CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)	Oct. 31, 2013	Jul. 31, 2013
Current assets:
Cash and cash equivalents	$ 28,453,000	$ 34,076,000
Accounts receivable, net of allowance for doubtful accounts of $1,610 at October 31 and $1,265 at July 31	57,648,000	52,753,000
Inventories:
Raw materials	23,740,000	23,815,000
Work-in-process	7,727,000	6,945,000
Finished goods	23,873,000	23,407,000
Total inventories	55,340,000	54,167,000
Deferred income taxes	4,128,000	4,129,000
Prepaid expenses and other current assets	5,724,000	4,428,000
Income taxes receivable		1,107,000
Total current assets	151,293,000	150,660,000
Property and equipment, net	46,565,000	46,465,000
Intangible assets, net	73,512,000	75,929,000
Goodwill	211,429,000	211,618,000
Other assets	3,019,000	2,999,000
Total assets	485,818,000	487,671,000
Current liabilities:
Current portion of long-term debt	10,000,000	10,000,000
Accounts payable	14,124,000	13,322,000
Compensation payable	9,277,000	14,032,000
Accrued expenses	10,999,000	10,417,000
Deferred revenue	12,100,000	11,380,000
Dividends payable	1,858,000
Income taxes payable	1,630,000
Total current liabilities	59,988,000	59,151,000
Long-term debt	72,000,000	85,000,000
Deferred income taxes	22,176,000	21,186,000
Other long-term liabilities	1,220,000	1,202,000
Commitments and contingencies
Stockholders' equity:
Preferred Stock, par value $1.00 per share; authorized 1,000,000 shares; none issued
Common Stock, par value $.10 per share; authorized 75,000,000 shares; October 31 - 45,452,795 shares issued and 41,299,722 shares outstanding; July 31 - 45,181,655 shares issued and 41,138,121 shares outstanding	4,545,000	4,518,000
Additional paid-in capital	138,732,000	134,853,000
Retained earnings	213,089,000	203,762,000
Accumulated other comprehensive income	10,713,000	10,977,000
Treasury Stock, at cost; October 31 - 4,153,073 shares; July 31 - 4,043,534 shares	(36,645,000)	(32,978,000)
Total stockholders' equity	330,434,000	321,132,000
Total liabilities and stockholders' equity	$ 485,818,000	$ 487,671,000