Note L - Major Customer (Details Textual)	12 Months Ended
Jun. 30, 2023	Jun. 30, 2022
Revenue Benchmark [Member] \| Customer Concentration Risk [Member]
Number of Major Customers	1	1

Represents the number of major customers accounting for 10% or more of the specified concentration risk benchmark, which includes, but not limited to, sales revenue, accounts receivable, etc.

No definition available.

Name:	pcyn_NumberOfMajorCustomers
Namespace Prefix:	pcyn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration