Note 1 - Company Organization and Operations (Detail) - Percentages of Homes Delivered by State	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Percentages of home delivered by state	100.00%	100.00%	100.00%
California [Member]
Percentages of home delivered by state	40.00%	38.00%	42.00%
Florida [Member]
Percentages of home delivered by state	18.00%	18.00%	17.00%
Carolinas [Member]
Percentages of home delivered by state	17.00%	16.00%	15.00%
Texas [Member]
Percentages of home delivered by state	14.00%	16.00%	14.00%
Arizona [Member]
Percentages of home delivered by state	8.00%	7.00%	7.00%
Colorado [Member]
Percentages of home delivered by state	3.00%	4.00%	4.00%
Nevada [Member]
Percentages of home delivered by state		1.00%	1.00%