BASIS OF PRESENTATION (Details Narrative) $ in Thousands	Jun. 30, 2016 USD ($)
Accrued Liabilities [Member]
Deferred rent, current portion	$ 79

For a classified balance sheet, the cumulative difference between the rental income or payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, more than one year after the balance sheet date.

No definition available.

Name:	pdex_DeferredRentCreditNoncurrent1
Namespace Prefix:	pdex_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant