Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash Flows From Operating Activities:
Consolidated net income	$ 173,006	$ 162,403
Adjustments to reconcile Consolidated net income to Net cash provided by operating activities:
Depreciation	97,729	91,781
Amortization of in-place leases	5,069	2,128
Amortization of loan costs	2,675	2,676
Debt premium amortization	(1,061)	(1,664)
Equity in income of unconsolidated joint ventures	(3,596)	(2,876)
Distributions of income from unconsolidated joint ventures	2,869	2,071
Proceeds from insurance claims, net	(3,353)	(134)
Compensation expenses related to restricted stock and stock options	7,287	6,813
Revenue recognized from right-to-use contract upfront payments	(5,780)	(7,440)
Commission expense recognized related to right-to-use contracts	2,715	3,327
Long-term incentive plan compensation	819	1,011
Provision for (recovery of) uncollectible rents receivable	412	(52)
Changes in assets and liabilities:
Notes receivable activity, net	280	(337)
Deferred commission expense	(3,424)	(3,560)
Escrow deposits, goodwill and other assets	17,910	21,822
Rents and other customer payments received in advance and security deposits	13,858	16,752
Rents received in advance and security deposits	665	(3,305)
Net cash provided by operating activities	321,142	303,322
Cash Flows From Investing Activities:
Real estate acquisitions, net	(131,804)	(2,163)
Investment in unconsolidated joint ventures	(3,914)	(33,479)
Distributions of capital from unconsolidated joint ventures	168	640
Proceeds from insurance claims	6,615	1,547
Repayments of notes receivable	21,618	7,643
Issuance of notes receivable	(8,716)	(22,297)
Capital improvements	(128,436)	(87,877)
Net cash used in investing activities	(244,469)	(135,986)
Cash Flows From Financing Activities:
Proceeds from stock options and employee stock purchase plan	1,610	1,615
Gross proceeds from sale of Common Stock	78,755	42,037
Distributions:
Common Stockholders	(140,850)	(121,114)
Common OP Unitholders	(9,250)	(8,786)
Perpetual Preferred Stockholders	(8)	(6,910)
Principal payments and mortgage debt payoff	(36,308)	(60,392)
New mortgage notes payable financing proceeds	64,014	146,000
Line of Credit payoff	(174,000)	0
Line of Credit proceeds	224,000	0
Redemption of preferred stock	0	(136,144)
Debt issuance and defeasance costs	(1,878)	(1,864)
Other	(1,433)	(723)
Net cash provided by (used in) financing activities	4,652	(146,281)
Net increase in Cash and restricted cash	81,325	21,055
Cash and restricted cash, beginning of period	31,085	56,340
Cash and restricted cash, end of period	112,410	77,395
Supplemental Information:
Cash paid during the period for interest	76,881	76,713
Building and other depreciable property – reclassification of rental homes	29,170	25,852
Escrow deposits and other assets – reclassification of rental homes	(29,170)	(25,852)
Real estate acquisitions:
Investment in real estate, fair value	(150,926)	(7,985)
Investment in real estate, cost	0	(110)
Escrow deposits and other assets	(9)	0
Debt assumed	9,200	5,900
Debt financed	8,786	0
Accrued expenses and accounts payable	1,066	32
Rents and other customer payments received in advance and security deposits	79	0
Real estate acquisitions, net	(131,804)	(2,163)
Right-to-use contract upfront payments, deferred, net
Changes in assets and liabilities:
Deferred revenue	11,969	11,210
Right-to-use annual payments
Changes in assets and liabilities:
Deferred revenue	$ 1,093	$ 696