Schedule of Carrying Amounts and Fair Values of Financial Instruments (Detail) (USD $)
In Thousands, unless otherwise specified |
Apr. 05, 2015
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Dec. 31, 2014
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Mar. 30, 2014
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Dec. 31, 2013
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Fair Value, Balance Sheet Grouping, Financial Statement Captions | ||||
Cash and cash equivalents | $ 218,945us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 294,256us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 232,626us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 341,638us-gaap_CashAndCashEquivalentsAtCarryingValue |
Marketable securities | 1,051,941us-gaap_AvailableForSaleSecurities | 1,004,576us-gaap_AvailableForSaleSecurities | ||
Carrying Value | ||||
Fair Value, Balance Sheet Grouping, Financial Statement Captions | ||||
Cash and cash equivalents | 218,945us-gaap_CashAndCashEquivalentsAtCarryingValue / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_CarryingReportedAmountFairValueDisclosureMember |
294,256us-gaap_CashAndCashEquivalentsAtCarryingValue / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_CarryingReportedAmountFairValueDisclosureMember |
||
Marketable securities | 1,051,941us-gaap_AvailableForSaleSecurities / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_CarryingReportedAmountFairValueDisclosureMember |
1,004,576us-gaap_AvailableForSaleSecurities / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_CarryingReportedAmountFairValueDisclosureMember |
||
Contingent considerations | 3,350us-gaap_BusinessCombinationContingentConsiderationLiability / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_CarryingReportedAmountFairValueDisclosureMember |
3,350us-gaap_BusinessCombinationContingentConsiderationLiability / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_CarryingReportedAmountFairValueDisclosureMember |
||
Derivatives | 19us-gaap_DerivativeLiabilities / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_CarryingReportedAmountFairValueDisclosureMember |
149us-gaap_DerivativeLiabilities / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_CarryingReportedAmountFairValueDisclosureMember |
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Fair Value | ||||
Fair Value, Balance Sheet Grouping, Financial Statement Captions | ||||
Cash and cash equivalents | 218,945us-gaap_CashAndCashEquivalentsFairValueDisclosure / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_PortionAtFairValueFairValueDisclosureMember |
294,256us-gaap_CashAndCashEquivalentsFairValueDisclosure / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_PortionAtFairValueFairValueDisclosureMember |
||
Marketable securities | 1,051,941us-gaap_AvailableForSaleSecurities / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_PortionAtFairValueFairValueDisclosureMember |
1,004,576us-gaap_AvailableForSaleSecurities / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_PortionAtFairValueFairValueDisclosureMember |
||
Contingent considerations | 3,350us-gaap_BusinessCombinationContingentConsiderationLiability / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_PortionAtFairValueFairValueDisclosureMember |
3,350us-gaap_BusinessCombinationContingentConsiderationLiability / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_PortionAtFairValueFairValueDisclosureMember |
||
Derivatives | $ 19us-gaap_DerivativeLiabilities / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_PortionAtFairValueFairValueDisclosureMember |
$ 149us-gaap_DerivativeLiabilities / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_PortionAtFairValueFairValueDisclosureMember |
X | ||||||||||
- Definition
Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount of liability recognized arising from contingent consideration in a business combination. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
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