33.30%
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 0				$ 0
Management Fees Revenue					$ 800,000	$ 1,200,000
Gibraltar Land Banking & Development Joint Ventures [Member] [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	25.00%				25.00%
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	$ 0				$ 0
Number of Joint Ventures \| joint_ventures	2				2
Gibraltar Land Banking & Development Joint Ventures [Member] [Member] \| Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Other Commitment	$ 100,000,000				$ 100,000,000
Gibraltar Legacy Assets Joint Venture [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Equity Method Investment, Ownership Percentage	24.00%				24.00%
Gains (Losses) on Sales of Other Real Estate	$ 1,300,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	5,900,000				$ 5,900,000
Real Estate Owned & Distressed Loans, Sales									$ 24,100,000.00
Gibraltar Legacy Assets Joint Venture [Member] \| Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Other Commitment	$ 10,000,000				$ 10,000,000