Summary of Significant Accounting Policies (Tables)

12 Months Ended

Feb. 28, 2013

For financial reporting purposes, depreciation is computed using the straight-line method over the estimated useful lives of the related assets as follows:



Buildings and structures	10-25 years
Machinery and equipment	3-15 years
Furniture and fixtures	3-15 years
Automotive equipment	3 years

Schedule of Warranty Reserve

The following is a roll-forward of amounts accrued for warranties (in thousands):



Balance at February 28, 2010	$	2,797
Warranty costs incurred	(2,821		)
Additions charged to income	2,510
Balance at February 28, 2011	$	2,486
Warranty costs incurred	(2,394		)
Additions charged to income	1,578
Balance at February 29, 2012	$	1,670
Warranty costs incurred	(2,026		)
Additions charged to income	2,429
Balance at February 28, 2013	$	2,073

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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