Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash Flows From Operating Activities:
Consolidated net income	$ 144,751	$ 110,745
Adjustments to reconcile consolidated net income to net cash provided by operating activities:
Early debt retirement	0	16,922
Depreciation	88,043	85,674
Amortization of in-place leases	2,139	1,950
Amortization of loan costs	2,930	3,164
Debt premium amortization	(2,633)	(2,983)
Equity in income of unconsolidated joint ventures	(2,142)	(3,606)
Distributions of income from unconsolidated joint ventures	1,417	3,331
Amortization of stock-related compensation	6,796	6,268
Revenue recognized from right-to-use contract upfront payments	(6,863)	(6,335)
Commission expense recognized related to right-to-use contracts	3,071	2,629
Long term incentive plan compensation	(3,390)	955
Recovery of uncollectible rents receivable	(548)	(374)
Changes in assets and liabilities:
Notes receivable activity, net	349	21
Deferred commission expense	(3,641)	(4,821)
Escrow deposits, goodwill and other assets	22,516	34,494
Accrued expenses and accounts payable	15,392	26,308
Deferred revenue – upfront payments from right-to-use contracts	9,290	10,264
Deferred revenue – right-to-use annual payments	700	1,070
Rents received in advance and security deposits	(3,595)	1,543
Net cash provided by operating activities	274,582	287,219
Cash Flows From Investing Activities:
Real estate acquisition	(78,203)	(23,687)
Investment in unconsolidated joint ventures	(5,000)	(4,000)
Distributions of capital from unconsolidated joint ventures	4,094	80
Repayments of notes receivable	7,788	7,896
Issuance of notes receivable	(7,436)	(7,711)
Capital improvements	(87,316)	(67,838)
Net cash used in investing activities	(166,073)	(95,260)
Cash Flows From Financing Activities:
Proceeds from stock options and employee stock purchase plan	5,833	4,625
Gross proceeds from sale of Common Stock	50,000	0
Distributions:
Common Stockholders	(103,803)	(90,466)
Common OP Unitholders	(8,828)	(7,767)
Preferred Stockholders	(6,910)	(6,910)
Principal payments and mortgage debt payoff	(109,256)	(446,661)
New mortgage notes payable financing proceeds	54,450	395,323
Debt issuance and defeasance costs	(617)	(23,998)
Other	(824)	(424)
Net cash used in financing activities	(119,955)	(176,278)
Net (decrease) increase in cash and cash equivalents	(11,446)	15,681
Cash, beginning of period	80,258	73,714
Cash, end of period	68,812	89,395
Supplemental Information:
Cash paid during the period for interest	79,762	80,575
Capital improvements – used homes acquired by repossessions	485	597
Net repayments of notes receivable – used homes acquired by repossessions	(485)	(597)
Building and other depreciable property – reclassification of rental homes	26,070	21,105
Escrow deposits and other assets – reclassification of rental homes	(26,070)	(21,105)
Real estate acquisitions:
Investment in real estate, fair value	100,148	23,900
Investment in real estate, cost	(2,000)	0
Escrow deposits and other assets	(20)	(53)
Debt assumed	22,010	0
Accrued expenses and accounts payable	1,955	62
Rents and other customer payments received in advance and security deposits	0	204
Real estate acquisitions, net	$ (78,203)	$ (23,687)