Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Unit of the Operating Partnership (Details)

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Earnings Per Unit of the Operating Partnership (Details) (Tanger Properties Limited Partnership [Member], USD $)
In Thousands, except Share data, unless otherwise specified
 1 Months Ended 3 Months Ended
Jan. 31, 2014
Mar. 31, 2014
Mar. 31, 2013
Tanger Properties Limited Partnership [Member]
      
Schedule of Components of Basic and Diluted Earnings Per Unit [Line Items]      
Number of notional units converted to restricted common units 933,769    
Net income attributable to partners of the Operating Partnership   $ 15,419 $ 16,228
Less allocation of earnings to participating securities   (429) (194)
Net income available to common shareholders/unitholders of Tanger Factory Outlet Centers, Inc../the Operating Partnership   $ 14,990 $ 16,034
Basic weighted average common units (in shares)   98,720,000 97,887,000
Effect of notional units (in shares)   0 805,000
Effect of outstanding options and restricted common units (in shares)   69,000 106,000
Diluted weighted average common units (in shares)   98,789,000 98,798,000
Net income, basic (in dollars per share)   $ 0.15 $ 0.16
Net income, diluted (in dollars per share)   $ 0.15 $ 0.16
Antidilutive securities excluded from computation of earnings per share (in shares)   279,000 0