Consolidated Balance Sheets - USD ($)	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Current assets:
Cash and cash equivalents	$ 18,961,000	$ 21,654,000
Accounts receivable, net	163,159,000	123,711,000
Inventories, net	105,845,000	96,317,000
Prepaid expenses and other current assets	17,521,000	21,649,000
Total current assets	305,486,000	263,331,000
Property, plant and equipment, net	53,029,000	50,363,000
Operating lease right-of-use assets, net	44,410,000	49,767,000
Goodwill	347,692,000	347,692,000
Intangibles with finite lives, net	225,907,000	247,303,000
Deferred financing costs, net	2,349,000	1,014,000
Other assets, net	17,364,000	14,827,000
Total assets	996,237,000	974,297,000	$ 993,111,000
Current liabilities:
Accounts payable	64,241,000	44,591,000
Accrued expenses and other current liabilities	66,990,000	72,662,000
Current portion of long-term debt	4,375,000	0
Operating lease liabilities, current	8,645,000	8,685,000
Dividends payable	0	2,746,000
Contract liabilities	66,351,000	64,601,000	$ 66,130,000
Interest payable	1,368,000	172,000
Total current liabilities	211,970,000	193,457,000
Non-current portion of long-term debt, net	160,029,000	130,000,000
Operating lease liabilities, non-current	41,763,000	44,423,000
Income taxes payable	2,208,000	3,007,000
Deferred tax liability, net	9,494,000	15,355,000
Long-term contract liabilities	18,419,000	9,975,000
Other liabilities	1,844,000	6,291,000
Total liabilities	445,727,000	402,508,000
Commitments and contingencies (See Note 12)
Convertible preferred stock, par value $0.10 per share; authorized 125,000 shares; issued 100,000 at July 31, 2023 and 2022 (includes accrued dividends of $604,000 and $566,000, respectively)	112,211,000	105,204,000
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 43,096,271 shares and 42,672,827 shares at July 31, 2023 and 2022, respectively	4,310,000	4,267,000
Additional paid-in capital	636,925,000	625,484,000
Retained earnings	238,913,000	278,683,000
Stockholders' equity before treasury stock	880,148,000	908,434,000
Treasury stock, at cost (15,033,317 shares at July 31, 2023 and 2022)	(441,849,000)	(441,849,000)
Total stockholders’ equity	438,299,000	466,585,000
Total liabilities, convertible preferred stock and stockholders’ equity	$ 996,237,000	$ 974,297,000