Note 7 - Commitments and Contingent Liabilities (Details Textual) - USD ($)
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3 Months Ended |
6 Months Ended |
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May 10, 2018 |
May 02, 2018 |
Jan. 12, 2018 |
Dec. 15, 2017 |
Nov. 18, 2017 |
Jun. 01, 2017 |
Oct. 31, 2017 |
Apr. 30, 2018 |
Feb. 16, 2018 |
Feb. 01, 2018 |
Jan. 11, 2018 |
| 8.0% Senior Notes due 2019, 13.5% Senior Notes due 2026 and 5.0% Senior Notes due 2040 [Member] |
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| Debt Instrument, Face Amount |
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$ 185,000,000
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| 8.0% Senior Notes Due 2019 [Member] |
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| Debt Instrument, Face Amount |
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$ 170,200,000
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| Debt Instrument, Interest Rate, Stated Percentage |
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8.00%
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8.00%
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8.00%
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| Thirteen and a Half Percent Senior Notes Due 2026 [Member] |
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| Debt Instrument, Face Amount |
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$ 90,600,000
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| Debt Instrument, Interest Rate, Stated Percentage |
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13.50%
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13.50%
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13.50%
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| Five Percent Senior Notes due 2040 [Member] |
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| Debt Instrument, Face Amount |
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$ 90,100,000
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| Debt Instrument, Interest Rate, Stated Percentage |
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5.00%
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5.00%
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| EPA Case Involving a Housing Redevelopment Project in Newark, New Jersey [Member] | Subsequent Event [Member] |
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| Loss Contingency, Percentage of Plaintiff's Costs for Which Reimbursement is Demanded |
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100.00%
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| Loss Contingency, Damages Sought, Value |
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$ 2,700,000
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| Litigation Case, Extension Period Requested |
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15 days
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| Grandview at Riverwalk Port Imperial Condominium Association Construction Defect Lawsuit [Member] |
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| Loss Contingency, Damages Sought, Value |
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$ 41,300,000
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| Loss Contingency, Damages Awarded, Value |
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$ 9,000,000
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| Litigation Settlement, Amount Awarded to Other Party |
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$ 10,400,000
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| Loss Contingency, Supersedeas Bond |
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$ 11,100,000
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| Grandview at Riverwalk Port Imperial Condominium Association Construction Defect Lawsuit [Member] | Minimum [Member] |
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| Loss Contingency, Estimate of Possible Loss |
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0
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| Grandview at Riverwalk Port Imperial Condominium Association Construction Defect Lawsuit [Member] | Maximum [Member] |
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| Loss Contingency, Estimate of Possible Loss |
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$ 11,100,000
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| Grandview at Riverwalk Port Imperial Condominium Association Construction Defect Lawsuit [Member] | Breach of Warranty and New Jersey Fraud Claims Prior to Statutory Trebling [Member] |
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| Loss Contingency, Damages Awarded, Value |
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$ 3,000,000
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| Grandview at Riverwalk Port Imperial Condominium Association Construction Defect Lawsuit [Member] | Attorney Fees and Costs [Member] |
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| Litigation Settlement, Amount Awarded to Other Party |
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$ 1,400,000
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$ 1,800,000
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| Litigation Settlement, Amount Sought from Other Party |
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$ 4,800,000
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| Construction and Design Defects Lawsuit from Second Condominium Association [Member] | Minimum [Member] |
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| Loss Contingency, Damages Sought, Value |
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$ 69,000,000
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| Construction and Design Defects Lawsuit from Second Condominium Association [Member] | Maximum [Member] |
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| Loss Contingency, Damages Sought, Value |
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$ 79,000,000
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| Class Action Lawsuit Filed by Plaintiff Joseph Hong [Member] | Subsequent Event [Member] |
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| Payments for Legal Settlements |
$ 275,000
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