Percentage of reimbursement for negotiating fee.

No definition available.

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Namespace Prefix:	ppta_
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- Definition

Amount of asset from government assistance, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 832
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483507/832-10-50-3

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Amount of increase in asset from government assistance.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Indicates line item in statement of financial position that includes increase in asset from government assistance.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	enum2:enumerationSetItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of government assistance awarded that comprises amount received, receivable, and to be received unless condition for government assistance is not met. Includes, but is not limited to, government grant, assistance, incentive, award, subsidy, and loan.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 832
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483507/832-10-50-3

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of decrease (increase) in expense from government assistance.

+ References

+ Details

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

- Definition

Indicates line item in statement of income or comprehensive income that includes decrease (increase) in expense from government assistance.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	enum2:enumerationSetItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

+ Details

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Balance Type:	na
Period Type:	duration

- Details

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- Details

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- Details

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- Details

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- Details

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Government Grants (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
Government Grants (Details) - USD ($) $ in Thousands	May 02, 2024	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	May 31, 2025	Aug. 31, 2023	Jul. 25, 2023	Dec. 16, 2022
Government Grants
Government grants receivable		$ 1,458		$ 1,458		$ 305
TIA
Government Grants
Government grants receivable	$ 0
DPA
Government Grants
Amount of grants awarded	59,200
Estimated additional grant income	$ 34,400
Government Assistance, Asset, Increase, Statement of Financial Position [Extensible Enumeration]	Accounts Receivable, after Allowance for Credit Loss, Current
Government grant, reimbursement of certain costs incurred		$ 0	$ 3,900	$ 0	$ 10,000
Government Assistance, Expense, Decrease (Increase), Statement of Income or Comprehensive Income [Extensible Enumeration]		Government Assistance, Income, Increase (Decrease)	Government Assistance, Income, Increase (Decrease)	Government Assistance, Income, Increase (Decrease)	Government Assistance, Income, Increase (Decrease)
DPA \| Maximum
Government Grants
Amount of grants awarded									$ 24,800
DPA \| Maximum \| TIA
Government Grants
Amount of grants awarded										$ 24,800
DOTC
Government Grants
Amount of grants awarded								$ 27,100
Government grant, reimbursement of certain costs incurred		$ 1,400	$ 1,000	$ 2,400	$ 1,300
Government Assistance, Expense, Decrease (Increase), Statement of Income or Comprehensive Income [Extensible Enumeration]		Government Assistance, Income, Increase (Decrease)	Government Assistance, Income, Increase (Decrease)	Government Assistance, Income, Increase (Decrease)	Government Assistance, Income, Increase (Decrease)
Government grants receivable		$ 1,458		$ 1,458		$ 305
Reimbursement for negotiating fee (in percent)								12.00%
DOTC \| Maximum
Government Grants
Amount of grants awarded		$ 4,700		$ 4,700			$ 6,900	$ 15,500
DOTC \| Location, Statement of Income, Balance [Axis]: us-gaap:GovernmentAssistanceAmount
Government Grants
Reimbursement for negotiating fee (in percent)		12.00%	12.00%	12.00%	12.00%