Commitments and Contingencies (Tables)
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12 Months Ended | |||||||||||||||||||||||||||||||||||
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Dec. 31, 2012
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Commitments And Contingencies Tables | ||||||||||||||||||||||||||||||||||||
Future minimum maintenance fee payments |
Future minimum maintenance fee payments are as follows:
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Future minimum lease payments under these non-cancelable leases |
Future minimum lease payments under these non-cancelable leases are approximately as follows:
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