Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
OPERATING ACTIVITIES:
Net income	$ 45,213	$ 17,515
Adjustments to reconcile net income to net cash provided by operating activities:
Gain on dispositions of assets	3,606	761
Gain on dispositions of properties, net	(14,516)	0
Impairment of Real Estate	837
Asset impairment charge	837	0
Share-based compensation	3,408	2,176
Depreciation and amortization	89,190	75,070
Amortization of deferred financing costs	861	2,212
Distributions from affiliate	(1,200)	(1,550)
Change in notes receivable from financed sales of inventory homes, net of repayments	13,806	10,089
Change in inventory, other assets and other receivables, net	3,420	7,406
Change in accounts payable and other liabilities	(542)	2,347
NET CASH PROVIDED BY OPERATING ACTIVITIES	109,259	94,326
INVESTING ACTIVITIES:
Investment in properties	(131,602)	(140,681)
Acquisition of properties	(137,376)	(82,718)
Payment for deposit on acquisition	(50,000)	0
Investment in note receivable of acquired properties	0	49,441
Proceeds related to affiliate dividend distribution	1,200	1,550
Proceeds related to the disposition of land	221	0
Proceeds related to disposition of assets and depreciated homes, net	3,940	757
Proceeds related to disposition of properties	59,683	0
Issuance of notes and other receivables	442	684
Repayments of notes and other receivables	(5,754)	(908)
NET CASH USED IN INVESTING ACTIVITIES	(248,622)	(270,309)
FINANCING ACTIVITIES:
Proceeds from Issuance of Common Stock	562,581	261,780
Net proceeds from stock option exercise	126	201
Distributions to stockholders, OP unit holders, and preferred OP unit holders	(86,414)	(74,185)
Payments to retire preferred operating patnership units	0	300
Borrowings on lines of credit	384,924	260,248
Payments on lines of credit	(566,307)	(235,264)
Proceeds from issuance of other debt	187,340	24,368
Payments on other debt	(87,579)	(82,668)
Proceeds received from return of prepaid deferred financing costs	2,384	0
Payments for deferred financing costs	(3,293)	(2,750)
NET CASH PROVIDED BY FOR FINANCING ACTIVITIES	393,762	151,430
Net increase (decrease) in cash and cash equivalents	254,399	(24,553)
Cash and cash equivalents, beginning of period	4,753	29,508
Cash and cash equivalents, end of period	259,152	4,955
SUPPLEMENTAL INFORMATION:
Cash paid for interest	43,294	44,595
Cash paid for interest on mandatorily redeemable debt	2,417	2,430
Income Taxes Paid, Net	292	158
Noncash investing and financing activities:
Unrealized gain on interest rate swaps	97	266
Reduction in secured borrowing balance	17,119	11,534
Change in distributions declared and outstanding	8,580	4,510
Conversion of Series A-1 preferred OP units	1,878	0
Noncash investing and financing activities at the date of acquisition:
Stock Issued During Period, Value, New Issues, Series A-3 Preferred OP Units	0	3,463
Acquisitions - release of note receivable and accrued interest	$ 0	$ 49,441