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Revenue Recognition (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 1,402,876,000 | $ 976,021,000 | $ 791,660,000
Document Period End Date | Dec. 31, 2021 |  |
Contract with Customer, Performance Obligation Satisfied in Previous Period | $ 0 |  |
Revenue, Practical Expedient, Remaining Performance Obligation, Description | Our contracts with homebuyers have a duration of less than one year. As such, the Company uses the practical expedient as allowed under ASC 606 and has not disclosed the transaction price allocated to remaining performance obligations as of the end of the reporting period. |  |
Residential Real Estate [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 1,309,687,000 | 930,176,000 | 759,830,000
Residential Real Estate [Member] | Transferred at Point in Time [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 1,305,620,000 | 923,901,000 | 752,273,000
Residential Real Estate [Member] | Transferred over Time [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 4,067,000 | 6,275,000 | 7,557,000
Real Estate, Other [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 93,189,000 | 45,845,000 | 31,830,000
Real Estate, Other [Member] | Transferred at Point in Time [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 93,189,000 | 45,845,000 | 31,830,000
Real Estate, Other [Member] | Transferred over Time [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 0 | 0 | 0
Homebuyers [Member] | Residential Real Estate [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 1,309,687,000 | 930,176,000 | 759,830,000
Homebuyers [Member] | Real Estate, Other [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 0 | 0 | 185,000
Homebuilders [Member] | Residential Real Estate [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 0 | 0 | 0
Homebuilders [Member] | Real Estate, Other [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 93,189,000 | 45,845,000 | 31,645,000
Central | Residential Real Estate [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 938,052,000 | 644,976,000 | 396,900,000
Central | Real Estate, Other [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 66,613,000 | 43,788,000 | 31,080,000
Southeast | Residential Real Estate [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 371,635,000 | 285,200,000 | 362,930,000
Southeast | Real Estate, Other [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 26,576,000 | 2,057,000 | 750,000
sic_Z6552 Land Subdividers and Developers (No Cemeteries) |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 64,644,000 | 43,289,000 | 31,080,000
sic_Z6552 Land Subdividers and Developers (No Cemeteries) | Residential Real Estate [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 0 | 0 | 0
us-gaap_HomeBuildingMember |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 1,338,232,000 | 932,732,000 | 760,580,000
us-gaap_HomeBuildingMember | Real Estate, Other [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 28,500,000 | 2,600,000 | 800,000
us-gaap_HomeBuildingMember | Land and Lots [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 0 | 0 | 0
us-gaap_HomeBuildingMember | Central |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 940,021,000 | 645,475,000 | 396,900,000
us-gaap_HomeBuildingMember | Southeast |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 398,211,000 | $ 287,257,000 | $ 363,680,000

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- Definition For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD. + References No definition available. + Details
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