v2.4.0.6

Fair Value Measurements and Disclosures (Tables) | 12 Months Ended
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Dec. 29, 2012
Fair Value Disclosures [Abstract] |
Assets and liabilities measurements at estimated fair value on recurring basis excluding accrued interest components | The following table presents the Company’s assets and liabilities measured at estimated fair value on a recurring basis, excluding accrued interest components, categorized in accordance with the fair value hierarchy (in thousands):
| December 29, 2012 |  | December 31, 2011
| Fair Value Measurements Using Input Types |  |  |  | Fair Value Measurements Using Input Types |  |
| Level 1 |  | Level 2 |  | Level 3 |  | Total |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds | $ | 60,315 |  |  | $ | — |  |  | $ | — |  |  | $ | 60,315 |  |  | $ | 97,699 |  |  | $ | — |  |  | $ | — |  |  | $ | 97,699 |
Commercial paper and corporate debt securities | — |  |  | 2,600 |  |  | — |  |  | 2,600 |  |  | — |  |  | — |  |  | — |  |  | — |
Cash and Cash Equivalents | 60,315 |  |  | 2,600 |  |  | — |  |  | 62,915 |  |  | 97,699 |  |  | — |  |  | — |  |  | 97,699 |
Marketable Securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury, U.S. Government and U.S. Government agency debt securities | 24,127 |  |  | — |  |  | — |  |  | 24,127 |  |  | — |  |  | — |  |  | — |  |  | — |
Commercial paper and corporate debt securities | — |  |  | 22,866 |  |  | — |  |  | 22,866 |  |  | — |  |  | — |  |  | — |  |  | — |
Total | 24,127 |  |  | 22,866 |  |  | — |  |  | 46,993 |  |  | — |  |  | — |  |  | — |  |  | — |
Total assets: | $ | 84,442 |  |  | $ | 25,466 |  |  | $ | — |  |  | $ | 109,908 |  |  | $ | 97,699 |  |  | $ | — |  |  | $ | — |  |  | $ | 97,699 |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration payable | $ | — |  |  | $ | — |  |  | $ | 2,462 |  |  | $ | 2,462 |  |  | $ | — |  |  | $ | — |  |  | $ | 3,194 |  |  | $ | 3,194 |
Fair value measurement on recurring basis, unobservable input reconciliation |
Changes in Level 3 liabilities |
Fair value at January 1, 2011 | $ | 2,652 |
Payments made to Zygo Corporation | (432 | )
Addition: Fair value of royalty payment to RTM related to acquisition of Nanda | 586 |
Change in fair value related to foreign currency exchange rate | (25 | )
Change in fair value included in earnings, Zygo | 413 |
Fair value at December 31, 2011 | 3,194 |
Payments made to Zygo Corporation | (300 | )
Change in fair value included in earnings, Zygo | 129 |
Adjustment to the purchase price allocation of royalty payments to RTM related to acquisition of Nanda Technologies GmbH | (561 | )
Fair Value at December 29, 2012 | $ | 2,462 |

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- Definition Tabular disclosure of the fair value measurement of liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and gains or losses recognized in other comprehensive income (loss) and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs) by class of liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19279-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19190-110258 + Details
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