Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parenthetical)		6 Months Ended
Jun. 02, 2020	Jun. 30, 2020
Statement of Financial Position [Abstract]
Reverse stock split ratio	0.2	0.2

Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SAB TOPIC 4.C)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187143-122770

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration