Other assets Other assets (Notes)

3 Months Ended

Apr. 30, 2013

Other Assets [Abstract]

Other Assets Disclosure [Text Block]

Other assets. The $2 million increase in other assets for the period related to the escrow of $1.1 million on the sale of Thermal Care, Inc. assets as well as deposits for inventory for the Middle East facilities.

	April 30, 2013		January 31, 2013
Long-term assets
Other assets		$4,445		$2,425