Property, Plant and Equipment (Tables)

12 Months Ended

Jan. 31, 2013

Property, Plant and Equipment [Abstract]

Summary of property, plant and equipment

	2013		2012
Land and improvements	$	471,000	$	—
Building and leasehold improvements		2,587,000		208,000
Furniture, machinery and equipment		3,060,000		2,700,000
Trucks and other vehicles		1,803,000		1,817,000
Construction project costs of variable interest entities		5,309,000		1,469,000
		13,230,000		6,194,000
Less – accumulated depreciation		3,762,000		3,433,000
Property, plant and equipment, net	$	9,468,000	$	2,761,000