CONSOLIDATED BALANCE SHEETS (USD $)	Jul. 31, 2013	Jul. 31, 2012
Current assets:
Cash and cash equivalents	$ 34,076,000	$ 30,186,000
Accounts receivable, net of allowance for doubtful accounts of $1,265 in 2013 and $1,041 in 2012	52,753,000	47,977,000
Inventories	54,167,000	46,755,000
Deferred income taxes	4,129,000	3,799,000
Prepaid expenses and other current assets	4,428,000	3,321,000
Income taxes receivable	1,107,000	1,854,000
Total current assets	150,660,000	133,892,000
Property and equipment, at cost:
Land, buildings and improvements	30,088,000	26,313,000
Furniture and equipment	63,461,000	59,140,000
Leasehold improvements	3,397,000	3,014,000
Property and equipment, gross	96,946,000	88,467,000
Less accumulated depreciation and amortization	(50,481,000)	(45,445,000)
Property and equipment, net	46,465,000	43,022,000
Intangible assets, net	75,929,000	71,311,000
Goodwill	211,618,000	183,655,000
Other assets	2,999,000	2,932,000
Total assets	487,671,000	434,812,000
Current liabilities:
Current portion of long-term debt	10,000,000	10,000,000
Accounts payable	13,322,000	12,345,000
Compensation payable	14,032,000	14,312,000
Accrued expenses	10,417,000	10,370,000
Deferred revenue	11,380,000	8,114,000
Total current liabilities	59,151,000	55,141,000
Long-term debt	85,000,000	80,000,000
Deferred income taxes	21,186,000	19,894,000
Acquisitions payable	45,000	2,537,000
Other long-term liabilities	1,157,000	1,304,000
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; issued 2013 - 45,181,655 shares, outstanding 2013 - 41,138,121 shares; issued 2012 - 44,996,847 shares, outstanding 2012 - 40,651,093 shares	4,518,000	4,500,000
Additional paid-in capital	134,853,000	125,838,000
Retained earnings	203,762,000	167,539,000
Accumulated other comprehensive income	10,977,000	8,175,000
Treasury Stock, 2013 - 4,043,534 shares at cost; 2012 - 4,345,754 shares at cost	(32,978,000)	(30,116,000)
Total stockholders' equity	321,132,000	275,936,000
Total liabilities and stockholders' equity	$ 487,671,000	$ 434,812,000