Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Assets
Real estate investments, net of accumulated depreciation of $989,480 and $883,174 at September 30, 2019 and December 31, 2018, respectively	$ 5,569,310	$ 5,024,057
Land held for development	28,080	34,177
Property under development	31,825	287,546
Operating Lease, Right-of-Use Asset	219,459	0
Mortgage notes and related accrued interest receivable	413,695	517,467
Investment in direct financing leases, net	20,727	20,558
Investment in joint ventures	35,222	34,486
Cash and cash equivalents	115,839	5,872
Restricted cash	5,929	12,635
Accounts receivable, net	99,190	98,369
Other assets	94,014	96,223
Total assets	6,633,290	6,131,390
Liabilities:
Accounts payable and accrued liabilities	121,351	168,463
Operating Lease, Liability	244,358	0
Dividends Payable, Current	29,340	26,765
Preferred dividends payable	6,034	6,034
Unearned rents and interest	89,797	79,051
Debt	3,101,611	2,986,054
Total liabilities	3,592,491	3,266,367
Equity:
Common Shares, $.01 par value; 100,000,000 shares authorized; and 81,365,094 and 77,226,443 shares issued at September 30, 2019 and December 31, 2018, respectively	813	772
Preferred shares, $.01 par value; 25,000,000 shares authorized:
Additional paid-in-capital	3,814,465	3,504,494
Treasury shares at cost: 3,125,569 and 2,878,587 common shares at September 30, 2019 and December 31, 2018, respectively	(147,435)	(130,728)
Accumulated other comprehensive income	4,659	12,085
Distributions in excess of net income	631,851	521,748
Total equity	3,040,799	2,865,023
Total liabilities and equity	6,633,290	6,131,390
Series C Preferred Shares [Member]
Preferred shares, $.01 par value; 25,000,000 shares authorized:
Preferred shares	54	54
Series E Preferred Shares [Member]
Preferred shares, $.01 par value; 25,000,000 shares authorized:
Preferred shares	34	34
Series G Preferred Stock [Member]
Preferred shares, $.01 par value; 25,000,000 shares authorized:
Preferred shares	$ 60	$ 60