Home sites sold

No definition available.

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Investments in and advances to unconsolidated entities.

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No definition available.

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Represents the excess (deficiency) of revenue from the sale of land over the cost to acquire, which is recognized in other nonoperating income.

+ References

No definition available.

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Non cash transfer of other assets to investment in unconsolidated entities.

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No definition available.

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The number of joint ventures which were determined to be variable interest entities (VIEs) but the Company. However, the Company determined it was not the primary beneficiary of the VIEs and therefore these entities were not consolidated.

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No definition available.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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This element represents disclosure of the amount of gain which has been deferred as the result of the sale of a business or operating assets to a highly leveraged entity which deferred gain has been reflected in the accompanying statement of financial position as reduction from the related asset.

+ References

No definition available.

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Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.

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- Definition

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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-Paragraph 3
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Amount of gain (loss) on sale or disposal of an equity method investment.

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No definition available.

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The amount of revenue from sale of goods and services reduced by sales returns, allowances, and discounts reported by an equity method investment of the entity.

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The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

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- Definition

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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- Definition

Carrying amount net of impairment reserves as of the balance sheet date primarily consisting of deposits for land purchases (including option payments), related acquisition costs, and land which is not expected to be developed in the next two years.

+ References

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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.

+ References

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- Definition

Revenue from the sale of land in the reporting period.

+ References

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- Definition

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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- Definition

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.

+ References

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

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

+ References

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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- Definition

Portion of equity (net assets) in a variable interest entity (VIE) not attributable, directly or indirectly, to the parent entity. That is, this is the portion of equity in a VIE that is attributable to the noncontrolling interest (previously referred to as minority interest).

+ References

No definition available.

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Data Type:	xbrli:monetaryItemType
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- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

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

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No definition available.

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- Definition

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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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Section 45
-Paragraph 12
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- Definition

Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ References

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- Definition

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Section 55
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=95464485&loc=d3e6772-110236

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- Definition

The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
-Paragraph 3
-Subparagraph (bb)
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- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

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- Details

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Balance Type:
Period Type:

