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Summary of Significant Accounting Policies - Narrative (Details) - USD ($) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2017 | Dec. 31, 2016
Accrual for tax uncertainties | $ 0 | $ 0
Minimum | Buildings, Land Improvements, and Building Improvements |  |
Useful life | 15 years |
Minimum | Furniture, fixtures and equipment |  |
Useful life | 1 year |
Maximum | Buildings, Land Improvements, and Building Improvements |  |
Useful life | 40 years |
Maximum | Furniture, fixtures and equipment |  |
Useful life | 10 years |

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- Definition Amount recognized for uncertainty in income taxes classified as noncurrent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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