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Digital Assets (Details)	12 Months Ended
Digital Assets (Details)	Mar. 31, 2026 USD ($)
Digital Assets [Abstract]
Deposited digital asset	$ 500,000

Amount of digital asset deposits.

No definition available.

Name:	pbm_DigitalAssetDeposits
Namespace Prefix:	pbm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

No definition available.

Name:	pbm_DigitalAssetsAbstract
Namespace Prefix:	pbm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration