Impairments Of Long-Lived Assets (Details) (USD $)	0 Months Ended	3 Months Ended						12 Months Ended
	Dec. 15, 2009	Dec. 31, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011 years	Dec. 31, 2010 years	Dec. 31, 2009
Impaired Long-Lived Assets Held and Used [Line Items]
Reduce the carrying value of the impaired communities										$ 1,100,000
Impairment charges	67,800,000	374,846,000	1,697,000	782,000	8,067,000	502,000	53,000	377,325,000	4,799,000	102,683,000
Completed the sale										11,000,000
Future capital expenditures reduced								190,000,000
Carrying value of long-lived assets		471,700,000			13,200,000			471,700,000	13,200,000
Estimated fair value of impaired real estate		91,400,000						91,400,000
Appreciation rate reduced								3.00%	5.00%
Appreciation period (in years)								8	11
Bulk sale reduced selling prices								20.00%
Discounting projected cash flows maximum								23.00%
Maximum Future capital expenditures period, years								10
Impairment charges on homes and homesites								2,500,000
Homes And Home Sites [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment charges									4,300,000
East San Marco L.L.C [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment charges									3,800,000
Seven Shores [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment charges										6,700,000
Completed the sale										7,000,000
Forgiveness of notes payable										5,500,000
St. Johns Golf And Country Club [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment charges										3,500,000
Completed the sale										3,000,000
Capitalized costs wrote-off										7,200,000
Undiscounted Cash Flow [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Carrying value of long-lived assets		$ 466,200,000						$ 466,200,000