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Accumulated Other Comprehensive Income (Tables) | 6 Months Ended
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Jun. 29, 2014
Changes in Accumulated Other Comprehensive Income | Changes in accumulated other comprehensive income, which is presented net of tax, consist of the following:
|  | Unrealized Gains on Marketable Securities |  |  | Retirement Plans Prior Service Credit |  |  | Total |
|  | (in thousands) |
Balance at December 31, 2013, net of tax of $794, $(284) |  | $ | 1,381 |  |  | $ | 2,619 |  |  | $ | 4,000 |
Other comprehensive income before reclassifications, net of tax of $1,242, $0 |  |  | 2,304 |  |  |  | — |  |  |  | 2,304 |
Amounts reclassified from accumulated other comprehensive income, net of tax of $(243), $(85) |  |  | (448 | ) |  |  | (147 | ) |  |  | (595 | )
Net current period other comprehensive income |  |  | 1,856 |  |  |  | (147 | ) |  |  | 1,709 |
Balance at June 29, 2014, net of tax of $1,793, $(369) |  | $ | 3,237 |  |  | $ | 2,472 |  |  | $ | 5,709 |
Reclassification Out of Accumulated Other Comprehensive Income to Statement of Operations | Reclassifications out of accumulated other comprehensive income to the statement of operations for the three and six months ended June 29, 2014 and June 30, 2013, were as follows:
Details about Accumulated Other Comprehensive Income Components |  | For the Three Months Ended |  |  | For the Six Months Ended |  |  | Affected Line Item in the Statements of Operations
|  | June 29, 2014 |  |  | June 30, 2013 |  |  | June 29, 2014 |  |  | June 30, 2013 |  |  |
|  |  |  |  | (in thousands) |  |  |
Available-for-sale marketable securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unrealized gains, net of tax of $141, $39, $243, $122 |  | $ | 272 |  |  | $ | 68 |  |  | $ | 448 |  |  | $ | 212 |  |  | Interest income
Amortization of defined benefit pension and postretirement plans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Prior service benefit, net of tax of $42, $40, $85, $79 |  |  | 74 |  |  |  | 69 |  |  |  | 147 |  |  |  | 138 |  |  | (a)
Total reclassifications |  | $ | 346 |  |  | $ | 137 |  |  | $ | 595 |  |  | $ | 350 |  |  | Net income
(a) | The amortization of prior service benefit is included in the computation of net periodic pension cost and postretirement benefit; see Note N: “Retirement Plans.”

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- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
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- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e526-108580 + Details
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