Note 15 - Mortgage Credit Facilities (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Note 15 - Mortgage Credit Facilities (Details) [Line Items]
Restricted Cash and Cash Equivalents	$ 40,800
Financial Services [Member]
Note 15 - Mortgage Credit Facilities (Details) [Line Items]
Warehouse Agreement Borrowings	90,341	$ 89,413
Restricted Cash and Cash Equivalents	1,045	$ 1,295
Repurchase Facility [Member] | First Lender [Member]
Note 15 - Mortgage Credit Facilities (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	100,000
Repurchase Facility [Member] | First Lender [Member] | Committed [Member]
Note 15 - Mortgage Credit Facilities (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	25,000
Repurchase Facility [Member] | First Lender [Member] | Uncommitted [Member]
Note 15 - Mortgage Credit Facilities (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	75,000
Repurchase Facility [Member] | Second Lender [Member]
Note 15 - Mortgage Credit Facilities (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 75,000