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Trade and other receivables, net - Allowance for credit losses (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2025	Dec. 31, 2024
Trade and other receivables, net
Balance - Beginning of the period	$ 158	$ 76
Provision for allowance for expected credit losses	373	82
Balance - End of the period	$ 531	$ 158

X

- Definition

Amount of allowance for credit loss for right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time and allowance for credit loss for right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

+ References

No definition available.

+ Details

Name:	prof_AccountsReceivableAndContractWithCustomerAssetAllowanceForCreditLossCurrent
Namespace Prefix:	prof_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of expense (reversal of expense) for expected credit loss on right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time and for expected credit loss on accounts receivable.

+ References

No definition available.

+ Details

Name:	prof_AccountsReceivableAndContractWithCustomerAssetCreditLossExpenseReversal
Namespace Prefix:	prof_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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