Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Apr. 30, 2020	Apr. 30, 2019
Cash flows from operating activities
Net income	$ 19,291	$ 46,217
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	22,105	15,455
Amortization	23,952	15,508
Stock-based compensation expense	8,843	11,885
Amortization of right-of-use assets	9,162
Deferred income taxes	(2,822)	(2,671)
Inventory step-up amortization	16,700	0
Fair value adjustments to contingent consideration	(6,423)	0
Other non-cash items, net	3,853	263
Changes in assets and liabilities, net of effects of acquisitions/dispositions:
Accounts receivable	26,990	(18,642)
Inventories	(3,514)	(24,671)
Prepaid expenses and other assets	2,653	(4,929)
Accounts payable and other liabilities	(8,608)	13,608
Income taxes	(11,883)	(3,537)
Operating lease liabilities	(7,456)
Net cash provided by operating activities	92,843	48,486
Cash flows from investing activities
Capital expenditures	(26,212)	(75,387)
Proceeds from sale of businesses	2,236	3,053
Acquisitions, net of cash acquired	(721,350)	(40,644)
Net cash used in investing activities	(745,326)	(112,978)
Cash flows from financing activities
Borrowings of long-term debt	400,000	0
Repayments of long-term debt	(12,125)	(12,707)
Borrowings under revolving credit facility	388,900	50,000
Repayments under revolving credit facility	(32,900)	(7,000)
Dividends paid	(4,471)	(4,173)
Debt issuance costs	(9,234)	0
Finance lease liabilities	(304)
Purchases of treasury stock	(3,865)	(4,628)
Net cash provided by financing activities	726,001	21,492
Effect of exchange rate changes on cash and cash equivalents	(2,287)	251
Increase (decrease) in cash and cash equivalents	71,231	(42,749)
Cash and cash equivalents at beginning of period	44,535	94,097
Cash and cash equivalents at end of period	$ 115,766	$ 51,348