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Inventories | 12 Months Ended
--- | ---
Dec. 31, 2014
Inventories | 6. INVENTORIES The components of inventories are as follows:
|  | December 31 |
|  | 2013 |  |  | 2014 |
|  | US$ |  |  | US$ |
Finished goods |  |  | 9,117 |  |  |  | 9,787 |
Work in process |  |  | 17,218 |  |  |  | 20,835 |
Raw materials |  |  | 7,331 |  |  |  | 13,454 |
|  |  | 33,666 |  |  |  | 44,076 |
The Company wrote down US$1,631 thousand, US$2,503 thousand and US$4,561 thousand in 2012, 2013 and 2014, respectively, for estimated obsolete or unmarketable inventory.

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- Definition The entire disclosure for Inventories, those are stated at the lower of cost or market value. Inventories are recorded at standard cost and adjusted to the approximate weighted-average cost at the balance sheet date.. + References No definition available. + Details
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Namespace Prefix: | simo_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration