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Intangible Assets (Tables)
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6 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Jun. 30, 2012
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| Intangible Assets [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Intangible assets |
Intangible assets consist of the following (in thousands):
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| Expected amortization expense |
Amortization expense related to intangible assets totaled $11,000 and $60,000 for each of the three and six months ended June 30, 2012 and totaled $53,000 and $106,000 for each of the three and six months ended June 30, 2011. The aggregate estimated amortization expense for intangible assets remaining as of June 30, 2012 is as follows (in thousands):
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