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Property Plant and Equipment ("PP&E") - Summary of Property Plant and Equipment (Detail) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Home Building |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | $ 186,551 | $ 174,167
Finance Lease, Right-of-Use Asset, after Accumulated Amortization | 13,745 | 14,578
Less: accumulated depreciation | (128,601) | (117,188)
Net Homebuilding PP&E | 57,950 | 56,979
Home Building | Office facilities and other |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 40,604 | 39,826
Home Building | Model home furniture and fixtures |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 35,152 | 32,384
Home Building | Production facilities |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 97,050 | 87,379
Mortgage Banking |  |
Property, Plant and Equipment [Line Items] |  |
Net Homebuilding PP&E | 3,559 | 3,658
Mortgage Banking | Office facilities and other |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment, Gross | 15,964 | 15,090
Less: accumulated depreciation | (12,405) | (11,432)
Net Homebuilding PP&E | $ 3,559 | $ 3,658

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