Name:	pbts_FairValueAssumptionExpectedDividendRate
Namespace Prefix:	pbts_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

No definition available.

Name:	pbts_FairValueAssumptionExpectedVolatilityRate
Namespace Prefix:	pbts_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

Risk-free interest rate.

No definition available.

Name:	pbts_RiskfreeInterestRate
Namespace Prefix:	pbts_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

Name:	pbts_ScheduleOfConversionOfConvertibleNoteAbstract
Namespace Prefix:	pbts_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Amount of addition (reduction) to the amount at which an instrument classified in shareholders' equity could be incurred (settled) in a current transaction between willing parties.

No definition available.

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

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Discount rate used by lessee to determine present value of finance lease payments.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980