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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of increase in real estate investments related to improvements for entities with a substantial portion of business acquiring and holding investment real estate.

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Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) segment shares	Dec. 31, 2015 USD ($) shares	Dec. 31, 2014 USD ($) shares
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
Remaining contractual payments under ground lease agreements	$ 42,953
Taxable income minimum distribution portion not subject to federal taxation (in percentage)	90.00%
Real estate improvements	$ 41,400	$ 28,100
Acquisition transaction costs	824	965	$ 961
Allowance for doubtful accounts receivable	5,200	4,500
Payroll related costs capitalized	$ 1,200	$ 1,100	$ 947
Warrants outstanding (in shares) \| shares	0	0
Number of segments \| segment	1
Public Warrants
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
Warrants outstanding (in shares) \| shares			41,400,000
Private Placement Warrants
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
Warrants outstanding (in shares) \| shares			8,000,000
Minimum \| Building
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
PPE useful life (in years)	39 years
Minimum \| Building Improvements
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
PPE useful life (in years)	10 years
Minimum \| Furniture and Fixtures
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
PPE useful life (in years)	3 years
Maximum \| Building
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
PPE useful life (in years)	40 years
Maximum \| Building Improvements
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
PPE useful life (in years)	20 years
Maximum \| Furniture and Fixtures
Organization, Basis of Presentation and Summary of Significant Accounting Policies (Details) [Line Items]
PPE useful life (in years)	10 years