Certain Balance Sheet Components Summary of the Allowance for Doubtful Accounts (Details) (USD $) In Thousands | 3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2011 | Sep. 30, 2010 | |
| Summary of Allowance for Doubtful Accounts Activity [Line Items] | ||||
| Beginning balance | $ 8,980 | $ 6,298 | $ 9,045 | $ 6,339 |
| Provision (release) of doubtful accounts, net | 175 | (904) | 128 | (242) |
| Accounts written-off | (1,127) | (21) | (1,680) | (194) |
| Effects of change In exchange rates | (576) | 393 | (41) | (137) |
| Ending balance | $ 7,452 | $ 5,766 | $ 7,452 | $ 5,766 |
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- Definition The effect of exchange rate changes on balances held in foreign currencies.
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- Definition A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Total of the adjustments in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
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