Note 17 - Commitments and Contingencies (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Note 17 - Commitments and Contingencies (Details) [Line Items]
Surety Bonds Issued And Outstanding	$ 145,200,000
Letters of Credit Outstanding, Amount	26,800,000
Estimated Cost Related To Bonds	56,100,000
Estimated Cost Related To Letters Of Credit	6,100,000
Estimated Litigation Liability	3,100,000	5,900,000
Selling, General and Administrative Expenses [Member] | Homebuilding [Member]
Note 17 - Commitments and Contingencies (Details) [Line Items]
Legal Recoveries	0	0	9,800,000
Selling, General and Administrative Expenses [Member]
Note 17 - Commitments and Contingencies (Details) [Line Items]
Operating Leases, Rent Expense	4,900,000	5,200,000	6,600,000
Homeamerican [Member]
Note 17 - Commitments and Contingencies (Details) [Line Items]
Letters of Credit Outstanding, Amount	$ 16,300,000