|
Fair Value Disclosures (Level 4 inventory fv) (Details 4) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|
|
Jan. 31, 2014
|
Oct. 31, 2013
|
Jul. 31, 2013
|
Apr. 30, 2013
|
Jan. 31, 2013
|
Oct. 31, 2013
|
|
| Statement of Inventory [Line Items] | ||||||
| Number of Operating Communities Tested | 67 | 63 | 76 | 79 | 60 | |
| Number of Communities Impaired | 1 | 2 | 1 | 1 | 2 | |
| Fair Value of the Impaired Inventory | $ 7,131 | $ 6,798 | $ 191 | $ 749 | $ 5,377 | |
| Inventory Write-down | 1,982 | 709 | ||||
|
Operating communities [Member]
|
||||||
| Statement of Inventory [Line Items] | ||||||
| Inventory Write-down | $ 1,300 | $ 2,200 | $ 100 | $ 340 | $ 700 | $ 3,340 |