XML 85 R74.htm IDEA: XBRL DOCUMENT v3.20.1

Accounts receivable, net (Details 2) ¥ in Thousands, $ in Thousands	Dec. 31, 2019 USD ($)	Dec. 31, 2019 CNY (¥)	Dec. 31, 2018 USD ($)	Dec. 31, 2018 CNY (¥)
Accounts receivable	$ 3,586		$ 5,089
ZHEJIANG TIANLAN
Accounts receivable | ¥		¥ 138,778		¥ 153,585
Current
Accounts receivable	1,495		4,485
1 - 30 days past due
Accounts receivable	41		200
31 - 60 days past due
Accounts receivable	1,343		38
61 - 90 days past due
Accounts receivable	99		17
Greater than or equal to 91 days
Accounts receivable	608		349
Past due
Accounts receivable	$ 2,091		$ 604
Within 1 year | ZHEJIANG TIANLAN
Accounts receivable | ¥		96,456		119,233
1 year - 2 years | ZHEJIANG TIANLAN
Accounts receivable | ¥		30,252		21,182
2 years - 3 years | ZHEJIANG TIANLAN
Accounts receivable | ¥		6,260		9,492
3 years - 4 years | ZHEJIANG TIANLAN
Accounts receivable | ¥		5,179		3,225
4 years - 5 years | ZHEJIANG TIANLAN
Accounts receivable | ¥		¥ 631		¥ 453

X

- Definition

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(5))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

+ Details

Name:	us-gaap_AccountsReceivableNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	srt_StatementScenarioAxis=srt_SubsidiaryIssuerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_CurrentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_OneMonthPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_OneToTwoMonthsPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_ThreeMonthsPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_MoreThanThreeMonthsPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_PastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_Within1YearMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_OneYearToTwoYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_TwoYearsToThreeYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_ThreeYearsToFourYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=CLWT_FourYearsToFiveYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: