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Variable Interest Entity (VIE) - Changes in Noncontrolling Interest for Cercacor (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
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Jun. 29, 2013
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Jun. 30, 2012
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Jun. 29, 2013
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Jun. 30, 2012
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| Noncontrolling Interest [Abstract] | ||||
| Noncontrolling interest, beginning of period | $ 2,589 | |||
| Increase in additional paid-in capital of noncontrolling interest | 1 | |||
| Net loss attributable to noncontrolling interest | (2,390) | 71 | (2,416) | 63 |
| Other comprehensive income attributable to noncontrolling interest | ||||
| Noncontrolling interest, end of period | $ 174 | $ 174 | ||