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Favorable Lease Assets - Schedule of Favorable Lease Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Favorable lease assets, net | $ 26,690 | $ 18,013
Westin Boston Waterfront Hotel Ground Lease | Above Market Leases Ground |  |
Finite-Lived Intangible Assets [Line Items] |  |
Carrying amount of the lease | 17,643 | 17,859
Orchards Inn Sedona Annex Sublease | Above Market Leases Ground |  |
Finite-Lived Intangible Assets [Line Items] |  |
Carrying amount of the lease | 8,925 | 0
Lexington Hotel New York Tenant Leases | Above Market Leases Ground |  |
Finite-Lived Intangible Assets [Line Items] |  |
Carrying amount of the lease | $ 122 | $ 154

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