CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Oct. 31, 2011	Jul. 31, 2011
Current assets:
Cash and cash equivalents	$ 151,106	$ 169,656
Accounts receivable, net of allowance for doubtful accounts of $855 and $599 as of October 31, 2011 and July 31, 2011, respectively	85,882	88,558
Inventories	109,532	105,483
Refundable and deferred income taxes	7,179	9,677
Other current assets	9,230	9,839
Total current assets	362,929	383,213
Property, plant, and equipment, net	85,014	83,157
Goodwill and intangible assets, net	38,486	39,252
Other assets	6,433	7,711
Deferred income tax assets	8,552	8,219
Total Assets	501,414	521,552
Current liabilities:
Accounts payable	34,445	37,478
Accrued liabilities	32,713	41,438
Advance payments and deferred revenue	9,455	9,249
Accrued income taxes	693	661
Total current liabilities	77,306	88,826
Long-term liabilities:
Accrued income taxes	5,433	5,322
Other long-term liabilities	4,112	3,932
Total long-term liabilities	9,545	9,254
Commitments and guarantees (Note 15)
Stockholders' equity:
Common stock, $.05 par value	614	627
Capital in excess of par value	86,504	85,407
Retained earnings	318,256	325,941
Accumulated other comprehensive income	9,189	11,497
Total stockholders' equity	414,563	423,472
Total Liabilities and Stockholders' Equity	$ 501,414	$ 521,552