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Commitments and Contingencies (Tables)
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9 Months Ended | ||||||||||||||||||||||||||||||||||||||||
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Sep. 30, 2013
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| Commitments and Contingencies Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||
| Schedule of contract commitments | Contract commitments as of September 30, 2013 are summarized as follows (in thousands):
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