v2.4.0.6

Certain Balance Sheet Components Inventories (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Inventories [Line Items] |  |
Materials | $ 102,654 | $ 92,038
Work in process | 11,846 | 12,568
Finished goods | 67,954 | 66,113
Total inventories | $ 182,454 | $ 170,719

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