Investments in Unconsolidated Entities (Details Textual)			3 Months Ended					9 Months Ended		12 Months Ended
	Aug. 24, 2018 USD ($)	Aug. 22, 2018 USD ($)	Oct. 31, 2018 USD ($)	Jul. 31, 2018 USD ($) joint_ventures Homes_sold rental_units home_sites	Jan. 31, 2018 USD ($)	Jul. 31, 2017 USD ($) Homes_sold home_sites	Jan. 31, 2017 USD ($)	Jul. 31, 2018 USD ($) joint_ventures Homes_sold rental_units home_sites	Jul. 31, 2017 USD ($) Homes_sold home_sites	Oct. 31, 2017 USD ($) joint_ventures	May 10, 2018 USD ($)	Nov. 01, 2017 USD ($)	Apr. 28, 2017 USD ($)
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land Sales				$ 10,949,000		$ 4,633,000		$ 56,136,000	$ 151,470,000
Land sales earnings, net				888,000		2,417,000		4,175,000	7,503,000
Equity Method Investment, Summarized Financial Information, Revenue				117,239,000		189,714,000		393,522,000	690,441,000
Inventory, Land Held for Development and Sale				255,616,000				255,616,000		$ 146,288,000
Proceeds from Equity Method Investment, Distribution								53,166,000	125,138,000
Income from unconsolidated entities				12,469,000		19,925,000		53,913,000	112,274,000
Non Cash Transfer Of Other Assets To Investment In Unconsolidated Entities								21,546,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures				419,994,000				419,994,000		$ 481,758,000
Line of Credit Facility, Maximum Borrowing Capacity				1,585,068,000				1,585,068,000
Long-term Line of Credit				1,215,133,000				1,215,133,000
Management Fees Revenue				$ 2,175,000		$ 2,477,000		$ 9,600,000	$ 10,448,000
Equity Method Investee [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number Of Unconsolidated Entities That Are Considered Variable Interest Entities \| joint_ventures										8
Land Development Joint Ventures [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Home sites sold \| home_sites				226		362		675	871
Land Sales				$ 73,700,000		$ 115,000,000		$ 176,400,000	$ 215,900,000
Line of Credit Facility, Maximum Borrowing Capacity				181,081,000				181,081,000
Long-term Line of Credit				$ 166,156,000				$ 166,156,000
Home Building Joint Ventures, Total [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Home sites sold \| Homes_sold				19		33		73	176
Equity Method Investment, Summarized Financial Information, Revenue				$ 36,000,000		$ 81,000,000		$ 104,000,000	$ 451,600,000
Line of Credit Facility, Maximum Borrowing Capacity				381,902,000				381,902,000
Long-term Line of Credit				$ 255,842,000				$ 255,842,000
Rental Joint Ventures, including the Trust [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Real Estate Properties \| joint_ventures				14				14
Line of Credit Facility, Maximum Borrowing Capacity				$ 1,022,085,000				$ 1,022,085,000
Long-term Line of Credit				$ 793,135,000				$ 793,135,000
Rental Property Joint Venture Metro Washington, D.C. Two [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property				308				308
Line of Credit Facility, Maximum Borrowing Capacity				$ 72,700,000				$ 72,700,000
Long-term Line of Credit				$ 5,800,000				$ 5,800,000
Rental Property Joint Ventures College Park, Maryland [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land Sales					$ 219,000,000
Rental Property Joint Venture Belmont MA [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property				112				112
Line of Credit Facility, Maximum Borrowing Capacity				$ 42,400,000				$ 42,400,000
Long-term Line of Credit				$ 7,200,000				7,200,000
Rental Property Joint Ventures Jersey City [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Debt Instrument, Term				10 years
Long-term Debt				$ 133,000,000				133,000,000
Rental Property Joint Venture Suburban Philadelphia [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Debt Instrument, Term				10 years
Long-term Debt				$ 56,000,000				$ 56,000,000
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%
Rental Property Joint Venture Westborough MA [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land Sales				$ 65,500,000
Rental Property Joint Venture Woburn MA [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property				289				289
Rental Property Joint Venture Washington DC Three [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Payments to Acquire and Develop Real Estate								$ 65,400,000
Land Development Joint Ventures [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Other than Temporary Impairment Losses, Investments				$ 4,000,000		$ 0		4,000,000	$ 2,000,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures				$ 198,001,000				$ 198,001,000
Land Development Joint Ventures [Member] \| Equity Method Investee [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Home sites sold \| home_sites				70		126		125	288
Equity Method Investment, Summarized Financial Information, Revenue				$ 42,700,000		$ 76,300,000		$ 50,000,000	$ 122,500,000
Equity Method Investment, Deferred Gain on Sale				500,000		5,900,000		1,400,000	12,900,000
Rental Property Joint Venture Metro Washington, D.C. Two [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land sales earnings, net				1,000,000
Retail Land Sales, Installment Method, Gross Profit, Deferred								3,834,000
Payments to Acquire and Develop Real Estate					27,400,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures				11,700,000				11,700,000
Rental Property Joint Venture Metro Washington, D.C. Two [Member] \| Co-venturer [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land Sales				17,800,000
Rental Property Joint Ventures College Park, Maryland [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Proceeds from Sale of Equity Method Investments					39,300,000
Equity Method Investment, Realized Gain (Loss) on Disposal								30,800,000
Rental Property Joint Venture Belmont MA [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Payments to Acquire and Develop Real Estate										$ 22,100,000
Proceeds from Equity Method Investment, Distribution					$ 10,800,000
Non Cash Transfer Of Other Assets To Investment In Unconsolidated Entities				11,300,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures				$ 17,100,000				17,100,000
Rental Property Joint Venture Belmont MA [Member] \| Co-venturer [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land Sales								$ 11,000,000
Equity Method Investment, Ownership Percentage				50.00%				50.00%
Rental Property Joint Ventures Jersey City [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				$ 5,900,000				$ 5,900,000
Rental Property Joint Venture Suburban Philadelphia [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				$ 2,500,000				$ 2,500,000
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				$ 600,000		600,000		$ 1,700,000	1,400,000
Gibraltar Joint Ventures [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				$ 9,944,000				$ 9,944,000
Rental Property Joint Venture Westborough MA [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Proceeds from Sale of Equity Method Investments				12,100,000
Equity Method Investment, Realized Gain (Loss) on Disposal				$ 8,700,000				$ 8,700,000
Occupied or Ready for Occupancy [Member] \| Rental Joint Ventures, including the Trust [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property \| rental_units				2,500				2,500
Lease up Stage [Member] \| Rental Joint Ventures, including the Trust [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property \| rental_units				750				750
Asset under Construction [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property \| rental_units				750				750
Asset under Construction [Member] \| Rental Joint Ventures, including the Trust [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property \| rental_units				1,850				1,850
In Planning Phase [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property \| rental_units				9,800				9,800
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| Rental Property Joint Ventures Jersey City [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Proceeds from Sale of Equity Method Investments						42,900,000
Equity Method Investment, Realized Gain (Loss) on Disposal									20,500,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] \| Rental Property Joint Venture Suburban Philadelphia [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Proceeds from Sale of Equity Method Investments							$ 12,000,000
Equity Method Investment, Realized Gain (Loss) on Disposal									6,200,000
Line of Credit [Member] \| Rental Property Joint Ventures College Park, Maryland [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Line of Credit Facility, Maximum Borrowing Capacity												$ 110,000,000
Line of Credit [Member] \| Rental Property Joint Ventures Jersey City [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Long-term Line of Credit													$ 112,200,000
Line of Credit [Member] \| Rental Property Joint Venture Suburban Philadelphia [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Long-term Line of Credit						$ 54,100,000			$ 54,100,000
Line of Credit [Member] \| Rental Property Joint Venture Westborough MA [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Long-term Line of Credit											$ 30,100,000
Subsequent Event [Member] \| Rental Property Joint Venture Washington DC Three [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Number of Units in Real Estate Property		1,244
Subsequent Event [Member] \| Toll Brothers Realty Trust [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land Sales	$ 193,000,000
Long-term Line of Credit	99,500,000
Subsequent Event [Member] \| Rental Property Joint Venture Washington DC Three [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures		$ 32,900,000
Subsequent Event [Member] \| Rental Property Joint Venture Washington DC Three [Member] \| Co-venturer [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Land Sales		$ 32,900,000
Equity Method Investment, Ownership Percentage		50.00%
Subsequent Event [Member] \| Toll Brothers Realty Trust [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Proceeds from Equity Method Investment, Distribution	$ 27,700,000
Income from unconsolidated entities			$ 27,700,000
Rental Property Joint Venture Woburn MA [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Real Estate Investment Property, at Cost				$ 15,900,000				$ 15,900,000
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage				85.00%
Noncontrolling Interest in Variable Interest Entity				15.00%				15.00%
Variable Interest Entity, Primary Beneficiary [Member] \| Rental Property Joint Venture Woburn MA [Member]
Investments in and Advances to Unconsolidated Entities (Textual) [Abstract]
Variable Interest Entity, Consolidated, Carrying Amount, Assets				$ 18,700,000				$ 18,700,000
Noncontrolling Interest in Variable Interest Entity				$ 2,800,000				$ 2,800,000