Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Oct. 31, 2014	Jul. 31, 2014
Current assets:
Cash and cash equivalents	$ 116,443	$ 114,540
Accounts receivable, net of allowance for doubtful accounts of $835 and $800 as of October 31, 2014 and July 31, 2014, respectively	85,961	106,436
Inventory	136,570	124,777
Refundable and deferred income taxes	17,519	18,599
Other current assets	9,635	9,422
Total current assets	366,128	373,774
Property, plant, and equipment, net	112,156	114,165
Intangible assets, net	56,116	57,366
Goodwill	57,589	56,955
Deferred income taxes	6,626	7,475
Other assets	4,701	4,607
Total Assets	603,316	614,342
Current liabilities:
Accounts payable	34,111	37,241
Accrued employee compensation and benefits	16,849	16,305
Accrued warranty	6,185	5,968
Accrued restructuring charges	2,309	3,431
Deferred revenue	8,846	10,761
Customer deposits	2,953	3,046
Other current liabilities	7,041	7,761
Total current liabilities	78,294	84,513
Long-term liabilities:
Accrued income taxes	5,301	5,211
Deferred income taxes	1,548	2,657
Other long-term liabilities	9,651	9,381
Total long-term liabilities	16,500	17,249
Guarantees, commitments, and contingencies (Note 15)
Stockholders' equity:
Common stock, $0.05 par value; 30,000,000 shares authorized and 12,374,805 shares issued and outstanding as of October 31, 2014; 30,000,000 shares authorized and 12,372,992 shares issued and outstanding as of July 31, 2014	618	619
Capital in excess of par value	126,062	125,679
Retained earnings	377,667	378,477
Accumulated other comprehensive income	4,175	7,805
Total stockholders' equity	508,522	512,580
Total Liabilities and Stockholders' Equity	$ 603,316	$ 614,342