Equity impact of the value of stock bought back by the entity at the exercise price or redemption price.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

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

Stockholders' Equity - Public Offerings (Details) - USD ($)	1 Months Ended	12 Months Ended
	May 31, 2018	Dec. 31, 2021	Dec. 31, 2018
Public offerings
Consideration for redemption of shares		$ 0
Proceeds from short-swing profit disgorgement			$ 557,000
M L Acquisition Company LLC And M L Related Parties
Public offerings
Proceeds from short-swing profit disgorgement	$ 557,000