CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2019	Jul. 31, 2018
Cash flows from operating activities:
Net income (loss)	$ (66,727)	$ 36,715
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	22,058	16,791
Amortization of intangible assets	30,446	20,285
Amortization of deferred financing costs	771	1,072
Accretion of debt discount	3,433	4,384
Impairment of long-lived assets	3,015	(91)
Share-based compensation	1,267	10,801
Other gains, net	(4,603)	(15,266)
Gains on investments in affiliates	(42)	(801)
Changes in operating assets and liabilities, net of business acquired:
Accounts receivable, net	(14,090)	29,735
Inventories, net	2,482	19,971
Prepaid expenses and other current assets	5,519	4,797
Accounts payable and accrued expenses	36,486	(39,945)
Refundable and accrued income taxes, net	(3,045)	6,524
Deferred tax assets and liabilities	1,563	(78,794)
Other assets and liabilities	2,316	(6,176)
Net cash provided by operating activities	20,849	10,002
Cash flows from investing activities:
Payments to acquire business	0	(469,221)
Additions to property and equipment	(14,539)	(18,423)
Proceeds from the disposition of property and equipment	19	20,748
Proceeds from the sale of Trading Securities	0	13,775
Proceeds from investments in affiliates	42	801
Net cash used in investing activities	(14,478)	(452,320)
Cash flows from financing activities:
Proceeds from long-term debt	0	393,000
Proceeds from issuance of preferred stock	0	35,000
Proceeds from issuance of Convertible Note	14,940	0
Proceeds from revolving line of credit, net	6,000	0
Payments on maturity of Convertible Notes	(63,925)	0
Payment of long-term debt	(14,879)	(3,000)
Payment of deferred financing costs	0	(1,334)
Payment of preferred dividends	(2,129)	(1,143)
Purchase of the Company's Convertible Notes	(3,700)	0
Repayments on capital lease obligations	(134)	(652)
Proceeds from issuance of common stock	15	8
Net cash provided by (used in) financing activities	(63,812)	421,879
Net effect of exchange rate changes on cash and cash equivalents	(321)	141
Net decrease in cash, cash equivalents and restricted cash	(57,762)	(20,298)
Cash, cash equivalents and restricted cash, beginning of period	103,826	124,124
Cash, cash equivalents and restricted cash, end of period	$ 46,064	$ 103,826