CONSOLIDATED STATEMENT OF EQUITY - 6 months ended Jun. 30, 2018 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Dividends in excess of net income [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Non-Controlling Interest [Member]
Balance at Dec. 31, 2017	$ 911,190	$ 3	$ 936,046	$ (28,763)	$ 1,375	$ 2,529
Balance (in shares) at Dec. 31, 2017		31,004,900
Issuance of common stock, net of issuance costs	(432)	$ 0	(432)	0	0	0
Issuance of common stock, net of issuance costs (in shares)		0
Repurchase of common shares	(1,074)	$ 0	(1,074)	0	0	0
Repurchase of common shares (in shares)		(22,071)
Issuance of restricted stock under the Omnibus Incentive Plan	0	$ 0	0	0	0	0
Issuance of restricted stock under the Omnibus Incentive Plan (in shares)		50,841
Forfeiture of restricted stock	0	$ 0	0	0	0	0
Forfeiture of restricted stock (in shares)		(411)
Vesting of restricted stock	1,288	$ 0	1,288	0	0	0
Dividends and distributions declared for the period	(33,264)	0	0	(32,896)	0	(368)
Other comprehensive income (loss) - change in fair value of interest rate swaps	2,712	0	0	0	2,682	30
Net income	29,704	0	0	29,375	0	329
Balance at Jun. 30, 2018	$ 910,124	$ 3	$ 935,828	$ (32,284)	$ 4,057	$ 2,520
Balance (in shares) at Jun. 30, 2018		31,033,259