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COMMITMENTS (Details Textual) (USD $)
12 Months Ended 1 Months Ended
Feb. 28, 2015
Mar. 01, 2014
Feb. 28, 2015
Operating Leases, Rent Expense $ 16,400,000us-gaap_LeaseAndRentalExpense $ 37,300,000us-gaap_LeaseAndRentalExpense  
Fifth Avenue, New York [Member]      
Operating Leases, Rent Expense     10,000us-gaap_LeaseAndRentalExpense
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= tphs_FifthAvenueNewYorkMember
Operating Leases, Future Minimum Payments, Due in Two Years $ 800,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= tphs_FifthAvenueNewYorkMember
  $ 800,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= tphs_FifthAvenueNewYorkMember