Subsequent Events (Details) - USD ($) $ in Millions	1 Months Ended
Apr. 30, 2022	May 31, 2021
Subsequent Events [Abstract]
Proceeds from sale of tax benefits		$ 4.5
Subsequent Event [Member]
Subsequent Events [Abstract]
Proceeds from sale of tax benefits	$ 1.2

Amount of cash inflow received from the sale of unused NOL carryforwards pursuant to the State of New Jersey's Technology Business Tax Certificate Program, which allowed certain high technology and biotechnology companies to sell unused NOL carryforwards to other New Jersey-based corporate taxpayers.

No definition available.

Name:	pdsb_ProceedsFromSaleOfUnusedNetOperatingLossCarryforwards
Namespace Prefix:	pdsb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration