Reporting Segments (Tables)	12 Months Ended
	Dec. 31, 2021
Reporting Segments [Abstract]
Schedule of Total Revenue and Pretax Income by Segment	Year Ended December 31, 2021 2020 2019Revenue: West$ 1,022,523 $ 683,138 $ 534,613Mountain 1,151,911 860,041 729,045Texas 481,915 339,346 252,921Southeast 663,728 672,790 548,661Century Complete 772,499 502,569 427,409Financial Services 123,738 103,308 43,262Corporate — — —Total revenue$ 4,216,314 $ 3,161,192 $ 2,535,911 Income (loss) before income tax expense: West$ 213,301 $ 71,417 $ 43,027Mountain 212,335 114,722 89,201Texas 68,565 34,694 25,866Southeast 92,420 57,181 31,435Century Complete 109,213 33,449 22,044Financial Services 51,160 48,511 10,687Corporate (105,872) (89,734) (89,625)Total income before income tax expense $ 641,122 $ 270,240 $ 132,635
Schedule of Total Assets by Segment	December 31, December 31, 2021 2020West $ 668,830 $ 536,907Mountain 1,008,481 778,198Texas 322,302 207,746Southeast 360,644 329,930Century Complete 371,096 218,604Financial Services 533,159 421,153Corporate 232,364 352,555Total assets $ 3,496,876 $ 2,845,093