Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Income of the Operating Partnership (Details)

v2.4.0.6
Accumulated Other Comprehensive Income of the Operating Partnership (Details) (Tanger Properties Limited Partnership [Member], USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance, December 31, 2012 $ 1,107    
Other comprehensive income before reclassifications 68    
Amounts reclassified from accumulated other comprehensive income (90)    
Net increase (decrease) in other comprehensive income (22) (92) (356)
Balance, March 31, 2013 1,085   1,107
Accumulated Translation Adjustment [Member]
      
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance, December 31, 2012 (5)    
Other comprehensive income before reclassifications 68    
Amounts reclassified from accumulated other comprehensive income 0    
Net increase (decrease) in other comprehensive income 68    
Balance, March 31, 2013 63    
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
      
Accumulated Other Comprehensive Income (Loss) [Roll Forward]      
Balance, December 31, 2012 1,112 [1]    
Other comprehensive income before reclassifications 0 [1]    
Amounts reclassified from accumulated other comprehensive income (90) [1]    
Net increase (decrease) in other comprehensive income (90) [1]    
Balance, March 31, 2013 $ 1,022 [1]    
6.15% Senior Notes [Member] | Senior Notes [Member]
      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Debt Instrument, Interest Rate, Stated Percentage 6.15%   6.15%
[1] (1)Represents remaining amount of gain recorded to other comprehensive income in 2005 as a result of the settlement of a US Treasury index rate lock agreement. This agreement was unwound in the fourth quarter of 2005. The gain was recorded in other comprehensive income and is being amortized into earnings through interest expense using the effective interest method over a 10 year period that coincides with the interest payments associated with the 6.15% senior unsecured notes due in 2015.