Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net income	$ 8,271	$ 6,393
Adjustments to reconcile net income to net cash provided by operating activities:
Gain from land disposition	(635)	(65)
Gain on valuation of derivative instruments	1	(3)
Stock compensation expense	564	345
Depreciation and amortization	24,851	19,573
Amortization of deferred financing costs	726	437
Distributions from affiliate	(400)	(750)
Change in notes receivable from financed sales of inventory homes, net of repayments	(5,111)	(2,078)
Change in inventory, other assets and other receivables, net	1,855	4,316
Change in accounts payable and other liabilities	(2,489)	(7,116)
NET CASH PROVIDED BY OPERATING ACTIVITIES	27,633	21,052
INVESTING ACTIVITIES:
Investment in properties	(38,109)	(28,966)
Acquisitions	(55,618)	(24,482)
Payments to Acquire Notes Receivable	49,441	0
Proceeds related to affiliate dividend distribution	400	750
Proceeds related to disposition of land	0	88
Proceeds related to disposition of assets and depreciated homes, net	593	543
Increase in notes receivable, net	(164)	327
NET CASH USED IN INVESTING ACTIVITIES	(142,339)	(51,740)
FINANCING ACTIVITIES:
Issuance and associated costs of common stock, OP units, and preferred OP units, net	262,134	157,461
Net proceeds from stock option exercise	100	149
Distributions to stockholders, OP unit holders, and preferred OP unit holders	(21,712)	(15,626)
Borrowings on lines of credit	149,631	25,375
Payments on lines of credit	(179,020)	(148,425)
Proceeds from issuance of other debt	6,973	33,959
Payments on other debt	(70,111)	(11,549)
Payments for deferred financing costs	(1,752)	(538)
NET CASH PROVIDED BY FOR FINANCING ACTIVITIES	146,243	40,806
Net increase (decrease) in cash and cash equivalents	31,537	10,118
Cash and cash equivalents, beginning of period	29,508	5,857
Cash and cash equivalents, end of period	61,045	15,975
SUPPLEMENTAL INFORMATION:
Cash paid for interest	14,674	15,010
Cash paid for interest on mandatorily redeemable debt	809	841
Cash paid for state income taxes	0	90
Noncash investing and financing activities:
Unrealized gain on interest rate swaps	92	256
Reduction in secured borrowing balance	3,926	3,030
Change in dividends declared and outstanding	4,335	2,934
Noncash investing and financing activities at the date of acquisition:
Acquisitions - A-1 preferred OP units issued	3,463	0
Other noncash consideration acquisitions	$ 49,441	$ 0