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Income Taxes Income Taxes (Policies)	9 Months Ended
Income Taxes Income Taxes (Policies)	Sep. 30, 2016
Income Tax Disclosure [Abstract]
Income Tax, Policy [Policy Text Block]	we consider all available positive and negative evidence, including scheduled reversals of deferred tax liabilities, projected future taxable income, tax-planning strategies and results of recent operations.

Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements.

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