CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Apr. 30, 2020	Apr. 30, 2019
Cash flows from operating activities:
Net loss	$ (4,924)	$ (28,745)
Adjustments to reconcile net loss to cash flows from operating activities:
Depreciation	17,240	16,331
Amortization of intangible assets	20,719	23,168
Amortization of deferred financing costs	285	703
Accretion of debt discount	1,240	2,741
Impairment of long-lived assets	0	469
Share-based compensation	581	1,174
Other (gains) losses, net	(2,509)	832
Gains on investments in affiliates	0	(42)
Changes in operating assets and liabilities
Accounts receivable, net	28,492	(15,111)
Inventories, net	3,847	859
Prepaid expenses and other current assets	7,538	3,548
Accounts payable and accrued expenses	(14,547)	(2,795)
Refundable and accrued income taxes, net	(793)	(2,059)
Other assets and liabilities	2,882	(4,689)
Net cash provided by (used in) operating activities	60,051	(3,616)
Cash flows from investing activities:
Additions of property and equipment	(11,477)	(11,840)
Proceeds from the disposition of property and equipment	12	19
Proceeds from the sale of available-for-sale securities	163	0
Proceeds from investments in affiliates	0	42
Net cash used in investing activities	(11,302)	(11,779)
Cash flows from financing activities:
Proceeds from issuance of convertible note	0	14,940
Proceeds from revolving lines of credit, net	19,000	10,000
Payments on maturity of convertible notes	0	(63,925)
Payment of long-term debt	(3,076)	(13,376)
Payment of preferred dividends	(1,563)	(1,598)
Payment of debt financing and amendment costs	(914)	0
Purchase of the Company's convertible notes	0	(3,700)
Repayments on capital lease obligations	(83)	(114)
Proceeds from issuance of common stock	8	15
Net cash provided by (used in) financing activities	13,372	(57,758)
Net effect of exchange rate changes on cash, cash equivalents and restricted cash	(798)	(239)
Net increase (decrease) in cash, cash equivalents and restricted cash	61,323	(73,392)
Cash, cash equivalents and restricted cash, beginning of period	46,064	103,826
Cash, cash equivalents and restricted cash, end of period	107,387	30,434
Cash and cash equivalents, end of period	90,189	20,364
Funds held for clients, end of period	$ 17,198	$ 10,070