CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Apr. 28, 2018	Apr. 29, 2017	Apr. 30, 2016
Operating activities:
Net income	$ 200,974	$ 170,893	$ 187,184
Net income (loss) from discontinued operations	0	(2,895)	1,500
Net income from continuing operations	200,974	173,788	185,684
Adjustments to reconcile net income from continuing operations to net cash provided by operating activities:
Depreciation	45,115	40,004	34,315
Amortization	38,701	43,814	48,068
Intangible asset impairment	0	36,312	0
Bad debt expense	6,280	1,642	8,246
Non-cash employee compensation	36,532	19,025	28,851
Accelerated amortization of debt issuance costs on early retirement of debt	0	60	5,153
Deferred income taxes	(41,058)	(13,713)	(16,034)
Change in assets and liabilities, net of acquired:
Receivables	60,211	(103,181)	(57,249)
Inventory	(60,475)	(961)	(118,351)
Accounts payable	(12,103)	59,654	119,690
Accrued liabilities	(24,726)	(9,009)	(4,055)
Long term receivables	(83,445)	(63,976)	(38,882)
Other changes from operating activities, net	12,889	(17,845)	(563)
Net cash provided by operating activities- continuing operations	178,895	165,614	194,873
Net cash used in operating activities- discontinued operations	0	(2,895)	(38,544)
Net cash provided by operating activities	178,895	162,719	156,329
Investing activities:
Additions to property and equipment	(43,263)	(47,019)	(79,354)
Acquisitions and equity investments, net of cash assumed	0	0	(1,106,583)
Collection of deferred purchase price receivables	49,650	51,402	22,320
Proceeds from sale of securities	0	0	48,744
Other investing activities	10,600	(3,190)	0
Net cash provided by (used in) investing activities	16,987	1,193	(1,114,873)
Net cash provided by investing activities- discontinued operations	0	0	714,239
Net cash provided by (used in) investing activities	16,987	1,193	(400,634)
Financing activities:
Dividends paid	(99,199)	(95,910)	(90,597)
Repurchases of common stock	(87,500)	(125,384)	(200,000)
Proceeds from issuance of long-term debt	150,000	0	1,000,000
Debt issuance costs	0	0	(11,600)
Debt amendment costs	0	(1,266)	0
Retirement of long-term debt	(164,754)	(26,238)	(682,375)
Draw on (payment on) revolver	(43,000)	39,000	20,000
Other financing activities	14,291	7,635	7,441
Net cash provided by (used in) financing activities	(230,162)	(202,163)	42,869
Effect of exchange rate changes on cash	2,305	(4,243)	(8,371)
Net decrease in cash and cash equivalents	(31,975)	(42,494)	(209,807)
Cash and cash equivalents at beginning of period	94,959	137,453	347,260
Cash and cash equivalents at end of period	62,984	94,959	137,453
Supplemental disclosures:
Income taxes paid	19,611	108,394	151,662
Interest paid	$ 36,504	$ 34,972	$ 37,883