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Property and Equipment (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
|---|---|---|
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Mar. 31, 2013
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Dec. 31, 2012
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|
| Cost: | ||
| Property and equipment, gross | $ 34,552 | $ 33,947 |
| Less accumulated depreciation and amortization | (23,279) | (22,156) |
| Property and equipment, net | 11,273 | 11,791 |
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Office furniture and fixtures [Member]
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| Cost: | ||
| Property and equipment, gross | 3,643 | 3,613 |
|
Computer equipment and software [Member]
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||
| Cost: | ||
| Estimated Useful Life | 3 years | |
| Property and equipment, gross | 22,673 | 22,098 |
|
Other office equipment [Member]
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||
| Cost: | ||
| Estimated Useful Life | 5 years | |
| Property and equipment, gross | 598 | 598 |
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Leasehold improvements [Member]
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| Cost: | ||
| Estimated Useful Life | Shorter of the term of the lease or useful life of the asset | |
| Property and equipment, gross | $ 7,638 | $ 7,638 |
|
Minimum [Member] | Office furniture and fixtures [Member]
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||
| Cost: | ||
| Estimated Useful Life | 5 years | |
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Maximum [Member] | Office furniture and fixtures [Member]
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||
| Cost: | ||
| Estimated Useful Life | 7 years |
| X | ||||||||||
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- Definition
The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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