Note 18 - Commitments and Contingencies (Detail) (USD $)	3 Months Ended		6 Months Ended		54 Months Ended	102 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2012	Dec. 30, 2011
Non-refundable Cash Deposits	$ 23,100,000		$ 23,100,000		$ 23,100,000	$ 23,100,000
Capitalized Preacquisition and Other Development and Construction Costs	11,000,000		11,000,000		11,000,000	11,000,000
Remaining Purchase Price of Land Purchase and Option Contracts	218,200,000		218,200,000		218,200,000	218,200,000
Remaining Purchase Price of Land Purchase and Option Contracts Included In Inventories Not Owned	60,900,000		60,900,000		60,900,000	60,900,000
Number of Joint Ventures	19		19		19	19
Number of Active Joint Ventures	8		8		8	8
Number of Inactive Joint Ventures	11		11		11	11
Outstanding Joint Venture Surety Bonds	3,400,000		3,400,000		3,400,000	3,400,000
Joint Venture Surety Bonds Cost to Complete	800,000		800,000		800,000	800,000
Outstanding Surety Bonds	192,000,000		192,000,000		192,000,000	192,000,000
Surety Bonds Cost to Complete	84,200,000		84,200,000		84,200,000	84,200,000
Mortgage Loans In Process	53,900,000		53,900,000		53,900,000	53,900,000
Mortgage Loans In Process, Interest Rate	3.70%		3.70%		3.70%	3.70%
Loans Held-for-sale, Mortgages	70,600,000		70,600,000		70,600,000	70,600,000
Mortgage Loans Committed to Sell to Investors	55,700,000		55,700,000		55,700,000	55,700,000
Mortgage Loan Repurchase Payments			600,000	1,000,000		9,100,000
Mortgage Loans on Real Estate, New Mortgage Loans						6,800,000,000
MortgageLoanLossExpenseProvision	300,000	1,400,000	600,000	2,600,000
Mortgage Loan Repurchase Reserve	3,000,000		3,000,000		3,000,000	3,000,000
Number of Loans Repurchased			4	7
Mortgage Loans on Real Estate	13,800,000		13,800,000		13,800,000	13,800,000
Allowance for Loan and Lease Losses, Real Estate	4,300,000		4,300,000		4,300,000	4,300,000
Mortgage Loans on Real Estate, Write-down or Reserve, Amount			400,000	100,000
Insurance and Litigation Accruals	53,600,000		53,600,000		53,600,000	53,600,000	55,800,000
Other Restructuring Costs				600,000
Restructuring Charges				561,000	48,700,000
Severance Costs					30,700,000
Business Exit Costs					13,700,000
Restructuring Charges, Property and Equipment Disposals					$ 4,300,000