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CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
$ in Thousands
 6 Months Ended
Nov. 01, 2015
Nov. 02, 2014
Cash flows from operating activities:    
Net income $ 8,471 $ 6,346
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation 3,184 2,812
Amortization of other assets 86 94
Stock-based compensation 1,339 291
Excess tax benefit related to stock-based compensation (838) (108)
Deferred income taxes 2,816 2,061
Gain on sale of equipment (60) (35)
Realized loss on sale of short-term investments 56  
Foreign currency gains (13) (171)
Changes in assets and liabilities:    
Accounts receivable 4,892 2,360
Inventories (4,135) 2,467
Other current assets (302) 34
Other assets 8 (36)
Accounts payable - trade (2,921) (1,275)
Accrued expenses and deferred compensation (1,547) (324)
Income taxes 168 22
Net cash provided by operating activities 11,204 14,538
Cash flows from investing activities:    
Capital expenditures (5,255) (5,087)
Proceeds from the sale of equipment 225 391
Proceeds from the sale of life insurance policies   320
Proceeds from the sale of short-term investments 3,612 1,628
Purchase of short-term investments (46) (1,675)
Purchase of long-term investments (864) (1,146)
Net cash used in investing activities (2,328) (5,569)
Cash flows from financing activities:    
Payments on line of credit   (538)
Payments on long-term debt (2,200) (2,200)
Repurchase of common stock   (745)
Dividends paid (6,417) (6,113)
Payments on debt issuance costs (43)  
Proceeds from common stock issued 126 89
Excess tax benefit related to stock-based compensation 838 108
Net cash used in financing activities (7,696) (9,399)
Effect of exchange rate changes on cash and cash equivalents 271 80
Increase (decrease) in cash and cash equivalents 1,451 (350)
Cash and cash equivalents at beginning of period 29,725 [1] 29,303
Cash and cash equivalents at end of period $ 31,176 $ 28,953
[1] Derived from audited financial statements.