XML 72 R61.htm IDEA: XBRL DOCUMENT v3.22.4

Summary of significant accounting policies (Details 2) - shares	Dec. 31, 2021	Mar. 03, 2021	Dec. 31, 2020	Oct. 08, 2019
Shares issued	7,899,832	2,061,900	7,899,832	1,030,950
Previously reported
Shares issued	5,322,459		3,260,559
Restatement
Shares issued	7,899,832		7,899,832

X

- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_CommonStockSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	srt_RestatementAxis=srt_ScenarioPreviouslyReportedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RestatementAxis=clwt_RestatementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: