Consolidated Balance Sheets - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Investment in real estate:
Land	$ 1,408,832,000	$ 1,221,375,000
Land improvements	3,143,745,000	3,045,221,000
Buildings and other depreciable property	720,900,000	649,217,000
Investment in real estate	5,273,477,000	4,915,813,000
Accumulated depreciation	(1,631,888,000)	(1,516,694,000)
Net investment in real estate	3,641,589,000	3,399,119,000
Cash and restricted cash	65,974,000	35,631,000
Notes receivable, net	35,041,000	49,477,000
Investment in unconsolidated joint ventures	57,755,000	53,080,000
Deferred commission expense	40,308,000	31,443,000
Other assets, net	49,227,000	41,282,000
Assets held for sale, net	35,914,000	0
Total Assets	3,925,808,000	3,610,032,000
Liabilities:
Mortgage notes payable, net	2,149,726,000	1,971,715,000
Term loan, net	198,626,000	198,302,000
Unsecured line of credit	0	30,000,000
Accrued expenses and accounts payable	102,854,000	80,744,000
Deferred revenue-upfront payment from right-to-use contracts	116,363,000	85,596,000
Accrued interest payable	8,759,000	8,387,000
Rents and other customer payments received in advance and security deposits	81,114,000	79,267,000
Distributions payable	52,617,000	46,047,000
Liabilities related to assets held for sale	12,350,000	0
Total Liabilities	2,732,464,000	2,509,990,000
Stockholders' Equity:
Preferred stock	0	0
Common stock	896,000	883,000
Paid-in capital	1,329,391,000	1,242,109,000
Distributions in excess of accumulated earnings	(211,034,000)	(211,980,000)
Accumulated other comprehensive income	2,299,000	942,000
Total Stockholders' Equity	1,121,552,000	1,031,954,000
Non-controlling interests – Common OP Units	71,792,000	68,088,000
Total Equity	1,193,344,000	1,100,042,000
Total Liabilities and Equity	3,925,808,000	3,610,032,000
Right-to-use contract upfront payments, deferred, net
Liabilities:
Deferred revenue-upfront payment from right-to-use contracts	116,363,000	85,596,000
Right-to-use annual payments
Liabilities:
Deferred revenue-upfront payment from right-to-use contracts	$ 10,055,000	$ 9,932,000