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CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jul. 31, 2016 | Aug. 02, 2015
Cash flows from operating activities: |  |  |
Net income | $ 5,313 |  | $ 4,701
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation | 1,761 |  | 1,555
Amortization of other assets | 52 |  | 47
Stock-based compensation | 761 |  | 265
Excess tax benefit related to stock-based compensation | (167) |  | (788)
Deferred income taxes | 593 |  | 1,641
Realized loss on sale of short-term investments | 12 |  |
Loss (gain) on sale of equipment | 9 |  | (46)
Foreign currency exchange gains | (62) |  | (57)
Changes in assets and liabilities: |  |  |
Accounts receivable | 611 |  | 2,774
Inventories | (1,808) |  | (4,068)
Other current assets | 158 |  | (1,149)
Other assets | 19 |  | 23
Accounts payable - trade | 3,036 |  | (132)
Accrued expenses and deferred compensation | (4,911) |  | (3,870)
Income taxes | 375 |  | 159
Net cash provided by operating activities | 5,752 |  | 1,055
Cash flows from investing activities: |  |  |
Capital expenditures | (3,139) |  | (3,336)
Proceeds from the sale of equipment |  |  | 104
Proceeds from the sale of short-term investments | 2,000 |  | 3,612
Purchase of short-term investments | (21) |  | (33)
Purchase of long-term investments | (559) |  | (478)
Net cash used in investing activities | (1,719) |  | (131)
Cash flows from financing activities: |  |  |
Proceeds from line of credit | 7,000 |  |
Excess tax benefit related to stock-based compensation | 167 |  | 788
Dividends paid | (3,445) |  | (5,676)
Proceeds from common stock issued | 11 |  | 56
Net cash provided by (used in) financing activities | 3,733 |  | (4,832)
Effect of exchange rate changes on cash and cash equivalents | (4) |  | 116
Increase (decrease) in cash and cash equivalents | 7,762 |  | (3,792)
Cash and cash equivalents at beginning of period | 37,787 | [1] | 29,725
Cash and cash equivalents at end of period | $ 45,549 |  | $ 25,933
[1] | Derived from audited financial statements.

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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The cash inflow from sale of machinery and equipment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 + Details
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- Definition The cash inflow from sales of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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