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Operations and Significant Accounting Policies - New Accounting Standards (Details) - Accounting Standards Update 2015-03 [Member] $ in Millions | 12 Months Ended
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Dec. 31, 2015 USD ($)
Total Assets [Member] |
New Accounting Standards [Line Items] |
Effect of the Adoption | $ (12.6)
Total Liabilities [Member] |
New Accounting Standards [Line Items] |
Effect of the Adoption | $ (12.6)

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