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Loans Payable, Senior Notes and Mortgage Company Loan Facility Mortgage Company Loan Facility (Details Textual 5) - USD ($) $ in Thousands |  | 6 Months Ended
--- | --- | ---
Mar. 04, 2021 | Apr. 30, 2021
Line of Credit Facility [Line Items] |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 2,399,208
Warehouse Agreement Borrowings [Member] |  |
Line of Credit Facility [Line Items] |  |
Line of Credit Facility, Current Borrowing Capacity |  | 75,000
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 150,000
Debt Instrument, Maturity Date | Mar. 03, 2022 | Mar. 04, 2021
Debt Instrument, Interest Rate, Effective Percentage |  | 2.50%
London Interbank Offered Rate (LIBOR) [Member] | Warehouse Agreement Borrowings [Member] |  |
Line of Credit Facility [Line Items] |  |
Debt Instrument, Basis Spread on Variable Rate | 1.75% | 1.90%
London Interbank Offered Rate (LIBOR) [Member] | Warehouse Agreement Borrowings [Member] | Interest Rate Floor |  |
Line of Credit Facility [Line Items] |  |
Debt Instrument, Basis Spread on Variable Rate | 0.75% |

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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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