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Basis of Presentation - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
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Mar. 29, 2014
Contract
Location
Segment
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Mar. 30, 2013
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| Schedule Of Accounting Policies [Line Items] | ||
| Reportable segments | 2 | |
| Number of Primary locations | 12 | |
| Significant contracts with right of return | 0 | |
| Contractual life of service | 24 months | |
| Research and development, design and related engineering | $ 17.2 | $ 12.8 |
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Test Systems Segment [Member]
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| Schedule Of Accounting Policies [Line Items] | ||
| Percentage of revenue recognized from long term fixed price contracts | 3.00% | 27.00% |
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United States [Member]
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| Schedule Of Accounting Policies [Line Items] | ||
| Number of Primary locations | 10 | |
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Canada [Member]
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||
| Schedule Of Accounting Policies [Line Items] | ||
| Number of Primary locations | 1 | |
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France [Member]
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| Schedule Of Accounting Policies [Line Items] | ||
| Number of Primary locations | 1 | |
| X | ||||||||||
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- Definition
Contractual Life Of Service No definition available.
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| X | ||||||||||
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- Definition
Number Of Facility Operated By Entity No definition available.
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| X | ||||||||||
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- Definition
Number of significant contracts allowing right of return. No definition available.
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| X | ||||||||||
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- Definition
Percentage of revenue recognized from long term fixed price contracts. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. No definition available.
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| X | ||||||||||
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- Definition
The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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