XML 80 R68.htm IDEA: XBRL DOCUMENT

Inventories (Details) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2012	Jan. 31, 2011
Inventory Disclosure [Abstract]
Finished goods	$ 4,959	$ 7,112
Work in process	5,777	5,112
Raw materials	3,678	4,763
Total	$ 14,414	$ 16,987

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

+ References+ Details