Condensed Consolidated Balance Sheets - USD ($)	Jan. 31, 2020	Jul. 31, 2019
Current assets:
Cash and cash equivalents	$ 46,471,000	$ 45,576,000
Accounts receivable, net	147,983,000	145,032,000
Inventories, net	74,064,000	74,839,000
Prepaid expenses and other current assets	21,052,000	14,867,000
Total current assets	289,570,000	280,314,000
Property, plant and equipment, net	27,390,000	28,026,000
Operating lease right-of-use assets, net	33,062,000	0
Goodwill	328,476,000	310,489,000
Intangibles with finite lives, net	264,255,000	261,890,000
Deferred financing costs, net	2,759,000	3,128,000
Other assets, net	4,430,000	3,864,000
Total assets	949,942,000	887,711,000
Current liabilities:
Accounts payable	27,250,000	24,330,000
Accrued expenses and other current liabilities	84,511,000	78,584,000
Operating lease liabilities, current	9,259,000	0
Finance lease and other obligations, current	464,000	757,000
Dividends payable	2,432,000	2,406,000
Contract liabilities	38,929,000	38,682,000
Interest payable	325,000	588,000
Total current liabilities	163,170,000	145,347,000
Non-current portion of long-term debt	158,000,000	165,000,000
Operating lease liabilities, non-current	26,431,000	0
Income taxes payable	2,874,000	325,000
Deferred tax liability, net	18,758,000	12,481,000
Long-term contract liabilities	12,458,000	10,654,000
Other liabilities	17,048,000	18,822,000
Total liabilities	398,739,000	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 39,752,559 shares and 39,276,161 shares at January 31, 2020 and July 31, 2019, respectively	3,975,000	3,928,000
Additional paid-in capital	563,834,000	552,670,000
Retained earnings	425,243,000	420,333,000
Stockholders' equity before treasury stock	993,052,000	976,931,000
Treasury stock, at cost (15,033,317 shares at January 31, 2020 and July 31, 2019)	(441,849,000)	(441,849,000)
Total stockholders’ equity	551,203,000	535,082,000
Total liabilities and stockholders’ equity	$ 949,942,000	$ 887,711,000