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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Mar. 31, 2015 | Mar. 31, 2014
Income Statement [Abstract] |  |  |  |
Net sales | $ 3,922 us-gaap_SalesRevenueNet | $ 2,404 us-gaap_SalesRevenueNet | $ 9,310 us-gaap_SalesRevenueNet | $ 7,599 us-gaap_SalesRevenueNet
Cost of sales | 2,877 us-gaap_CostOfRevenue | 1,864 us-gaap_CostOfRevenue | 6,741 us-gaap_CostOfRevenue | 5,564 us-gaap_CostOfRevenue
Gross profit | 1,045 us-gaap_GrossProfit | 540 us-gaap_GrossProfit | 2,569 us-gaap_GrossProfit | 2,035 us-gaap_GrossProfit
Operating expenses: |  |  |  |
Selling expenses | 363 us-gaap_SellingExpense | 177 us-gaap_SellingExpense | 691 us-gaap_SellingExpense | 408 us-gaap_SellingExpense
General and administrative expenses | 592 us-gaap_GeneralAndAdministrativeExpense | 420 us-gaap_GeneralAndAdministrativeExpense | 1,542 us-gaap_GeneralAndAdministrativeExpense | 1,304 us-gaap_GeneralAndAdministrativeExpense
Research and development costs | 480 us-gaap_ResearchAndDevelopmentExpense | 381 us-gaap_ResearchAndDevelopmentExpense | 1,309 us-gaap_ResearchAndDevelopmentExpense | 1,121 us-gaap_ResearchAndDevelopmentExpense
Total operating expenses | 1,435 us-gaap_OperatingExpenses | 978 us-gaap_OperatingExpenses | 3,542 us-gaap_OperatingExpenses | 2,833 us-gaap_OperatingExpenses
Operating loss | (390)us-gaap_OperatingIncomeLoss | (438)us-gaap_OperatingIncomeLoss | (973)us-gaap_OperatingIncomeLoss | (798)us-gaap_OperatingIncomeLoss
Interest expense | (1)us-gaap_InterestExpense | (2)us-gaap_InterestExpense | (4)us-gaap_InterestExpense | (7)us-gaap_InterestExpense
Interest income | 1 us-gaap_OtherNonoperatingIncome | 1 us-gaap_OtherNonoperatingIncome | 6 us-gaap_OtherNonoperatingIncome | 11 us-gaap_OtherNonoperatingIncome
Gain from disposal of equipment | 1 us-gaap_GainLossOnDispositionOfAssets1 |  | 1 us-gaap_GainLossOnDispositionOfAssets1 |
Realized gain on sale of investments | 395 us-gaap_MarketableSecuritiesRealizedGainLoss | 27 us-gaap_MarketableSecuritiesRealizedGainLoss | 455 us-gaap_MarketableSecuritiesRealizedGainLoss | 27 us-gaap_MarketableSecuritiesRealizedGainLoss
Income (loss) from continuing operations before income taxes | 6 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest | (412)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest | (515)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest | (767)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Income tax (expense) benefit | (98)us-gaap_IncomeTaxExpenseBenefit | 54 us-gaap_IncomeTaxExpenseBenefit | 40 us-gaap_IncomeTaxExpenseBenefit | 88 us-gaap_IncomeTaxExpenseBenefit
Loss from continuing operations | (92)us-gaap_IncomeLossFromContinuingOperations | (358)us-gaap_IncomeLossFromContinuingOperations | (475)us-gaap_IncomeLossFromContinuingOperations | (679)us-gaap_IncomeLossFromContinuingOperations
Income (loss) from discontinued operations, net of income taxes | 16 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | (27)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 37 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 167 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
Net loss | (76)us-gaap_NetIncomeLoss | (385)us-gaap_NetIncomeLoss | (438)us-gaap_NetIncomeLoss | (512)us-gaap_NetIncomeLoss
Other comprehensive income, net of tax: |  |  |  |
Unrealized gain from marketable equity investments |  | 20 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax |  | 225 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
Less: Reclassification of realized gains included in net loss |  | (27)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax |  | (27)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax
Comprehensive loss | $ (76)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest | $ (392)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest | $ (438)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest | $ (314)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
Basic and diluted net loss per share: |  |  |  |
Loss from continuing operations (in dollars per share) | $ (0.02)us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare | $ (0.11)us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare | $ (0.11)us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare | $ (0.20)us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare
Income (loss) from discontinued operations (in dollars per share) |  | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare | $ 0.01 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare | $ 0.05 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare
Net loss (in dollars per share) | $ (0.02)us-gaap_EarningsPerShareBasicAndDiluted | $ (0.12)us-gaap_EarningsPerShareBasicAndDiluted | $ (0.10)us-gaap_EarningsPerShareBasicAndDiluted | $ (0.15)us-gaap_EarningsPerShareBasicAndDiluted
Weighted average common shares outstanding: |  |  |  |
Basic (in shares) | 4,158 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 3,342 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 4,179 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 3,344 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Diluted (in shares) | 4,158 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 3,342 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 4,179 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 3,344 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Common shares outstanding (in shares) | 4,140 pdex_WeightedAverageCommonSharesOutstanding | 3,344 pdex_WeightedAverageCommonSharesOutstanding | 4,140 pdex_WeightedAverageCommonSharesOutstanding | 3,344 pdex_WeightedAverageCommonSharesOutstanding

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- Definition The aggregate amount of other income amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373 + Details
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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition Expenses recognized in the period that are directly related to the selling and distribution of products or services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1505-109256 + Details
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1448-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Weighted-Average Number of Common Shares Outstanding -URI http://asc.fasb.org/extlink&oid=6528421 + Details
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