XML 16 R53.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Fair Value Disclosures (Assets Measured at Fair Value on Nonrecurring Basis) (Details) (Fair Value, Measurements, Nonrecurring, Level 3, USD $) In Thousands, unless otherwise specified | 9 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 31, 2013 | Nov. 30, 2012
Fair Value, Measurements, Nonrecurring | Level 3 |  |  |  |
Assets measured at fair value on a nonrecurring basis |  |  |  |
Post Impairment Fair Value | $ 0 | [1] | $ 39,851 | [1]
[1] | Amounts represent the aggregate fair value for communities or land parcels where we recognized inventory impairment charges during the period, as of the date that the fair value measurements were made. The carrying value for these communities or land parcels may have subsequently increased or decreased from the fair value reflected due to activity that has occurred since the measurement date.

X
- Definition Post impairment fair value. + References No definition available. + Details
Name: | kbh_PostImpairmentFairValue
Namespace Prefix: | kbh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration