Variable Interest Entities (Details) $ in Thousands |
May 31, 2017
USD ($)
joint_venture
|
Nov. 30, 2016
USD ($)
joint_venture
|
|---|---|---|
| Variable Interest Entity [Line Items] | ||
| Number of Investments in Unconsolidated Joint Ventures | joint_venture | 6 | 7 |
| Cash Deposits | $ 31,412 | $ 42,829 |
| Aggregate Purchase Price | 855,916 | 1,073,596 |
| Pre-acquisition costs related to land option contracts and other similar contracts | 26,200 | 56,000 |
| Letters of Credit Outstanding, Amount | 32,400 | 31,000 |
| Increase in inventories and accrued expenses and other liabilities | $ 13,200 | $ 50,500 |
| Variable Interest Entity, Not Primary Beneficiary [Member] | ||
| Variable Interest Entity [Line Items] | ||
| Number of Investments in Unconsolidated Joint Ventures | joint_venture | 1 | 1 |
| Cash Deposits | $ 19,313 | $ 24,910 |
| Aggregate Purchase Price | 522,124 | 641,642 |
| Non-VIE Other land option contracts and other similar contracts [Member] | ||
| Variable Interest Entity [Line Items] | ||
| Cash Deposits | 12,099 | 17,919 |
| Aggregate Purchase Price | $ 333,792 | $ 431,954 |