Real Estate Investment Real Estate Investment - Property Disposition (Details) $ in Millions	Apr. 01, 2019 USD ($)
Subsequent Event \| Waynesboro Commons \| Waynesboro Commons \| Held-for-sale
Real Estate Properties [Line Items]
Contract price	$ 1.1

Cash received from the sale of real estate that is held for investment, that is, it is part of an investing activity during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585

Name:	us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration