CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Jan. 25, 2020	Jan. 26, 2019
Statement of Cash Flows [Abstract]
Net income (loss)	$ 19,430	$ 55,191
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation	33,995	33,317
Amortization	27,897	29,108
Investment gain	(34,334)	0
Non-cash employee compensation	28,661	22,282
Accelerated amortization of costs on early repayment of debt	8,984	0
Deferred consideration in securitized receivables	(359,329)	(308,592)
Change in assets and liabilities, net of acquired	105,740	245,038
Net cash provided by (used in) operating activities	(168,956)	76,344
Investing activities:
Additions to property and equipment	(32,872)	(33,926)
Collection of deferred purchase price receivables	359,329	308,592
Other investing activities	0	2,875
Net cash provided by investing activities	326,457	277,541
Financing activities:
Dividends paid	(75,522)	(74,731)
Proceeds from issuance of long-term debt	300,000	0
Debt issuance costs	(3,300)	0
Payments on long-term debt	(460,840)	(244,010)
Draw on revolving credit	95,000	13,000
Other financing activities	(3,319)	6,228
Net cash used in financing activities	(147,981)	(299,513)
Effect of exchange rate changes on cash	1,003	75
Net change in cash and cash equivalents	10,523	54,447
Cash and cash equivalents at beginning of period	95,646	62,984
Cash and cash equivalents at end of period	$ 106,169	$ 117,431