Document And Entity Information	6 Months Ended
	Aug. 30, 2014	Oct. 14, 2014
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Aug. 30, 2014
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q2
Entity Registrant Name	Trinity Place Holdings Inc.
Entity Central Index Key	0000724742
Current Fiscal Year End Date	--02-28
Entity Filer Category	Smaller Reporting Company
Trading Symbol	TPHS
Entity Common Stock, Shares Outstanding		20,010,855