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EARNINGS PER COMMON SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Schedule of Earnings Per Share, Basic and Diluted [Line Items] |  |  |  |  |  |  |  |  |  |  |
Antidilutive securities excluded from computation of earnings per share, amount |  |  |  |  |  |  |  |  | 25,067 | 25,067 | 25,067
Numerator: |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations | $ 7,576 | $ 8,893 | $ 7,967 | $ 9,590 | $ 8,440 | $ 6,242 | $ 5,612 | $ 3,325 | $ 34,026 | $ 23,619 | $ 18,611
Less: net income attributable to participating securities |  |  |  |  |  |  |  |  | 581 | 458 | 381
Income from continuing operations net of income |  |  |  |  |  |  |  |  | $ 33,445 | $ 23,161 | $ 18,230
Denominator: |  |  |  |  |  |  |  |  |  |  |
Weighted average shares for basic earnings per share |  |  |  |  |  |  |  |  | 54,919,000 | 45,854,000 | 40,697,000
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |
Employee share options |  |  |  |  |  |  |  |  | 38,000 | 40,000 | 18,000
Denominator for diluted earnings per share |  |  |  |  |  |  |  |  | 54,957,000 | 45,894,000 | 40,715,000
Basic earnings per Common Share from continuing operations attributable to Common Shareholders | $ 0.14 | $ 0.16 | $ 0.14 | $ 0.18 | $ 0.17 | $ 0.13 | $ 0.12 | $ 0.08 | $ 0.61 | $ 0.51 | $ 0.45
Diluted earnings per Common Share from continuing operations attributable to Common Shareholders | $ 0.14 | $ 0.16 | $ 0.14 | $ 0.18 | $ 0.17 | $ 0.13 | $ 0.12 | $ 0.08 | $ 0.61 | $ 0.51 | $ 0.45
Series A Preferred Stock [Member] | Acadia Realty, LP [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Earnings Per Share, Basic and Diluted [Line Items] |  |  |  |  |  |  |  |  |  |  |
Series A Preferred OP Units | 188 |  |  |  | 188 |  |  |  | 188 | 188 | 188

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