XML 16 R48.htm IDEA: XBRL DOCUMENT

Inventories (Details) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2012	Jan. 31, 2012
Inventory Disclosure [Abstract]
Raw materials	$ 3,994	$ 4,959
Work in process	3,998	5,777
Finished goods	3,719	3,678
Inventories	$ 11,711	$ 14,414

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