EPS (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Earnings Per Share [Abstract]
Net income attributable to common stockholders	$ 2,030	$ 33,966	$ 28,953	$ 62,667
Allocation to participating securities: Unvested LTIP Units	(206)	(139)	(413)	(265)
Net income attributable to common stockholders - basic and diluted	$ 1,824	$ 33,827	$ 28,540	$ 62,402
Weighted average shares of common stock outstanding - basic and diluted (in shares)	175,375,000	172,498,000	175,374,000	171,366,000
Net income per common share – basic and diluted (usd per share)	$ 0.01	$ 0.20	$ 0.16	$ 0.36
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of shares of common stock issued upon exchange of one OP unit or one vested LTIP unit (in shares)			1	1
OP Units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities excluded from the computation of weighted average diluted shares (in shares)	28,293,000	26,283,000	28,294,000	26,311,000
Vested LTIP Units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities excluded from the computation of weighted average diluted shares (in shares)	808,000	1,830,000	803,000	1,830,000