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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Apr. 30, 2015 | Apr. 30, 2014 | Apr. 30, 2013
Cash Flows from Operating Activities |  |  |
Net earnings | $ 3,640 | $ 4,003 | $ 3,681
Adjustments to reconcile net earnings to net cash provided by operating activities: |  |  |
Depreciation | 2,615 | 2,549 | 2,653
Bad debt provision | 55 | 116 | 34
Stock based compensation expense | 196 | 238 | 239
Provision (benefit) for deferred income tax expense | (513) | 864 | (526)
Change in assets and liabilities: |  |  |
(Increase) decrease in receivables | (5,688) | 2,295 | (2,674)
(Increase) decrease in inventories | (807) | 1,265 | (1,443)
Increase (decrease) in accounts payable and other accrued expenses | 3,008 | (2,862) | 2,604
Increase (decrease) in deferred revenue | 79 | (351) | (874)
Other, net | (294) | (48) | 133
Net cash provided by operating activities | 2,291 | 8,069 | 3,827
Cash Flows from Investing Activities |  |  |
Capital expenditures | (2,568) | (2,021) | (2,405)
(Increase) decrease in restricted cash | (1,908) | 323 | 13
Net cash used in investing activities | (4,476) | (1,698) | (2,392)
Cash Flows from Financing Activities |  |  |
Dividends paid | (1,234) | (1,122) | (1,035)
Dividends paid to noncontrolling interest in subsidiaries | (38) | (38) | (744)
Increase (decrease) in short-term borrowings and interest rate swaps | 1,805 | (3,847) | 181
Proceeds from long-term debt |  | 5,000 |
Payments on capital leases |  |  | (36)
Payment toward purchase of noncontrolling interest in subsidiary | (888) | (1,780) |
Payments on long-term debt | (421) | (3,854) | (200)
Net proceeds from exercise of stock options (including tax benefit) | 33 | 92 | 116
Net cash used in financing activities | (743) | (5,549) | (1,718)
Effect of exchange rate changes on cash, net | (276) | (385) | (94)
(Decrease) Increase in Cash and Cash Equivalents | (3,204) | 437 | (377)
Cash and Cash Equivalents at Beginning of Year | 6,248 | 5,811 | 6,188
Cash and Cash Equivalents at End of Year | 3,044 | 6,248 | 5,811
Supplemental Disclosure of Cash Flow Information |  |  |
Interest paid | 323 | 413 | 374
Income taxes paid | $ 1,873 | 2,585 | $ 1,722
Purchase of noncontrolling interest in subsidiary - Other accrued expenses and other non-current liabilities |  | $ 1,775 |

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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- References No definition available. + Details
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