Discontinued Operations (Details) - USD ($) $ in Thousands	Jan. 27, 2020	Jan. 07, 2020
Discontinued Operations and Disposal Groups [Abstract]
Proceeds from Sale of Buildings	$ 2,500	$ 2,500

The cash inflow from sale of buildings.

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=121586364&loc=d3e3179-108585

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