Refers to maximum percentage of employee contribution under plan.

No definition available.

Name:	pdex_DefinedContributionPlanEmployeeContributionPercentageOfEmployeeCompensationMaximum
Namespace Prefix:	pdex_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Refers to period of service eligible for plan.

+ References

No definition available.

+ Details

Name:	pdex_PeriodOfServiceEligibleForPlan
Namespace Prefix:	pdex_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the reversal of expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

No definition available.

+ Details

Name:	pdex_ReversalOfPreviouslyRecordedStockBasedCompensationExpense
Namespace Prefix:	pdex_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The amount of the cost recognized during the period for defined contribution plans.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 70

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942

+ Details

Name:	us-gaap_DefinedContributionPlanCostRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage employer matches of the employee's percentage contribution matched.

+ References

No definition available.

+ Details

Name:	us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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

- Definition

Amount of loss contingency liability expected to be resolved within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

+ Details

Name:	us-gaap_LossContingencyAccrualCarryingValueCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717

+ Details

Name:	us-gaap_OperatingLeasesRentExpenseNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Commitments and Contingencies (Details Textuals) (USD $) In Thousands, unless otherwise specified	12 Months Ended							12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 401(k) Plan	Jun. 30, 2013 401(k) Plan	Jun. 30, 2014 AIP	Jun. 30, 2012 AIP	Jun. 30, 2013 AIP	Jun. 30, 2014 LTIP	Jun. 30, 2013 LTIP
Loss Contingencies [Line Items]
Rent expense	$ 518	$ 592
Percentage of matching contributions			25.00%
Percentage of maximum employee contributions			5.00%
Period of service eligible for match			6 months
Compensation expense			31	41		29		(4)	(52)
Reversal of previously recorded compensation expense					9
Accrued awards					$ 20		$ 29	$ 6	$ 10