Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jul. 31, 2014	Jul. 31, 2013
Current assets:
Cash and cash equivalents	$ 114,540	$ 113,033
Accounts receivable, net of allowance for doubtful accounts of $800 and $598 as of July 31, 2014 and 2013, respectively	106,436	113,150
Inventory	124,777	116,280
Refundable and deferred income taxes	18,599	7,803
Other current assets	9,422	10,147
Total current assets	373,774	360,413
Property, plant and equipment, net	114,165	110,983
Intangible assets, net	57,366	55,525
Goodwill	56,955	50,073
Deferred income taxes	7,475	5,439
Other assets	4,607	5,351
Total Assets	614,342	587,784
Current liabilities:
Accounts payable	37,241	32,138
Accrued employee compensation and benefits	16,305	22,264
Accrued warranty	5,968	6,501
Accrued restructuring charges	3,431	2,848
Deferred revenue	10,761	9,218
Customer deposits	3,046	3,256
Accrued income taxes		4,091
Other current liabilities	7,761	10,578
Total current liabilities	84,513	90,894
Long-term liabilities:
Accrued income taxes	5,211	5,031
Deferred income taxes	2,657
Other long-term liabilities	9,381	5,463
Total long-term liabilities	17,249	10,494
Commitments, guarantees, and contingencies (Note 11)
Stockholders' equity:
Common stock, $0.05 par value; 30,000,000 shares authorized and 12,372,992 shares issued and outstanding as of July 31, 2014; 30,000,000 shares authorized and 12,235,416 shares issued and outstanding as of July 31, 2013	619	612
Capital in excess of par value	125,679	114,381
Retained earnings	378,477	362,255
Accumulated other comprehensive income	7,805	9,148
Total stockholders' equity	512,580	486,396
Total Liabilities and Stockholders' Equity	$ 614,342	$ 587,784