v3.26.1
Cover
6 Months Ended
May 31, 2026
shares
Cover [Abstract]  
Document Type 10-Q
Document Quarterly Report true
Document Period End Date May 31, 2026
Document Transition Report false
Entity File Number 001-09195
Entity Registrant Name KB HOME
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 95-3666267
Entity Address, Address Line One 10990 Wilshire Boulevard
Entity Address, City or Town Los Angeles
Entity Address, State or Province CA
Entity Address, Postal Zip Code 90024
City Area Code 310
Local Phone Number 231-4000
Title of 12(b) Security Common Stock (par value $1.00 per share)
Trading Symbol KBH
Security Exchange Name NYSE
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Large Accelerated Filer
Entity Small Business false
Entity Emerging Growth Company false
Entity Shell Company false
Entity Common Stock Shares Outstanding 61,309,728
Entity Central Index Key 0000795266
Amendment Flag false
Current Fiscal Year End Date --11-30
Document Fiscal Year Focus 2026
Document Fiscal Period Focus Q2