Real Estate - Schedule of Purchase Price Allocations (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2019	Dec. 31, 2018
Purchase Price Allocation
Land	$ 8,094	$ 38,086
Buildings and improvements	21,169	129,586
Acquisition-related intangible assets (Note 6)	2,931	26,693
Acquisition-related intangible liabilities (Note 6)	0	(7,902)
Net assets acquired	32,194	186,463
Consideration
Cash	32,034	147,985
Liabilities assumed	160	2,597
Existing interest in previously unconsolidated investment	0	35,881
Total Consideration	$ 32,194	$ 186,463

Business combination, recognized identifiable assets acquired and liabilities assumed, buildings and improvements.

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Business combination, recognized identifiable assets acquired and liabilities assumed, intangible assets.

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Business combination, recognized identifiable assets acquired and liabilities assumed, intangible liabilities.

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Existing interest in previously unconsolidated investment.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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Amount of real estate acquired, at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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