Note 7 - Inventories (Details) (USD $)	3 Months Ended	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2013	Jun. 30, 2012
Note 7 - Inventories (Details) [Line Items]
Number of Projects Reviewed for Impairment		324	264
Number of Current and Future Communities Acquired During Period	30
Acquisition of Current and Future Communities [Member]
Note 7 - Inventories (Details) [Line Items]
Inventory, Operative Builders	$ 108,600,000	$ 108,600,000
Inventory Real Estate Not Owned	8,100,000	8,100,000
Finite-lived Intangible Assets Acquired	2,200,000
Other Accrued Liabilities	4,200,000	4,200,000
Secured Debt	900,000	900,000
Business Acquisition, Transaction Costs	$ 1,300,000	$ 1,300,000