Quarterly report pursuant to Section 13 or 15(d)

Debt of the Operating Partnership (Narrative) (Details)

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Debt of the Operating Partnership (Narrative) (Details) - USD ($)
3 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Dec. 31, 2011
Tanger Properties Limited Partnership [Member] | Mortgages [Member]      
Debt Instrument [Line Items]      
Collateral for mortgages payable $ 323,100,000    
Tanger Properties Limited Partnership [Member] | Mortgages [Member] | Atlantic City Outlets The Walk [Member]      
Debt Instrument [Line Items]      
Effective interest rates     5.05%
Tanger Properties Limited Partnership [Member] | Line of Credit [Member]      
Debt Instrument [Line Items]      
Line of Credit Facility, Liquidity Line, Maximum Borrowings, Included in Total Line of Credit Maximum Borrowings 20,000,000    
Line of Credit Facility, Syndicated Line, Maximum Borrowings, Included in Total Line of Credit Maximum Borrowings 500,000,000    
Line of Credit Facility, Syndicated Line, Potential Maximum Borrowings if Accordion Feature is Utilized 1,000,000,000    
Letters of Credit $ 6,300,000    
Line of Credit, Dividend Restrictions, Percentage of Funds From Operations Allowed on a Cumulative Basis 95.00%    
Minimum [Member]      
Debt Instrument [Line Items]      
Percent of guaranty of completion and principal guaranty 5.00%    
Maximum [Member]      
Debt Instrument [Line Items]      
Percent of guaranty of completion and principal guaranty 100.00%    
Debt [Member] | Tanger Properties Limited Partnership [Member] | Line of Credit [Member]      
Debt Instrument [Line Items]      
Line of credit, Maximum borrowing capacity $ 520,000,000    
Debt [Member] | Tanger Factory Outlet Centers, Inc [Member] | Mortgages [Member]      
Debt Instrument [Line Items]      
Guarantor obligation 28,000,000    
Debt [Member] | Tanger Factory Outlet Centers, Inc [Member] | Line of Credit [Member]      
Debt Instrument [Line Items]      
Guarantor obligation $ 72,350,000 $ 61,000,000