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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 12 Months Ended
May. 03, 2015
Apr. 27, 2014
Apr. 28, 2013
cash flows from operating activities:      
net income $ 15,071 $ 17,447 $ 18,317
adjustments to reconcile net income to net cash provided by operating activities:      
depreciation 5,773 5,312 5,115
amortization of other assets 187 169 235
stock-based compensation 786 710 562
excess tax benefit related to stock options exercised (109) (143) (76)
deferred income taxes 3,179 (1,727) (344)
gain on sale of equipment (78) (283)  
foreign currency exchange (gains) losses (84) 626 222
changes in assets and liabilities, net of effects of acquisition of assets:      
accounts receivable (1,636) (3,857) 1,667
inventories (1,883) (2,200) (1,979)
other current assets (151) (270) (49)
other assets (117) (72) (176)
accounts payable-trade 1,964 4,131 (8,384)
accrued expenses and deferred compensation 3,372 34 2,491
income taxes (163) 342 (526)
net cash provided by operating activities 26,111 20,219 17,075
cash flows from investing activities:      
capital expenditures (10,461) (5,258) (4,400)
net cash paid for acquisition of assets   (2,640)  
purchase of short-term investments (5,355) (1,945) (105)
proceeds from the sale of short-term investments 1,628 810 795
purchase of long-term investments (1,650) (765)  
proceeds from life insurance policies 320   716
payments on life insurance policies (18) (30) (19)
proceeds from the sale of buildings and equipment 727 407  
net cash used in investing activities (14,809) (9,421) (3,013)
cash flows from financing activities:      
proceeds from lines of credit     1,000
payments on lines of credit (538)   (1,325)
payments on long-term debt (2,200) (2,200) (2,515)
debt issuance costs   (83)  
repurchases of common stock (745)   (5,022)
dividends paid (7,579) (2,204) (7,593)
proceeds from common stock issued 94 194 205
excess tax benefit related to stock options exercised 109 143 76
net cash used in financing activities (10,859) (4,150) (15,174)
effect of exchange rate changes on cash and cash equivalents (21) (875) (381)
increase (decrease) in cash and cash equivalents 422 5,773 (1,493)
cash and cash equivalents at beginning of year 29,303 23,530 25,023
cash and cash equivalents at end of year $ 29,725 $ 29,303 $ 23,530