CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Jan. 31, 2017	Jul. 31, 2016
Current assets:
Cash and cash equivalents	$ 24,351,000	$ 28,367,000
Accounts receivable, net of allowance for doubtful accounts of $1,436 at January 31 and $1,850 at July 31	100,112,000	93,332,000
Inventories, net	96,150,000	91,486,000
Prepaid expenses and other current assets	13,059,000	9,557,000
Total current assets	233,672,000	222,742,000
Property and equipment, net	83,042,000	74,604,000
Intangible assets, net	128,667,000	111,719,000
Goodwill	302,637,000	280,318,000
Other assets	5,212,000	5,149,000
Total assets	753,230,000	694,532,000
Current liabilities:
Accounts payable	30,018,000	26,263,000
Compensation payable	19,568,000	25,555,000
Accrued expenses	20,141,000	20,283,000
Deferred revenue	22,077,000	20,173,000
Income taxes payable	338,000	4,061,000
Total current liabilities	92,142,000	96,335,000
Long-term debt	149,000,000	116,000,000
Deferred income taxes	24,201,000	23,579,000
Other long-term liabilities	4,727,000	4,248,000
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 January 31 - 46,178,384 shares, outstanding January 31 - 41,721,636 shares; issued July 31 - 46,084,047 shares, outstanding July 31 - 41,708,214 shares	4,618,000	4,608,000
Additional paid-in capital	170,601,000	165,573,000
Retained earnings	376,002,000	342,053,000
Accumulated other comprehensive (loss)	(15,728,000)	(11,795,000)
Treasury Stock, at cost; January 31 - 4,456,748 shares at cost; July 31 - 4,375,833 shares at cost	(52,333,000)	(46,069,000)
Total stockholders' equity	483,160,000	454,370,000
Total liabilities and stockholders' equity	$ 753,230,000	$ 694,532,000

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.