CONSOLIDATED STATEMENT OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
Apr. 25, 2015	Apr. 26, 2014	Apr. 27, 2013
Cash flows from operating activities
Net income	$ 71,971us-gaap_ProfitLoss	$ 56,380us-gaap_ProfitLoss	$ 47,182us-gaap_ProfitLoss
Adjustments to reconcile net income to cash provided by operating activities
(Gain) loss on disposal of assets	(499)us-gaap_GainLossOnDispositionOfAssets	616us-gaap_GainLossOnDispositionOfAssets	(659)us-gaap_GainLossOnDispositionOfAssets
Gain on sale of investments	(214)	(300)	(3,170)
Impairment to the value of assets to be sold		1,149
Deferred income tax expense (benefit)	1,030us-gaap_DeferredIncomeTaxExpenseBenefit	(216)us-gaap_DeferredIncomeTaxExpenseBenefit	3,198us-gaap_DeferredIncomeTaxExpenseBenefit
Restructuring	(360)	8,071	2,715
Provision for doubtful accounts	(2,290)	(2,651)	1,005
Depreciation and amortization	22,283	23,182	23,140
Stock-based compensation expense	6,780us-gaap_ShareBasedCompensation	8,739us-gaap_ShareBasedCompensation	11,458us-gaap_ShareBasedCompensation
Pension plan contributions			(23,480)us-gaap_PensionContributions
Change in receivables	(2,595)	3,337	7,139
Change in inventories	(7,644)us-gaap_IncreaseDecreaseInInventories	(9,444)us-gaap_IncreaseDecreaseInInventories	391us-gaap_IncreaseDecreaseInInventories
Change in other assets	4,154	(2,958)	(5,407)
Change in accounts payable	(5,206)	1,704	(6,088)
Change in other liabilities	(659)	3,223	11,016
Net cash provided by operating activities	86,751	90,832	68,440
Cash flows from investing activities
Proceeds from disposal of assets	9,061	2,233	4,455
Proceeds from sale of business		6,844
Capital expenditures	(70,319)	(33,730)	(25,912)
Purchases of investments	(40,327)us-gaap_PaymentsToAcquireInvestments	(54,233)us-gaap_PaymentsToAcquireInvestments	(49,589)us-gaap_PaymentsToAcquireInvestments
Proceeds from sales of investments	33,750	34,557	18,662
Acquisitions, net of cash acquired	(1,774)	(801)	(15,832)
Change in restricted cash	2,936	114	(9,825)
Net cash used for investing activities	(66,673)	(45,016)	(78,041)
Cash flows from financing activities
Payments on debt	(7,571)us-gaap_RepaymentsOfSecuredDebt	(579)us-gaap_RepaymentsOfSecuredDebt	(2,511)us-gaap_RepaymentsOfSecuredDebt
Payments for debt issuance costs	(208)us-gaap_PaymentsOfDebtIssuanceCosts
Stock issued for stock and employee benefit plans	1,397	3,565	2,901
Excess tax benefit on stock option exercises	1,592	12,935	2,563
Purchases of common stock	(51,853)	(32,097)	(10,333)
Dividends paid	(14,513)us-gaap_PaymentsOfDividends	(10,514)us-gaap_PaymentsOfDividends	(4,236)us-gaap_PaymentsOfDividends
Net cash used for financing activities	(71,156)	(26,690)	(11,616)
Effect of exchange rate changes on cash and equivalents	(281)	(550)	(68)
Change in cash and equivalents	(51,359)	18,576	(21,285)
Cash and equivalents at beginning of period	149,661	131,085	152,370
Cash and equivalents at end of period	98,302	149,661	131,085
Supplemental disclosure of non-cash investing activities
Capital expenditures included in payables	$ 500	$ 5,303

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets and purchases for discontinued operations.

No definition available.