Description of Business and Significant Accounting Policies Redeemable Noncontrolling Interest (Details) - NCR Manaus [Member]	12 Months Ended
Dec. 31, 2015
Redeemable Noncontrolling Interest [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	49.00%
Redeemable Noncontrolling Interests, Defined Financial Performance Period	5 years

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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