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Summary of Significant Accounting Policies Contract costs (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | 12 Months Ended | |
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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Dec. 31, 2012
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| Contract Start-up Costs [Abstract] | ||||
| Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] | 2.2 | 1.8 | ||
| Amortization | $ 200 | $ 100 | $ 500 | |
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- Details
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- Definition
The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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