Consolidated Balance Sheets (USD $)	Jul. 31, 2013	Jul. 31, 2012
Current assets:
Cash and cash equivalents	$ 356,642,000	$ 367,894,000
Accounts receivable, net	49,915,000	56,242,000
Inventories, net	65,482,000	72,361,000
Prepaid expenses and other current assets	7,428,000	8,196,000
Deferred tax asset, net	10,184,000	12,183,000
Total current assets	489,651,000	516,876,000
Property, plant and equipment, net	20,333,000	22,832,000
Goodwill	137,354,000	137,354,000
Intangibles with finite lives, net	32,505,000	38,833,000
Deferred tax asset, net, non-current	0	438,000
Deferred financing costs, net	1,093,000	2,487,000
Other assets, net	879,000	958,000
Total assets	681,815,000	719,778,000
Current liabilities:
Convertible senior notes, current	200,000,000	0
Accounts payable	18,390,000	20,967,000
Accrued expenses and other current liabilities	29,892,000	40,870,000
Dividends payable	4,531,000	4,773,000
Customer advances and deposits	14,749,000	14,516,000
Interest payable	1,529,000	1,529,000
Total current liabilities	269,091,000	82,655,000
Convertible senior notes, non-current	0	200,000,000
Other liabilities	3,958,000	5,098,000
Income taxes payable	2,963,000	2,624,000
Deferred tax liability	1,741,000	0
Total liabilities	277,753,000	290,377,000
Commitments and contingencies (See Note 14)
Stockholders' equity:
Preferred stock, par value $.10 per share; shares authorized and unissued 2,000,000	0	0
Common stock, par value $.10 per share; authorized 100,000,000 shares; issued 29,066,792 shares and 28,931,679 shares at July 31, 2013 and 2012, respectively	2,907,000	2,893,000
Additional paid-in capital	363,888,000	361,458,000
Retained earnings	403,398,000	404,227,000
Stockholders' equity before treasury stock	770,193,000	768,578,000
Less: Treasury stock, at cost (12,608,501 shares and 11,564,059 shares at July 31, 2013 and 2012, respectively)	(366,131,000)	(339,177,000)
Total stockholders' equity	404,062,000	429,401,000
Total liabilities and stockholders' equity	$ 681,815,000	$ 719,778,000