Lease information Property under capital lease (Tables)

12 Months Ended

Jan. 31, 2016

Property under capital leases [Abstract]

Schedule of capital leased assets [Table Text Block]

Property under capitalized leases	2.015	2.014
Machinery and equipment	$1,747	$1,803
Transportation equipment	22	24
Computer equipment	—	92
Subtotal	1,769	1,919
Less accumulated amortization	726	691
Total	$1,043	$1,228