CONSOLIDATED STATEMENT OF EQUITY - 9 months ended Sep. 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	159,604	$ 0	159,604	0	0	0
Issuance of common stock, net of issuance costs (in shares)		3,450,000
Repurchase of common shares	(1,142)	$ 0	(1,142)	0	0	0
Repurchase of common shares (in shares)		(22,348)
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)		(1,848)
Stock-based compensation	2,171	$ 0	2,171	0	0	0
Dividends and distributions declared for the period	(52,071)	0	0	(51,515)	0	(556)
Other comprehensive income (loss) - change in fair value of interest rate swaps	3,166	0	0	0	3,131	35
Net income	45,460	0	0	44,961	0	499
Balance at Sep. 30, 2018	$ 1,068,378	$ 3	$ 1,096,679	$ (35,317)	$ 4,506	$ 2,507
Balance (in shares) at Sep. 30, 2018		34,481,545