Document and Entity Information Document - USD ($)	12 Months Ended
	Oct. 31, 2022	Dec. 14, 2022	Apr. 30, 2022
Cover page [Abstract]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Oct. 31, 2022
Document Transition Report	false
Entity File Number	001-09186
Entity Registrant Name	TOLL BROTHERS, INC.
Entity Incorporation, State or Country Code	DE
Entity Address, Address Line One	1140 Virginia Drive
Entity Address, City or Town	Fort Washington
Entity Address, State or Province	PA
Entity Address, Postal Zip Code	19034
City Area Code	215
Local Phone Number	938-8000
Amendment Flag	false
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2022
Current Fiscal Year End Date	--10-31
Entity Central Index Key	0000794170
ICFR Auditor Attestation Flag	true
Entity Common Stock, Shares Outstanding		110,727,000
Entity Public Float			$ 5,322,035,000
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Filer Category	Large Accelerated Filer
Entity Interactive Data Current	Yes
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	Yes
Security Exchange Name	NYSE
Trading Symbol	TOL
Title of 12(b) Security	Common Stock (par value $.01)
Entity Tax Identification Number	23-2416878
Documents Incorporated by Reference	Documents Incorporated by Reference: Portions of the proxy statement of Toll Brothers, Inc. with respect to the 2023 Annual Meeting of Stockholders, scheduled to be held on March 7, 2023, are incorporated by reference into Part III of this report.