Segment Information - Summary of Reporting Information by Segment (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014	Dec. 27, 2014
Revenues from external customers
Total revenues	$ 9,516,921	$ 7,919,232	$ 15,830,299	$ 13,116,303
Income from operations
Total income (loss) from operations	875,274	494,351	856,261	(37,019)
Identifiable assets by segment
Total Identifiable assets	15,842,928	14,345,442	15,842,928	14,345,442	$ 14,859,376
Operating Segments [Member] \| Factory-built Housing [Member]
Revenues from external customers
Total revenues	9,432,483	7,819,601	15,665,389	12,891,327
Income from operations
Total income (loss) from operations	910,323	474,443	902,661	93,069
Identifiable assets by segment
Total Identifiable assets	11,259,061	9,885,040	11,259,061	9,885,040
Operating Segments [Member] \| Financial Services [Member]
Revenues from external customers
Total revenues	84,438	99,631	164,910	224,976
Income from operations
Total income (loss) from operations	51,197	117,044	103,512	148,798
Identifiable assets by segment
Total Identifiable assets	4,385,868	4,351,414	4,385,868	4,351,414
Corporate, Non-Segment [Member]
Income from operations
Total income (loss) from operations	(86,246)	(97,136)	(149,912)	(278,886)
Identifiable assets by segment
Total Identifiable assets	$ 197,999	$ 108,988	$ 197,999	$ 108,988