Condensed Consolidated Statements of Operations - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Revenues        
Home sales revenues $ 248,075 $ 179,775 $ 686,335 $ 520,918
Land sales revenues 4,651 2,257 7,909 2,627
Golf course and other revenue 687 700 2,907 4,679
Total revenue 253,413 182,732 697,151 528,224
Costs and expenses        
Cost of home sales revenues 197,650 141,452 549,886 416,483
Cost of land sales revenues 4,255 2,250 6,668 2,615
Cost of golf course and other revenue 1,165 1,046 2,765 4,214
Selling, general, and administrative 30,944 22,175 87,512 65,919
Total operating costs and expenses 234,014 166,923 646,831 489,231
Operating income (loss) 19,399 15,809 50,320 38,993
Other income (expense):        
Interest income 61 51 142 88
Interest expense   (2) (4) (8)
Acquisition expense (53) (323) (466) (338)
Other income 179 434 797 1,059
Gain (loss) on disposition of assets 145 (24) 468 106
Income before income tax expense 19,731 15,945 51,257 39,900
Income tax expense 6,389 5,362 16,790 13,168
Net income $ 13,342 $ 10,583 $ 34,467 $ 26,732
Earnings per share:        
Basic $ 0.63 $ 0.50 $ 1.63 $ 1.26
Diluted $ 0.63 $ 0.50 $ 1.62 $ 1.26
Weighted average common shares outstanding:        
Basic 20,673,521 20,601,218 20,643,682 20,556,146
Diluted 20,822,066 20,601,218 20,731,930 20,556,146