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Basis of Presentation and Principles of Consolidation - Narrative (Details) $ in Millions	9 Months Ended
	Sep. 30, 2016 Segment	Dec. 31, 2015 USD ($)
Business Acquisition [Line Items]
Number of reportable segments	3
Adjustments for New Accounting Principle, Early Adoption
Business Acquisition [Line Items]
Reclassification of unamortized debt issuance costs from other long-term assets to a reduction in long-term debt \| $		$ 1.6
Travel & Recreation Group
Business Acquisition [Line Items]
Number of business lines	4

Amount of cumulative effect of the change in accounting principle or new accounting pronouncement on retained earnings or other components of equity or net assets in the statement of financial position as of the beginning of the earliest period presented.

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