Condensed Consolidated Balance Sheets - USD ($)	Apr. 30, 2020	Jul. 31, 2019
Current assets:
Cash and cash equivalents	$ 50,634,000	$ 45,576,000
Accounts receivable, net	137,887,000	145,032,000
Inventories, net	79,423,000	74,839,000
Prepaid expenses and other current assets	22,691,000	14,867,000
Total current assets	290,635,000	280,314,000
Property, plant and equipment, net	27,149,000	28,026,000
Operating lease right-of-use assets, net	31,942,000	0
Goodwill	335,477,000	310,489,000
Intangibles with finite lives, net	260,162,000	261,890,000
Deferred financing costs, net	2,575,000	3,128,000
Other assets, net	3,792,000	3,864,000
Total assets	951,732,000	887,711,000
Current liabilities:
Accounts payable	32,942,000	24,330,000
Accrued expenses and other current liabilities	83,561,000	78,584,000
Operating lease liabilities, current	8,480,000	0
Finance lease and other obligations, current	0	757,000
Dividends payable	2,466,000	2,406,000
Contract liabilities	46,070,000	38,682,000
Interest payable	253,000	588,000
Total current liabilities	173,772,000	145,347,000
Non-current portion of long-term debt	159,400,000	165,000,000
Operating lease liabilities, non-current	25,864,000	0
Income taxes payable	2,316,000	325,000
Deferred tax liability, net	16,676,000	12,481,000
Long-term contract liabilities	11,151,000	10,654,000
Other liabilities	16,728,000	18,822,000
Total liabilities	405,907,000	352,629,000
Commitments and contingencies (See Note 19)
Stockholders’ equity:
Preferred stock, par value $0.10 per share; shares authorized and unissued 2,000,000	0	0
Common stock, par value $0.10 per share; authorized 100,000,000 shares; issued 39,765,257 shares and 39,276,161 shares at April 30, 2020 and July 31, 2019, respectively	3,977,000	3,928,000
Additional paid-in capital	564,965,000	552,670,000
Retained earnings	418,732,000	420,333,000
Stockholders' equity before treasury stock	987,674,000	976,931,000
Treasury stock, at cost (15,033,317 shares at April 30, 2020 and July 31, 2019)	(441,849,000)	(441,849,000)
Total stockholders’ equity	545,825,000	535,082,000
Total liabilities and stockholders’ equity	$ 951,732,000	$ 887,711,000