Land Under Development - Additional Information (Detail) $ in Thousands	1 Months Ended	3 Months Ended
	Feb. 29, 2016 USD ($) Lot	Mar. 31, 2016 USD ($) Lot Parcel
Real Estate [Abstract]
Aggregate additional funding commitments related to raw land property under joint development		$ 17,500
Number of finished lots under contract with unrelated parties | Lot		130
Expected development credits that will offset the aggregate additional funding commitments related to raw land property development		$ 9,300
Number of raw parcels of land owned | Parcel		5
Carrying value of raw parcels of land		$ 163,826
Number of finished lots expected to be developed from raw parcels of land | Lot		1,700
Acquisition costs of land under development and finished lots	$ 150,000
Number of lots expected to be produced from raw land acquisition | Lot	1,000
Carrying value of the land under development which was acquired during the current year		$ 108,000
Carrying value of unsold finished lots		26,000
Carrying value of sold finished lots		$ 13,000
Number of lots under contract with unrelated party | Lot	160
Lots sold to unrelated party | Lot		34
Amount of lots sold to unrelated parties under contract		$ 10,500