Commitment and Contingencies - Additional Information (Detail) (USD $)	1 Months Ended
	May 31, 2012	Dec. 31, 2011	Jun. 30, 2012	May 10, 2011
Commitments and Contingencies Disclosure [Line Items]
Legal reserves		$ 5,824,000	$ 7,146,000
Letters of credit, borrowing capacity				75,000,000
Letters of credit, outstanding amount		4,200,000	4,200,000
Bond obligations guarantee	10.00%	8.33%
Purchase of water systems rights		36,700,000	36,700,000
Homebuilding Operations
Commitments and Contingencies Disclosure [Line Items]
Exposure of surety bonds in connection with development of projects		71,000,000	68,700,000
Bonds issued for development of projects		178,400,000	169,000,000
Settlement with Taxing Authority | SHI
Commitments and Contingencies Disclosure [Line Items]
Amount company could be obligated to pay			61,000,000
Settlement with Taxing Authority | SHLP
Commitments and Contingencies Disclosure [Line Items]
Amount company could be obligated to pay			104,000,000
Bad Boy Guarantee
Commitments and Contingencies Disclosure [Line Items]
Principal balance on debt outstanding		34,100,000
Bad Boy Guarantee | Period 1
Commitments and Contingencies Disclosure [Line Items]
Maturity period			2012-02
Bad Boy Guarantee | Period 2
Commitments and Contingencies Disclosure [Line Items]
Maturity period			2012-06
Related Party
Commitments and Contingencies Disclosure [Line Items]
Exposure of surety bonds in connection with development of projects		3,100,000	2,300,000
Bonds issued for development of projects		6,900,000	6,200,000
Baker Ranch
Commitments and Contingencies Disclosure [Line Items]
Principal balance on debt outstanding		25,400,000	25,400,000
Unconsolidated Joint Ventures
Commitments and Contingencies Disclosure [Line Items]
Exposure of surety bonds in connection with development of projects		29,300,000	29,300,000
Bonds issued for development of projects		$ 69,000,000	$ 69,000,000