Capitalization Of Interest (Details) (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Capitalization Of Interest [Abstract]
Interest expense	$ 800,000	$ 8,700,000
Interest incurred	10,563,000	18,186,000
Interest capitalized, beginning of period	58,742,000	38,446,000
Interest capitalized during period	9,785,000	9,519,000
Less: Previously capitalized interest included in home cost of sales	(4,894,000)	(4,203,000)
Interest capitalized, end of period	$ 63,633,000	$ 43,762,000