Note 7 - Inventories (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)
Note 7 - Inventories (Details) [Line Items]
Number of Active and Future Projects Owned	381	360
Impairment of Real Estate	$ 0	$ 0
Other Lot Option Contracts Net Of Deposits	4,533		$ 37,681
Inventory Real Estate Not Owned	45,771		85,153
Acquisition Of Current and Future Communities [Member]
Note 7 - Inventories (Details) [Line Items]
Inventory Real Estate Not Owned	3,100		3,100
Land Option and Purchase Contracts [Member]
Note 7 - Inventories (Details) [Line Items]
Other Lot Option Contracts Net Of Deposits	$ 1,400		7,600
Significant Deposits Paid Under Contract [Member]
Note 7 - Inventories (Details) [Line Items]
Other Lot Option Contracts Net Of Deposits			$ 27,000