Share-based Compensation of the Company (Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
6 Months Ended | 6 Months Ended | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2013
Restricted Shares [Member]
|
Feb. 28, 2013
Performance Shares [Member]
|
Feb. 28, 2013
Peer Group Share Appreciation [Member]
Performance Shares [Member]
|
Feb. 28, 2013
Peer Group Share Appreciation [Member]
Performance Shares [Member]
Minimum [Member]
|
Feb. 28, 2013
Peer Group Share Appreciation [Member]
Performance Shares [Member]
Median [Member]
|
Feb. 28, 2013
Peer Group Share Appreciation [Member]
Performance Shares [Member]
Maximum [Member]
|
Feb. 28, 2013
Company Share Appreciation [Member]
Performance Shares [Member]
|
Feb. 28, 2013
Company Share Appreciation [Member]
Performance Shares [Member]
Minimum [Member]
|
Feb. 28, 2013
Company Share Appreciation [Member]
Performance Shares [Member]
Median [Member]
|
Feb. 28, 2013
Company Share Appreciation [Member]
Performance Shares [Member]
Maximum [Member]
|
Feb. 28, 2013
January 4, 2016 [Member]
Performance Shares [Member]
|
Feb. 28, 2013
January 3, 2017 [Member]
Performance Shares [Member]
|
Jun. 30, 2013
Tanger Factory Outlet Centers, Inc [Member]
|
Jun. 30, 2013
Tanger Factory Outlet Centers, Inc [Member]
Restricted Shares [Member]
|
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||||||
Restricted shares, granted | 349,373 | 349,373 | ||||||||||||
Share-based Payment Award, Equity Instruments, Other Than Options, Grant Date Fair Value Range, Lower Limit | $ 28.84 | |||||||||||||
Share-based Payment Award, Equity Instruements Other Than Options, Grant Date Fair Value Range, Upper Limit | $ 36.05 | |||||||||||||
Maximum amount of conversion of restricted common shares | 315,150 | |||||||||||||
Award measurement period | 3 years | |||||||||||||
Maximum potential share-based compensation | $ 13.25 | |||||||||||||
Vesting percentage | 50.00% | 50.00% | ||||||||||||
Percent of total shares available to be awarded | 30.00% | 70.00% | ||||||||||||
Number of shares available for grant | 94,545 | 220,605 | ||||||||||||
Percent of shares earned if threshold met | 33.33% | 66.67% | 100.00% | 33.33% | 66.67% | 100.00% | ||||||||
Number of shares earned if threshold met | 31,515 | 63,030 | 94,545 | 73,535 | 147,070 | 220,605 | ||||||||
Threshold percentage for performance target | 35.00% | 50.00% | 60.00% | 70.00% | 25.00% | 30.00% | 35.00% | |||||||
Total unrecognized compensation cost related to unvested share-based compensation arrangements | $ 33.8 | |||||||||||||
Weighted-average period unrecognized cost is to be recognized | 3 years 4 months 1 day |