Property Plant and Equipment ("PP&E") - Summary of Property Plant and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Home Building
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 174,167	$ 165,525
Finance Lease, Right-of-Use Asset, after Accumulated Amortization	14,578	15,772
Less: accumulated depreciation	(117,188)	(107,739)
Net Homebuilding PP&E	56,979	57,786
Home Building \| Office facilities and other
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	39,826	39,647
Home Building \| Model home furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	32,384	32,686
Home Building \| Production facilities
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	87,379	77,420
Mortgage Banking
Property, Plant and Equipment [Line Items]
Net Homebuilding PP&E	3,658	4,544
Mortgage Banking \| Office facilities and other
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	15,090	14,716
Less: accumulated depreciation	(11,432)	(10,172)
Net Homebuilding PP&E	$ 3,658	$ 4,544

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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