Consolidated Balance Sheets - USD ($) $ in Thousands	Jul. 31, 2016	Jul. 31, 2015
Current assets:
Cash and cash equivalents	$ 118,697	$ 123,800
Accounts receivable, net of allowance for doubtful accounts of $1,070 and $1,220 as of July 31, 2016 and July 31, 2015, respectively	112,412	119,301
Inventory	145,513	132,712
Income tax receivable	3,004	12,634
Prepaid expenses and other current assets	9,178	8,131
Total current assets	388,804	396,578
Property, plant, and equipment, net	107,790	106,299
Intangible assets, net	45,194	49,499
Goodwill	73,915	57,450
Deferred income taxes	10,671	9,904
Other assets	6,523	4,849
Total assets	632,897	624,579
Current liabilities:
Accounts payable	28,575	30,493
Accrued employee compensation and benefits	18,108	22,830
Accrued income tax	1,610	4,100
Accrued warranty	6,296	6,571
Accrued restructuring charges	5,248	580
Deferred revenue	5,359	5,200
Customer deposits	3,476	3,991
Contingent consideration	4,534
Other current liabilities	5,261	6,029
Total current liabilities	78,467	79,794
Long-term liabilities:
Accrued income taxes, net of current portion	2,174	2,531
Contingent consideration, net of current portion	7,705	2,000
Other long-term liabilities	13,374	8,844
Total long-term liabilities	23,253	13,375
Guarantees, commitments and contingencies (Notes 11 and 12)
Stockholders' equity:
Common stock, $0.05 par value; 30,000,000 shares authorized and 12,396,765 shares issued and outstanding as of July 31, 2016; 30,000,000 shares authorized and 12,434,017 shares issued and outstanding as of July 31, 2015	619	621
Capital in excess of par value	149,005	140,538
Retained earnings	390,013	394,757
Accumulated other comprehensive loss	(8,460)	(4,506)
Total stockholders' equity	531,177	531,410
Total liabilities and stockholders' equity	$ 632,897	$ 624,579