Supplemental Guarantor Information (Supplemental Condensed Consolidated Statement of Operations) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenues:
Home sales revenues	$ 179,775	$ 90,735	$ 520,918	$ 217,734
Land sales revenues	2,257		2,627
Golf course and other revenue	700	1,226	4,679	3,750
Total revenue	182,732	91,961	528,224	221,484
Cost of home sales revenues	141,452	70,896	416,483	166,367
Cost of land sales revenues	2,250		2,615
Cost of golf course and other revenue	1,046	2,175	4,214	4,329
Selling, general, and administrative	22,175	12,584	65,919	30,906
Total operating costs and expenses	166,923	85,655	489,231	201,602
Operating income	15,809	6,306	38,993	19,882
Other income (expense):
Interest income	51	130	88	267
Interest expense	(2)	(2)	(8)	(13)
Acquisition expense	(323)	(119)	(338)	(923)
Other income	434	327	1,059	585
Gain (loss) on disposition of assets	(24)	55	106	145
Income before income tax expense	15,945	6,697	39,900	19,943
Income tax expense	5,362	2,570	13,168	7,109
Net income	10,583	4,127	26,732	12,834
Parent [Member]
Revenues:
Selling, general, and administrative	4,827	3,803	15,267	8,993
Total operating costs and expenses	4,827	3,803	15,267	8,993
Operating income	(4,827)	(3,803)	(15,267)	(8,993)
Other income (expense):
Equity in earnings from consolidated subsidiaries	13,707	6,503	36,054	19,101
Interest income	7	130	37	267
Acquisition expense	(323)	(119)	(338)	(923)
Income before income tax expense	8,564	2,711	20,486	9,452
Income tax expense	(2,019)	(1,416)	(6,246)	(3,382)
Net income	10,583	4,127	26,732	12,834
Guarantor Subsidiaries [Member]
Revenues:
Home sales revenues	179,775	90,735	520,918	217,734
Land sales revenues	2,257		2,627
Golf course and other revenue	700	1,226	4,679	3,750
Total revenue	182,732	91,961	528,224	221,484
Cost of home sales revenues	141,452	70,896	416,483	166,367
Cost of land sales revenues	2,250		2,615
Cost of golf course and other revenue	1,046	2,175	4,214	4,329
Selling, general, and administrative	17,348	8,781	50,652	21,913
Total operating costs and expenses	162,096	81,852	473,964	192,609
Operating income	20,636	10,109	54,260	28,875
Other income (expense):
Interest income	44		51
Interest expense	(2)	(2)	(8)	(13)
Other income	434	327	1,059	585
Gain (loss) on disposition of assets	(24)	55	106	145
Income before income tax expense	21,088	10,489	55,468	29,592
Income tax expense	7,381	3,986	19,414	10,491
Net income	13,707	6,503	36,054	19,101
Elimination Entries [Member]
Other income (expense):
Equity in earnings from consolidated subsidiaries	(13,707)	(6,503)	(36,054)	(19,101)
Income before income tax expense	(13,707)	(6,503)	(36,054)	(19,101)
Net income	$ (13,707)	$ (6,503)	$ (36,054)	$ (19,101)