Note 7 - Inventories (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Note 7 - Inventories (Details) [Line Items]
Number of Active and Future Projects Owned	367	361
Impairment of Real Estate	$ 0	$ 0
Other Lot Option Contracts Net Of Deposits	4,533,000		37,681,000
Inventory Real Estate Not Owned	50,856,000		85,153,000
Land Option and Purchase Contracts [Member]
Note 7 - Inventories (Details) [Line Items]
Other Lot Option Contracts Net Of Deposits	1,400,000		7,600,000
Significant Deposits Paid Under Contract [Member]
Note 7 - Inventories (Details) [Line Items]
Other Lot Option Contracts Net Of Deposits			27,000,000
Acquisition Of Current and Future Communities [Member]
Note 7 - Inventories (Details) [Line Items]
Inventory Real Estate Not Owned	$ 3,100,000		$ 3,100,000