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Significant Accounting Policies (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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| Summary of Allowance for Losses Progression | |||
| Beginning balance January 1 | $ 2,102 | $ 2,582 | $ 2,278 |
| (Write offs) of bad debts, net of collections of previous write offs | (38) | (480) | 4 |
| Bad debt provision | 304 | ||
| Ending balance at December 31 | $ 2,064 | $ 2,102 | $ 2,582 |
| X | ||||||||||
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- Definition
Amount of direct write-downs of receivables charged against the allowance for doubtful accounts. No definition available.
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| X | ||||||||||
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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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| X | ||||||||||
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- Definition
Amount of the current period expense charged against operations, the offset which is generally to the allowance for doubtful accounts for the purpose of reducing receivables, including notes receivable, to an amount that approximates their net realizable value (the amount expected to be collected). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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