Document and Entity Information	3 Months Ended
	Jan. 31, 2013	Mar. 04, 2013
Document and Entity Information [Abstract]
Entity Registrant Name	TOLL BROTHERS INC
Entity Central Index Key	0000794170
Current Fiscal Year End Date	--10-31
Entity Filer Category	Large Accelerated Filer
Document Type	10-Q
Document Period End Date	Jan. 31, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q1
Amendment Flag	true
Amendment Description	Toll Brothers, Inc. (the “Company”) is filing this Amendment No.1 on Form 10-Q/A (the “Form 10-Q/A”) to its Quarterly Report on Form 10-Q for the three months ended January 31, 2013, filed with the Securities and Exchange Commission on March 7, 2013 (the “Original Filing”), for the purpose of revising Note 17 - Supplemental Guarantor Information (the “Guarantor Footnote") contained in Part I, Item 1 as described below, making related updates to Part I, Item 4 to address the impact of the revised financial statements and footnotes on the Chief Executive Officer and Chief Financial Officer's original conclusions regarding the effectiveness of the Company's disclosure controls and procedures and internal control over financial reporting, and to make corresponding amendments to the Interactive Data File included in the Original Filing as Exhibit 101. Part II of the Original Filing has also been amended to contain currently dated certifications, as required by Rule 12b-15 under the Securities Exchange Act of 1934, as amended.
Entity Common Stock, Shares Outstanding		169,162,000