Condensed Consolidated Balance Sheets - USD ($)	Apr. 30, 2025	Jul. 31, 2024
Current assets:
Cash and cash equivalents	$ 28,434,000	$ 32,433,000
Accounts receivable, net	151,472,000	195,595,000
Inventories, net	77,691,000	93,136,000
Prepaid expenses and other current assets	17,063,000	15,387,000
Total current assets	274,660,000	336,551,000
Property, plant and equipment, net	44,462,000	47,328,000
Operating lease right-of-use assets, net	31,177,000	31,590,000
Goodwill	204,625,000	284,180,000
Intangibles with finite lives, net	178,148,000	194,828,000
Deferred financing costs, net	1,850,000	3,251,000
Other assets, net	16,222,000	14,706,000
Total assets	751,144,000	912,434,000
Current liabilities:
Accounts payable	27,188,000	42,477,000
Accrued expenses and other current liabilities	59,162,000	62,245,000
Current portion of credit facility, net	148,882,000	4,050,000
Subordinated debt, net	65,471,000	0
Operating lease liabilities, current	7,589,000	7,869,000
Contract liabilities	64,386,000	65,834,000
Interest payable	5,000	1,072,000
Total current liabilities	372,683,000	183,547,000
Non-current portion of credit facility, net	0	173,527,000
Operating lease liabilities, non-current	29,581,000	30,258,000
Income taxes payable, non-current	1,866,000	2,231,000
Deferred tax liability, net	5,763,000	6,193,000
Long-term contract liabilities	20,186,000	21,035,000
Warrant and derivative liabilities	31,564,000	5,254,000
Other liabilities	3,996,000	4,060,000
Total liabilities	465,639,000	426,105,000
Commitments and contingencies (See Note 20)
Convertible preferred stock, par value $0.10 per share; authorized and issued 178,181 shares at April 30, 2025 (redemption value of $199,661,000 which includes accrued dividends of $1,486,000) and authorized and issued 171,827 shares at July 31, 2024 (redemption value of $180,076,000, which includes accrued dividends of $1,341,000)	170,072,000	180,076,000
Equity, Attributable to Parent [Abstract]
Preferred stock, par value $0.10 per share; authorized and unissued 1,821,819 and 1,828,173 shares at April 30, 2025 and July 31, 2024, respectively	0	0
Common stock, par value $0.10 per share; authorized 100,000,000 shares; issued 44,395,660 and 43,766,109 shares at April 30, 2025 and July 31, 2024, respectively	4,440,000	4,377,000
Additional paid-in capital	567,647,000	640,145,000
Retained (deficit) earnings	(14,805,000)	103,580,000
Stockholders' equity before treasury stock	557,282,000	748,102,000
Treasury stock, at cost (15,033,317 shares at April 30, 2025 and July 31, 2024)	(441,849,000)	(441,849,000)
Total stockholders’ equity	115,433,000	306,253,000
Total liabilities, convertible preferred stock and stockholders’ equity	$ 751,144,000	$ 912,434,000