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Nature Of Operations and Basis of Presentation (Details) - Accounting Standards Update 2015-17 [Member] $ in Millions | Dec. 31, 2015 USD ($)
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New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Decrease in Current Deferred Income Taxes | $ 8,600
Decrease in Accrued Liabilities | 249
Increase in non-Current Deferred Income Taxes | $ 8,400

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