Condensed Consolidated Balance Sheets - USD ($)	Jan. 31, 2022	Jul. 31, 2021
Current assets:
Cash and cash equivalents	$ 30,918,000	$ 30,861,000
Accounts receivable, net	138,767,000	158,110,000
Inventories, net	90,274,000	80,358,000
Prepaid expenses and other current assets	21,443,000	18,167,000
Total current assets	281,402,000	287,496,000
Property, plant and equipment, net	42,445,000	35,286,000
Operating lease right-of-use assets, net	54,328,000	44,486,000
Goodwill	347,692,000	347,698,000
Intangibles with finite lives, net	258,001,000	268,699,000
Deferred financing costs, net	1,419,000	1,824,000
Other assets, net	9,567,000	7,622,000
Total assets	994,854,000	993,111,000
Current liabilities:
Accounts payable	32,550,000	36,193,000
Accrued expenses and other current liabilities	96,899,000	89,601,000
Operating lease liabilities, current	9,531,000	8,841,000
Dividends payable	2,640,000	2,601,000
Contract liabilities	77,732,000	66,130,000
Interest payable	138,000	195,000
Total current liabilities	219,490,000	203,561,000
Non-current portion of long-term debt	114,500,000	201,000,000
Operating lease liabilities, non-current	48,892,000	39,569,000
Income taxes payable	3,204,000	2,717,000
Deferred tax liability, net	19,248,000	21,230,000
Long-term contract liabilities	10,823,000	9,808,000
Other liabilities	8,966,000	14,507,000
Total liabilities	425,123,000	492,392,000
Commitments and contingencies (See Note 19)
Convertible preferred stock, par value $0.10 per share; authorized 125,000 shares; issued 100,000 at January 31, 2022 (includes accrued dividends of $549,000)	101,867,000
Stockholders’ equity:
Preferred stock, par value $0.10 per share; authorized and unissued 1,875,000 shares	0	0
Common stock, par value $0.10 per share; authorized 100,000,000 shares; issued 41,553,244 and 41,281,812 shares at January 31, 2022 and July 31, 2021, respectively	4,155,000	4,128,000
Additional paid-in capital	612,780,000	605,439,000
Retained earnings	292,778,000	333,001,000
Stockholders' equity before treasury stock	909,713,000	942,568,000
Treasury stock, at cost (15,033,317 shares at January 31, 2022 and July 31, 2021)	(441,849,000)	(441,849,000)
Total stockholders’ equity	467,864,000	500,719,000
Total liabilities, convertible preferred stock and stockholders’ equity	$ 994,854,000	$ 993,111,000