Intangibles and Goodwill (Details) - USD ($)		9 Months Ended
		Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life		10 years
Finite-Lived Intangible Assets, Gross		$ 252,540,000		$ 240,570,000
Finite-Lived Intangible Assets, Accumulated Amortization		(30,466,000)		(12,028,000)
Finite-Lived Intangible Assets, Net		222,074,000		228,542,000
Amortization of Intangible Assets		$ 18,438,000	$ 6,014,000
Contractual Rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	[1]			216,690,000.000
Finite-Lived Intangible Assets, Accumulated Amortization	[1]			(10,834,000.000)
Finite-Lived Intangible Assets, Net	[1]			205,856,000.000
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	[1]			23,880,000.000
Finite-Lived Intangible Assets, Accumulated Amortization	[1]			(1,194,000.000)
Finite-Lived Intangible Assets, Net	[1]			$ 22,686,000.000

[1] (1) The Company acquired certain intangible assets as part of the Noden Transaction, as described further in Note 18.