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Stockholders' Equity Stock Repurchase Program (Details) (2014 Program [Member], USD $)
In Millions, unless otherwise specified
Mar. 21, 2014
2014 Program [Member]
  
Share Repurchase [Line Items]  
Stock Repurchase Program, Authorized Amount $ 300.0us-gaap_StockRepurchaseProgramAuthorizedAmount1
/ us-gaap_ShareRepurchaseProgramAxis
= tif_A2014ProgramMember