Summary of Significant Accounting Policies - Impairment of Long-Lived Assets (Details) - USD ($) |
12 Months Ended | ||
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Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
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Accounting Policies [Abstract] | |||
Impairment charges | $ 0 | $ 0 | $ 0 |
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- References No definition available.
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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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