CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities:
Net income	$ 31,272	$ 39,789
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation	71,223	53,707
Amortization of deferred financing fees and debt discounts and premiums	1,356	1,650
Straight line rental income	(4,561)	(3,509)
Amortization of acquired real estate leases and other intangible assets	(1,254)	(1,198)
Loss on early extinguishment of debt	6	1,409
Impairment of assets	7,390
Other non-cash adjustments	(985)	(105)
Equity in earnings of an investee	(77)	(72)
Change in assets and liabilities:
Restricted cash	(698)	2,860
Other assets	664	(7,751)
Accrued interest	16,654	11,938
Other liabilities	1,821	6,828
Cash provided by operating activities	122,811	105,546
Cash flows from investing activities:
Real estate acquisitions and deposits	(23,651)	(509,045)
Real estate improvements	(23,173)	(12,339)
Proceeds from sale of properties	644	250
Cash used for investing activities	(46,180)	(521,134)
Cash flows from financing activities:
Proceeds from issuance of common shares, net		659,750
Proceeds from issuance of senior unsecured notes	250,000
Proceeds from borrowings on revolving credit facility	98,000	515,000
Repayments of borrowings on revolving credit facility	(312,000)	(595,000)
Repayment of other debt	(9,957)	(32,440)
Loss on early extinguishment of debt settled in cash		(1,409)
Payment of debt issuance costs	(8,517)	(583)
Distributions to shareholders	(92,614)	(79,530)
Cash (used for) provided by financing activities	(75,088)	465,788
Increase in cash and cash equivalents	1,543	50,200
Cash and cash equivalents at beginning of period	37,656	27,594
Cash and cash equivalents at end of period	39,199	77,794
Supplemental cash flow information:
Interest paid	$ 21,269	22,354
Non-cash investing activities:
Acquisitions funded by assumed debt		(29,955)
Non-cash financing activities:
Assumption of mortgage notes payable		29,955
Issuance of common shares		$ 808