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Commitments and Contingencies Warranty Rollforward (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Warranty Accrual Rollforward [Abstract]      
Warranty reserves, beginning of period $ 32,902 $ 29,728 $ 29,012
Warranty expense on homes delivered during the period 21,525 21,936 20,877
Changes in estimates for pre-existing warranties 2,457 5,374 2,382
Standard and Extended Product Warranty Accrual, Decrease for Payments (24,904) (24,136) (22,543)
Warranty reserves, end of period $ 31,980 $ 32,902 $ 29,728