EARNINGS PER COMMON SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 Common stock	Sep. 30, 2013 Operating Partnership, as General Partner or Managing Member	Dec. 31, 2012 Operating Partnership, as General Partner or Managing Member	Sep. 30, 2013 Operating Partnership, as General Partner or Managing Member Series A Preferred Stock	Dec. 31, 2012 Operating Partnership, as General Partner or Managing Member Series A Preferred Stock
Schedule of Earnings Per Share, Basic and Diluted [Line Items]
Series A Preferred OP Units (in shares)						224,134	284,097	188	188
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)					25,067
Numerator:
Income from continuing operations	$ 8,858	$ 5,802	$ 26,033	$ 14,812
Less: net income attributable to participating securities	156	118	460	298
Income from continuing operations net of income attributable to participating securities	8,702	5,684	25,573	14,514
Numerator for diluted earnings per Common Share	$ 8,702	$ 5,684	$ 25,573	$ 14,514
Denominator
Weighted average shares for basic earnings per share (in shares)	55,460,000	46,338,000	54,686,000	44,447,000
Effect of dilutive securities:
Employee Restricted Share Units and share options (in shares)	358,000	474,000	406,000	437,000
Denominatior for diluted earnings per share (in shares)	55,818,000	46,812,000	55,092,000	44,884,000
Basic earnings per Common Share from continuing operations attributable to Common Shareholders	$ 0.16	$ 0.12	$ 0.47	$ 0.33
Diluted earnings per Common Share from continuing operations attributable to Common Shareholders	$ 0.16	$ 0.12	$ 0.47	$ 0.33