Intangible Assets

9 Months Ended

Nov. 30, 2012

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 $179 thousand and $222 thousand for the nine months ended November 30, 2012 and 2011, respectively.

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

	November 30, 2012				February 29, 2012
	Cost		Accumulated Amortization		Cost		Accumulated Amortization
Customer lists	$	3,611	$	2,788	$	3,611	$	2,701
Non-compete agreements		1,245		1,245		1,245		1,245
Patents		777		708		777		692
Other intangibles		649		498		649		423
	$	6,282	$	5,239	$	6,282	$	5,061