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Variable Interest Entities (VIEs) - Additional Information (Detail) (USD $)
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0 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|---|---|---|
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Jan. 02, 2007
company
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Dec. 31, 2013
parameter
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Dec. 28, 2013
Licensed Rainbow Parameters
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Dec. 28, 2013
Handheld Products Incorporating Rainbow Technology
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Feb. 28, 2009
Cercacor
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Dec. 28, 2013
Cercacor
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Dec. 29, 2012
Cercacor
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Dec. 31, 2011
Cercacor
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Dec. 28, 2013
Minimum
Cercacor
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| Variable Interest Entity [Line Items] | |||||||||
| Number of Companies with Rights to Intellectual Property | 2 | ||||||||
| Number of Parameters | 5 | ||||||||
| License Fees Individual | $ 500,000 | ||||||||
| Percentage of royalty expense (up to) | 10.00% | 10.00% | |||||||
| Minimum aggregate royalty payments | 5,400,000.0 | 5,000,000.0 | 5,000,000.0 | 5,000,000 | |||||
| Increase in royalties payable in current year | 15,000,000 | ||||||||
| Increase in the minimum aggregate annual royalties payment after current year | 2,000,000 | ||||||||
| Percentage reimbursed | 50.00% | 60.00% | 50.00% | ||||||
| Total expenses for additional services, material and supplies | $ 4,100,000 | $ 3,600,000 | $ 2,500,000 | ||||||