Annual report pursuant to Section 13 and 15(d)

Equity-Based Compensation - Option Activity (Details)

v2.4.1.9
Equity-Based Compensation - Option Activity (Details) (Tanger Factory Outlet Centers, Inc [Member], USD $)
In Thousands, except Share data, unless otherwise specified
1 Months Ended 3 Months Ended 12 Months Ended
Feb. 28, 2014
Mar. 31, 2014
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Tanger Factory Outlet Centers, Inc [Member]
         
Shares          
Beginning balance   166,300us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
166,300us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Granted 282,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
  282,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Exercised     (47,000)us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
(44,500)us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
(37,700)us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
Forfeited     (31,300)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Ending balance     370,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
166,300us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
 
Weighted-average exercise price          
Beginning balance (in dollars per share)   $ 24.13us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
$ 24.13us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Granted (in dollars per share)   $ 32.02us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
$ 32.02us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Exercised (in dollars per share)     $ 19.22us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Forfeited (in dollars per share)     $ 31.11us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Ending balance (in dollars per share)     $ 30.20us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
$ 24.13us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
 
Weighted-average remaining contractual life in years, outstanding     8 years 1 month 15 days    
Aggregate intrinsic value, outstanding     $ 2,759us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Vested and Expected to Vest          
Vested and Expected to Vest, Shares     291,661us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Vested and Expected to Vest, Weighted-average exercise price (in dollars per share)     $ 30.07us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Vested and Expected to Vest, Weighted-average remaining contractual life in years     8 years 0 months 17 days    
Vested and Expected to Vest, Aggregate intrinsic value     2,212us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Exercisable          
Exercisable, Shares     52,600us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Exercisable, Weighted-average exercise price (in dollars per share)     $ 26.06us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Exercisable, Weighted-average remaining contractual life in years     6 years 0 months 9 days    
Exercisable, Aggregate intrinsic value     $ 610us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember