The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585

Name:	us-gaap_PaymentsToAcquireRealEstate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Real Estate Investments Real Estate Investments - Summary of Properties Acquired (Details) $ in Thousands		3 Months Ended
	Feb. 27, 2020 USD ($) a	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)
Real Estate [Line Items]
Purchase price		$ 11,432	$ 0
Land \| 145 King of Prussia Road
Real Estate [Line Items]
Area of land (in acres) \| a	7.75
Purchase price	$ 11,250