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Loss Per Share (Details Textual) - Restricted shares granted on June 30, 2015 [Member] - shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Vested restricted shares granted	5,834	57,832
Unvested restricted shares	1,505,833	84,830

X

- Definition

Unvested restricted shares.

+ References

No definition available.

+ Details

Name:	cbat_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsUnvestedAndExpectedToUnvestOutstandingNumber1
Namespace Prefix:	cbat_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Vested restricted shares granted.

+ References

No definition available.

+ Details

Name:	cbat_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber1
Namespace Prefix:	cbat_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_EquityInterestIssuedOrIssuableByTypeAxis=cbat_RestrictedSharesGrantedOnJuneThreeZeroTwoZeroOneFiveMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: