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Unearned Revenues (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2012
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Dec. 31, 2011
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|---|---|---|
| Maintenance contracts - current | $ 16,755 | $ 9,629 |
| Maintenance contracts - long-term | 3,181 | 2,562 |
| Other | 1,313 | 140 |
| Deferred Revenue | $ 21,249 | $ 12,331 |
| X | ||||||||||
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- Definition
The carrying amount of consideration received or receivable as of the balance sheet date on Maintenance contracts current. No definition available.
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| X | ||||||||||
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- Definition
Amount of other deferred revenue as of the reporting date. No definition available.
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| X | ||||||||||
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- Definition
Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The noncurrent portion of deferred revenue amount as of balance sheet date. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized, and is not expected to be recognized in the next twelve months. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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