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Cash Flow Information | 12 Months Ended
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Apr. 26, 2014
Supplemental Cash Flow Information [Abstract] |
Cash Flow Information | Cash Flow Information The changes in operating assets and liabilities consisted of the following:
| Year Ended
| April 26, 2014 |  | April 27, 2013 |  | April 28, 2012
(Increase) decrease: |  |  |  |  |
Restricted cash | $ | (466 | ) |  | $ | 1,120 |  |  | $ | 377 |
Accounts receivable | (18,293 | ) |  | 3,364 |  |  | (4,995 | )
Long-term receivables | 3,027 |  |  | 2,348 |  |  | 462 |
Inventories | (12,771 | ) |  | 6,656 |  |  | (7,539 | )
Costs and estimated earnings in excess of billings | 5,955 |  |  | (16,335 | ) |  | 1,173 |
Prepaid expenses and other current assets | (536 | ) |  | (658 | ) |  | 784 |
Income taxes receivable | (2,414 | ) |  | 5,944 |  |  | (1,120 | )
Advertising rights and other assets | 64 |  |  | 386 |  |  | 226 |
Increase (decrease): |  |  |  |  |  |  |  |
Accounts payable and accrued expenses | 6,867 |  |  | 7,658 |  |  | 6,975 |
Customer deposits | 4,930 |  |  | (450 | ) |  | 1,538 |
Billings in excess of costs and estimated earnings | 8,238 |  |  | (140 | ) |  | (5,899 | )
Long-term warranty obligations | 2,103 |  |  | 2,932 |  |  | (767 | )
Income taxes payable | (527 | ) |  | 1,023 |  |  | (215 | )
Long-term deferred revenue | (835 | ) |  | (576 | ) |  | 783 |
Other long-term obligations | (130 | ) |  | (169 | ) |  | (915 | )
| $ | (4,788 | ) |  | $ | 13,103 |  |  | $ | (9,132 | )
Supplemental disclosures of cash flow information consisted of the following:
| Year Ended
| April 26, 2014 |  | April 27, 2013 |  | April 28, 2012
Cash payments for: |  |  |  |  |
Interest | $ | 198 |  |  | $ | 420 |  |  | $ | 306 |
Income taxes, net of refunds | 16,521 |  |  | 5,422 |  |  | 4,292 |
Supplemental schedule of non-cash investing and financing activities consisted of the following:
|  | Year Ended
|  | April 26, 2014 |  | April 27, 2013 |  | April 28, 2012
Demonstration equipment transferred to inventory |  | $ | 255 |  |  | $ | 612 |  |  | $ | 409 |
Purchases of property and equipment included in accounts payable |  | 2,099 |  |  | 1,207 |  |  | 1,475 |
Contributions of common stock under the employee stock purchase plan |  | 1,552 |  |  | 1,482 |  |  | 1,413 |

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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