Annual report pursuant to Section 13 and 15(d)

Equity-Based Compensation of the Operating Partnership Restricted Unit Activity (Details)

v2.4.0.6
Equity-Based Compensation of the Operating Partnership Restricted Unit Activity (Details) (Tanger Properties Limited Partnership, USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Units
Dec. 31, 2010
Units
Dec. 31, 2009
Tanger Properties Limited Partnership
     
Schedule of Restricted Unit Activity [Line Items]      
Equity Based Compensation Arrangement by Equity-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value $ 7.1 $ 4.7 $ 13.5
Equity Based Compensation Arrangement by Equity-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number 194,934 179,440  
Equity Based Compensation Arrangement by Equity-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value 83.70 71.81  
Equity Based Compensation Arrangement by Equity-based Payment Award, Equity Instruments Other than Options, Grants in Period 82,250    
Equity Based Compensation Arrangement by Equity-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value 101.91    
Equity Based Compensation Arrangement by Equity-based Payment Award, Equity Instruments Other than Options, Vested in Period (60,956)    
Equity Based Compensation Arrangement by Equity-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value 73.84    
Equity Based Compensation Arrangement by Equity-based Payment Award, Equity Instruments Other than Options, Forfeited in Period (5,800)    
Equity Based Compensation Arrangement by Equity-based Payment Award, Equity Instruments Other than Options, Forfeited in Period, Weighted Average Grant Date Fair Value 71.13