Quarterly report pursuant to Section 13 or 15(d)

Share-based Compensation of the Company Options Outstanding by Exercise Price (Details)

 v2.3.0.11
Share-based Compensation of the Company Options Outstanding by Exercise Price (Details) (USD $)
6 Months Ended 3 Months Ended
Jun. 30, 2011
Tanger Factory Outlet Centers, Inc
years
Jun. 30, 2011
Tanger Factory Outlet Centers, Inc
Member One Exercise Price [Member]
years
Jun. 30, 2011
Tanger Factory Outlet Centers, Inc
Member Two Exercise Price [Member]
years
Jun. 30, 2011
Tanger Factory Outlet Centers, Inc
Member Three Exercise Price [Member]
years
Jun. 30, 2011
Tanger Factory Outlet Centers, Inc
Member Four Exercise Price [Member]
years
Mar. 31, 2011
Member Four Exercise Price [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]            
Grant Date Exercise Price   $ 9.69 $ 9.7075 $ 11.8125 $ 26.06  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options 300,700 10,000 93,700 12,000 185,000  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price, Beginning Balance $ 19.85 $ 9.69 $ 9.71 $ 11.81 $ 26.06  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term 7.05 2.83 2.83 3.34 9.66  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options 115,700 10,000 93,700 12,000 0  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price $ 9.92 $ 9.69 $ 9.71 $ 11.81 $ 0.00  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate           3.00%
Share-based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Forfeiture Rate Used, Minimum           3.00%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Forfeiture Rate Used, Maximum           20.00%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate           32.80%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate           2.90%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term           7