Intangibles Schedule of Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Finite-Lived Intangible Assets [Line Items]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

The gross carrying amounts and accumulated amortization are as follows (in thousands):

		December 31, 2017					December 31, 2016
Intangible Asset	Useful Life	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Ground leases	8-57 years	$	32,165	$	(1,409	)	$	33,270	$	(600	)
In-place leases	7 years	100,843		(45,576		)	98,235		(31,796		)
Franchise fees and other intangible assets	15 years	1,880		(1,451		)	1,880		(1,155		)
Total		$	134,888	$	(48,436	)	$	133,385	$	(33,551	)

Schedule of Intangible Assets Amortization Expense [Table Text Block]

Total amortization expenses related to our intangible assets are as follows (in thousands):

	Year Ended December 31,
Intangible Asset	2017		2016		2015
Ground leases	$	809	$	600	$	—
In-place leases	13,812		11,559		8,299
Franchise fees and other intangible assets	301		535		516
Total	$	14,922	$	12,694	$	8,815

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

We anticipate amortization expense for our intangible assets to be as follows for the next five years (in thousands):

	Year
	2018		2019		2020		2021		2022
Estimated expense	$	14,507	$	13,591	$	11,863	$	11,471	$	6,870