Consolidated Statements of Income and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues:
Rental income	$ 212,007	$ 199,155	$ 435,573	$ 406,148
Other income	10,265	12,536	20,635	25,572
Interest income	1,803	1,862	3,554	3,812
Income from other investments, net	879	3,413	1,865	4,353
Total revenues	248,366	240,502	507,456	486,527
Expenses:
Property operating and maintenance	84,868	81,720	162,816	158,052
Real estate taxes	15,107	13,440	30,430	27,575
Sales and marketing, gross	4,214	3,305	7,623	6,117
Right-to-use contract commissions, deferred, net	(389)	(262)	(580)	(286)
Depreciation and amortization	37,776	34,345	75,753	66,719
Home selling expenses	1,102	973	2,185	2,048
General and administrative	9,225	9,669	19,134	17,707
Other expenses	540	367	967	710
Early debt retirement	1,491	0	1,491	0
Interest and related amortization	26,024	26,285	52,417	51,988
Total expenses	202,507	192,946	395,102	375,989
Gain on sale of real estate, net	0	0	52,507	0
Income before equity in income of unconsolidated joint ventures	45,859	47,556	164,861	110,538
Equity in income of unconsolidated joint ventures	3,226	1,613	4,759	2,808
Consolidated net income	49,085	49,169	169,620	113,346
Income allocated to non-controlling interests – Common OP Units	(2,676)	(3,024)	(9,902)	(6,979)
Net income available for Common Stockholders	46,401	46,137	159,710	106,359
Other comprehensive income (loss):
Adjustment for fair market value of swap	(1,610)	764	(2,541)	2,637
Consolidated comprehensive income	47,475	49,933	167,079	115,983
Comprehensive income allocated to non-controlling interests – Common OP Units	(2,589)	(3,071)	(9,759)	(7,141)
Comprehensive income attributable to Common Stockholders	$ 44,878	$ 46,854	$ 157,312	$ 108,834
Earnings per Common Share – Basic (usd per share)	$ 0.51	$ 0.52	$ 1.78	$ 1.20
Earnings per Common Share – Fully Diluted (usd per share)	$ 0.51	$ 0.52	$ 1.77	$ 1.20
Weighted average Common Shares outstanding – basic (shares)	90,156	88,549	89,969	88,537
Weighted Average Number of Shares Outstanding, Diluted (shares)	95,930	94,623	95,773	94,600
Right-to-use annual payments (membership subscriptions)
Revenues:
Contract revenue	$ 12,586	$ 11,891	$ 24,902	$ 23,410
Right-to-use contracts current period, gross (membership upgrade sales)
Revenues:
Contract revenue	5,041	3,944	8,879	7,106
Right-to-use contract upfront payments, deferred, net
Revenues:
Contract revenue	(2,912)	(2,021)	(4,683)	(3,306)
Gross revenues from home sales
Revenues:
Contract revenue	7,825	9,105	14,300	17,414
Expenses:
Cost of services	8,164	9,632	14,796	18,206
Brokered resale and ancillary services revenues, net
Revenues:
Contract revenue	872	617	2,431	2,018
Property management
Expenses:
Cost of services	14,385	13,472	28,070	27,153
Redeemable Perpetual Preferred Stock
Expenses:
Redeemable perpetual preferred stock dividends	$ (8)	$ (8)	$ (8)	$ (8)