XML 100 R89.htm IDEA: XBRL DOCUMENT v3.4.0.3

22. Segment information (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenue	$ 18,822	$ 18,602	$ 21,645
Geographical analysis of long-lived assets	811	889
The PRC
Revenue	10,950	12,392	15,867
Geographical analysis of long-lived assets	279	321
Hong Kong
Revenue	6,177	5,919	5,511
Geographical analysis of long-lived assets	532	568
Others
Revenue	$ 1,695	$ 291	$ 267

X

- References

No definition available.

+ Details

Name:	CLWT_GeographicalAnalysisOfLonglivedAssets
Namespace Prefix:	CLWT_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_Revenues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=CLWT_ThePRCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=CLWT_HongKongMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=CLWT_OtherGeographicAreaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: