Basis of Presentation and Principles of Consolidation - Narrative (Details) (Glacier Park Inc)	3 Months Ended
Mar. 31, 2015 Lodges
Glacier Park Inc
Business Acquisition [Line Items]
Ownership Percentage by Parent	80.00%
Number of Lodges	7
Lease term	42 years

Term of the lessee's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_LesseeLeasingArrangementsOperatingLeasesTermOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration