XML 80 R68.htm IDEA: XBRL DOCUMENT v3.21.2

CONTINGENCIES (Details)	May 11, 2021 classAction
Commitments and Contingencies Disclosure [Abstract]
Number of class actions	2

X

- Definition

Loss Contingency, Number of Class Actions

+ References

No definition available.

+ Details

Name:	pct_LossContingencyNumberOfClassActions
Namespace Prefix:	pct_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration