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CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (USD $) In Thousands, unless otherwise specified | Common Shares [Member] | Capital in Excess of Par Value [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Non-Controlling Interests [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Apr. 30, 2011 | $ 51,909 | $ 222,339 | $ 105,872 | $ (18,804) | $ 2,824 | $ 364,140
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income |  |  | 87,966 |  | 942 | 88,908
Other comprehensive income (loss) |  |  |  | (12,477) | (167) | (12,644)
Stock issued for stock and employee benefit plans, net of cancellations | 835 | 4,011 | (509) |  |  | 4,337
Purchases of common stock | (500) | (958) | (3,721) |  |  | (5,179)
Stock option and restricted stock expense |  | 5,717 | 1 |  |  | 5,718
Tax benefit from exercise of options |  | 223 |  |  |  | 223
Dividends paid |  |  |  |  |  | 0
Change in noncontrolling interests |  |  |  |  | 2,312 | 2,312
Balance at Apr. 28, 2012 | 52,244 | 231,332 | 189,609 | (31,281) | 5,911 | 447,815
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income |  |  | 46,389 |  | 793 | 47,182
Other comprehensive income (loss) |  |  |  | (4,215) | 339 | (3,876)
Stock issued for stock and employee benefit plans, net of cancellations | 817 | 1,849 | (1,368) |  |  | 1,298
Purchases of common stock | (669) | (5,314) | (4,350) |  |  | (10,333)
Stock option and restricted stock expense |  | 11,458 |  |  |  | 11,458
Tax benefit from exercise of options |  | 2,563 |  |  |  | 2,563
Dividends paid |  |  | (4,236) |  |  | (4,236)
Change in noncontrolling interests |  |  |  |  | 97 | 97
Balance at Apr. 27, 2013 | 52,392 | 241,888 | 226,044 | (35,496) | 7,140 | 491,968
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income |  |  | 55,056 |  | 1,324 | 56,380
Other comprehensive income (loss) |  |  |  | 4,116 | (730) | 3,386
Stock issued for stock and employee benefit plans, net of cancellations | 937 | 2,395 | (4,509) |  |  | (1,177)
Purchases of common stock | (1,348) | (3,056) | (27,693) |  |  | (32,097)
Stock option and restricted stock expense |  | 8,739 |  |  |  | 8,739
Tax benefit from exercise of options |  | 12,935 |  |  |  | 12,935
Dividends paid |  |  | (10,514) |  |  | (10,514)
Change in noncontrolling interests |  |  |  |  | 98 | 98
Balance at Apr. 26, 2014 | $ 51,981 | $ 262,901 | $ 238,384 | $ (31,380) | $ 7,832 | $ 529,718

X
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- Definition Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 740 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6419406&loc=d3e23524-113945 + Details
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- Definition Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 + Details
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- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568447-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568740-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4590271-111686 + Details
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