Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2017	Jul. 31, 2016
Current assets:
Cash and cash equivalents	$ 158,633	$ 118,697
Accounts receivable, net of allowance for doubtful accounts of $1,160 and $1,070 as of April 30, 2017 and July 31, 2016, respectively	93,560	112,412
Inventory	144,344	145,513
Income tax receivable	1,902	3,004
Prepaid expenses and other current assets	10,229	9,178
Total current assets	408,668	388,804
Property, plant, and equipment, net	105,539	107,790
Intangible assets, net	27,406	45,194
Goodwill	2,344	73,915
Deferred income taxes	19,051	10,671
Other assets	4,669	6,523
Total assets	567,677	632,897
Current liabilities:
Accounts payable	29,211	28,575
Accrued employee compensation and benefits	17,906	18,108
Accrued income tax	2,361	1,610
Accrued warranty	6,205	6,296
Accrued restructuring charges	2,442	5,248
Deferred revenue	4,702	5,359
Customer deposits	4,028	3,476
Contingent consideration		4,534
Other current liabilities	5,478	5,261
Total current liabilities	72,333	78,467
Long-term liabilities:
Accrued income taxes, net of current portion	1,858	2,174
Contingent consideration, net of current portion		7,705
Other long-term liabilities	11,772	13,374
Total long-term liabilities	13,630	23,253
Guarantees, commitments and contingencies (Note 15)
Stockholders’ Equity:
Common stock, $0.05 par value; 30,000,000 shares authorized and 12,471,169 shares issued and outstanding as of April 30, 2017; 30,000,000 shares authorized and 12,396,765 shares issued and outstanding as of July 31, 2016	622	619
Capital in excess of par value	156,635	149,005
Retained earnings	335,317	390,013
Accumulated other comprehensive loss	(10,860)	(8,460)
Total stockholders’ equity	481,714	531,177
Total liabilities and stockholders’ equity	$ 567,677	$ 632,897