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Note 10 - Mortgage and Notes Payable (Details Textual) - USD ($) $ in Thousands | 1 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2013 | Apr. 30, 2016 | Oct. 31, 2015 | Nov. 05, 2014
Nonrecourse Mortgages [Member] | Mortgages [Member] | Corporate, Non-Segment [Member] |  |  |  |  |
Debt, Weighted Average Interest Rate |  | 8.80% | 8.80% |  |
Secured Debt |  | $ 14,900 | $ 15,500 |  |
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months |  | 600 |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Two |  | 1,300 |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Three |  | 1,400 |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Four |  | 1,500 |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Five |  | 1,700 |  |  |
Long-term Debt, Maturities, Repayments of Principal after Year Five |  | $ 8,400 |  |  |
Nonrecourse Mortgages [Member] | Mortgages [Member] | Homebuilding [Member] |  |  |  |  |
Debt, Weighted Average Interest Rate |  | 4.60% | 5.10% |  |
Secured Debt |  | $ 125,100 | $ 143,900 |  |
Debt Instrument, Collateral Amount |  | $ 330,900 | 388,100 |  |
8.0% Senior Notes Due 2019 [Member] |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 8.00% |  |  | 8.00%
The 7.25% 2020 Notes and 9.125% 2020 Notes [Member] | Senior Secured Notes [Member] | Letter of Credit [Member] | Restricted Cash [Member] |  |  |  |  |
Cash Collateral for Borrowed Securities |  | $ 2,300 | 2,600 |  |
The 7.25% 2020 Notes and 9.125% 2020 Notes [Member] | Senior Secured Notes [Member] |  |  |  |  |
Debt Instrument, Collateral Amount |  | 685,100 |  |  |
Cash Collateral for Borrowed Securities |  | $ 106,400 |  |  |
Credit Suisse Master Repurchase Agreement [Member] | Minimum [Member] |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.25% |  |  |
Credit Suisse Master Repurchase Agreement [Member] | Maximum [Member] |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.50% |  |  |
Credit Suisse Master Repurchase Agreement [Member] |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 50,000 |  |  |
Warehouse Agreement Borrowings |  | $ 27,600 | 30,100 |  |
Debt Instrument Variable Rate Basis Effective Rate |  | 0.85% |  |  |
Comerica Master Repurchase Agreement [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.50% |  |  |
Debt Instrument Variable Rate Basis Floor Rate |  | 0.25% |  |  |
Comerica Master Repurchase Agreement [Member] |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 35,000 |  |  |
Warehouse Agreement Borrowings |  | $ 25,500 | 18,600 |  |
Citi Bank [Member] | Revolving Credit Facility [Member] |  |  |  |  |
Debt Instrument, Term | 5 years |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 75,000 |  |  |  |
Debt Instrument Basis Spread on Variable Rate Number of Business Days Prior to First Day of Interest Period Spread Determined |  | 2 days |  |  |
Long-term Line of Credit |  | $ 50,000 | 47,000 |  |
Letters of Credit Outstanding, Amount |  | $ 22,400 | 25,900 |  |
JP Morgan Chase Bank [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.50% |  |  |
JP Morgan Chase Bank [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.63% |  |  |
JP Morgan Chase Bank [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |
Debt Instrument Variable Rate Basis Adjusted London Interbank Offered Rate LIBOR |  | 0.44% |  |  |
JP Morgan Chase Bank [Member] |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 50,000 |  |  |
Warehouse Agreement Borrowings |  | $ 31,900 | 30,500 |  |
Customers Bank [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.50% |  |  |
Customers Bank [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 5.25% |  |  |
Customers Bank [Member] |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 25,000 |  |  |
Warehouse Agreement Borrowings |  | 24,100 | 29,700 |  |
Letter of Credit [Member] |  |  |  |  |
Letters of Credit Outstanding, Amount |  | 2,200 | 2,600 |  |
Long-term Line of Credit |  | $ 50,000 | $ 47,000 | [1] |
[1] | Derived from the audited balance sheet as of October 31, 2015.

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