Significant Accounting Policies - Schedule of Property and Equipment Estimated Useful Lives (Details) (Parenthetical) (Leasehold Improvements, Maximum)
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12 Months Ended | |||
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Dec. 31, 2014
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Leasehold Improvements | Maximum
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Property Plant And Equipment [Line Items] | ||||
Property and equipment, useful life | 10 years | [1] | ||
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