Intangible Assets

9 Months Ended

Nov. 30, 2011

Intangible Assets [Abstract]

Intangible Assets

Note 6. – Intangible Assets

Intangible assets consist primarily of the unamortized value of purchased patents, customer lists, non-compete agreements and other intangible assets. Intangible assets are amortized over the period of their expected lives, generally ranging from 5 to 15 years. Amortization expense related to intangible assets was approximately $222 thousand and $258 thousand for the nine months ended November 30, 2011 and 2010, respectively.

The cost and accumulated amortization of intangible assets were as follows (in thousands):

	November 30, 2011				February 28, 2011
	Cost		Accumulated Amortization		Cost		Accumulated Amortization
Customer lists	$	3,611	$	2,671	$	3,611	$	2,583
Non-compete agreements		1,245		1,245		1,245		1,245
Patents		777		685		777		627
Other intangibles		649		399		649		323
	$	6,282	$	5,000	$	6,282	$	4,778