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Consolidated Statement of Shareholders' Equity (USD $) In Thousands | Total | Common Stock | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Loss
--- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2013 | $ 643,912 | $ 174 | $ 211,440 | $ 462,131 | $ (29,833)
Beginning Balance, Shares at Dec. 31, 2013 | 86,831 | 86,831 |  |  |
Issuance of common stock under stock option plans | 5,951 | 0 | 5,951 |  |
Issuance of common stock under stock option plans, shares | 396 | 389 |  |  |
Repurchase of common stock | (14,287) | 0 |  | (14,287) |
Repurchase of common stock, shares |  | (380) |  |  |
Stock-based compensation expense | 4,004 |  | 4,004 |  |
Excess tax benefit from stock option exercises | 2,165 |  | 2,165 |  |
Net income | 18,506 |  |  | 18,506 |
Net unrealized loss on cash flow hedges, net of tax of $16 | (199) |  |  |  | (199)
Reclassification adjustments for loss (gain) included in net income | 33 |  |  |  | 33
Net unrealized gain on available-for-sale investments, net of tax of $113 | 1,019 |  |  |  | 1,019
Reclassification of net realized gain on the sale of available-for-sale investments | (501) |  |  |  | (501)
Foreign currency translation adjustment, net of tax of $7 | 445 |  |  |  | 445
Ending Balance at Mar. 30, 2014 | $ 661,048 | $ 174 | $ 223,560 | $ 466,350 | $ (29,036)
Ending Balance, Shares at Mar. 30, 2014 | 86,840 | 86,840 |  |  |

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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 + Details
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