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Interest Income and Other | 12 Months Ended
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Dec. 31, 2012
Interest Income and Other | 5. Interest Income and Other The table below presents the components of “Interest income and other” as shown on the Consolidated Statements of Comprehensive Income (Loss).
|  | Year Ended December 31, |
|  | 2012 |  |  | 2011 |  |  | 2010 |
Interest income |  | $ | 6,350 |  |  | $ | 6,200 |  |  | $ | 5,442 |
Foreign exchange transaction gains (losses), net |  |  | 250 |  |  |  | (560 | ) |  |  | (542 | )
Other |  |  | (941 | ) |  |  | 664 |  |  |  | (477 | )
Interest income and other |  | $ | 5,659 |  |  | $ | 6,304 |  |  | $ | 4,423 |

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- Definition The entire disclosure for interest and other income. + References No definition available. + Details
Name: | us-gaap_InterestAndOtherIncomeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration