Represents the percentage of the plaintiff's costs that the plaintiff demands the defendant to pay.

No definition available.

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- Definition

Amount of supersedeas bond that was posted in order to delay payment of a judgment until after the appeal.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-Paragraph 1
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- Definition

Amount awarded to other party in judgment or settlement of litigation.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of damages awarded to the plaintiff in the legal matter.

+ References

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-Publisher FASB
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-Topic 450
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Balance Type:	debit
Period Type:	duration

- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 45
-Paragraph 25
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Balance Type:	credit
Period Type:	duration

- Details

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Note 7 - Commitments and Contingent Liabilities (Details Textual) - USD ($)						9 Months Ended
	May 10, 2018	May 02, 2018	Jan. 12, 2018	Dec. 15, 2017	Jun. 01, 2017	Jul. 31, 2018	Feb. 16, 2018	Feb. 01, 2018	Jan. 11, 2018
8.0% Senior Notes due 2019, 13.5% Senior Notes due 2026 and 5.0% Senior Notes due 2040 [Member]
Debt Instrument, Face Amount									$ 185,000,000
8.0% Senior Notes Due 2019 [Member]
Debt Instrument, Face Amount						$ 26,000,000		$ 170,200,000
Debt Instrument, Interest Rate, Stated Percentage						8.00%		8.00%	8.00%
Thirteen and a Half Percent Senior Notes Due 2026 [Member]
Debt Instrument, Face Amount								$ 90,600,000
Debt Instrument, Interest Rate, Stated Percentage								13.50%	13.50%
Five Percent Senior Notes due 2040 [Member]
Debt Instrument, Face Amount								$ 90,100,000
Debt Instrument, Interest Rate, Stated Percentage								5.00%	5.00%
EPA Case Involving a Housing Redevelopment Project in Newark, New Jersey [Member]
Loss Contingency, Percentage of Plaintiff's Costs for Which Reimbursement is Demanded		100.00%
Loss Contingency, Damages Sought, Value		$ 2,700,000
Grandview at Riverwalk Port Imperial Condominium Association Construction Defect Lawsuit [Member]
Loss Contingency, Damages Sought, Value						$ 41,300,000
Loss Contingency, Damages Awarded, Value					$ 9,000,000
Litigation Settlement, Amount Awarded to Other Party			$ 10,400,000
Loss Contingency, Supersedeas Bond							$ 11,100,000
Grandview at Riverwalk Port Imperial Condominium Association Construction Defect Lawsuit [Member] \| Breach of Warranty and New Jersey Fraud Claims Prior to Statutory Trebling [Member]
Loss Contingency, Damages Awarded, Value					$ 3,000,000
Grandview at Riverwalk Port Imperial Condominium Association Construction Defect Lawsuit [Member] \| Attorney Fees and Costs [Member]
Litigation Settlement, Amount Awarded to Other Party				$ 1,400,000
Class Action Lawsuit Filed by Plaintiff Joseph Hong [Member]
Payments for Legal Settlements	$ 275,000
Great Notch Condominium Claims[Member]
Loss Contingency, Damages Sought, Value						$ 119,500,000