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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified | 9 Months Ended
--- | ---
Mar. 31, 2015 | Mar. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net loss | $ (438)us-gaap_NetIncomeLoss | $ (512)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 398 us-gaap_DepreciationDepletionAndAmortization | 398 us-gaap_DepreciationDepletionAndAmortization
Gain on sale of investments | (455)us-gaap_MarketableSecuritiesRealizedGainLoss | (27)us-gaap_MarketableSecuritiesRealizedGainLoss
Gain on sale of real estate held for sale |  | (167)pdex_GainOnSaleOfRealEstateHeldForSale
Loss (gain) on retirement of equipment | (1)pdex_GainLossOnOfRetirementAssets1 | 6 pdex_GainLossOnOfRetirementAssets1
Share-based compensation | 14 us-gaap_ShareBasedCompensation | 42 us-gaap_ShareBasedCompensation
Deferred income tax benefit | 5 us-gaap_DeferredIncomeTaxExpenseBenefit |
Allowance for doubtful accounts receivable | 1 us-gaap_ProvisionForDoubtfulAccounts | 18 us-gaap_ProvisionForDoubtfulAccounts
Changes in operating assets and liabilities: |  |
Accounts receivable and other current receivables | (313)us-gaap_IncreaseDecreaseInAccountsReceivable | 189 us-gaap_IncreaseDecreaseInAccountsReceivable
Unbilled receivables | (324)us-gaap_IncreaseDecreaseInUnbilledReceivables | (754)us-gaap_IncreaseDecreaseInUnbilledReceivables
Inventory | (839)us-gaap_IncreaseDecreaseInInventories | 650 us-gaap_IncreaseDecreaseInInventories
Prepaid expenses and other assets | (83)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | (46)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Accounts payable, accrued expenses and deferred rent | 1,352 pdex_IncreaseDecreaseInAccountsPayableAndAccruedLiabilitiesAndDeferredRent | (272)pdex_IncreaseDecreaseInAccountsPayableAndAccruedLiabilitiesAndDeferredRent
Deferred revenue | 298 us-gaap_IncreaseDecreaseInDeferredRevenue | 136 us-gaap_IncreaseDecreaseInDeferredRevenue
Income taxes payable | (53)us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable | (4)us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable
Net cash used in operating activities | (438)us-gaap_NetCashProvidedByUsedInOperatingActivities | (343)us-gaap_NetCashProvidedByUsedInOperatingActivities
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchase of investments | (12)us-gaap_PaymentsToAcquireInvestments | (327)us-gaap_PaymentsToAcquireInvestments
Purchases of equipment and leasehold improvements | (242)us-gaap_PaymentsToAcquireProductiveAssets | (25)us-gaap_PaymentsToAcquireProductiveAssets
Business acquisitions | (865)us-gaap_PaymentsToAcquireBusinessesGross |
Purchase of notes receivable | (1,236)us-gaap_PaymentsToAcquireNotesReceivable |
Proceeds from sale of real estate held for sale |  | 900 us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment
Proceeds from sale of equipment | 1 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment | 4 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Proceeds from sale of investments | 1,324 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity | 88 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity
Increase in intangibles | (50)us-gaap_PaymentsToAcquireIntangibleAssets | (53)us-gaap_PaymentsToAcquireIntangibleAssets
Net cash provided by (used in) investing activities | (1,080)us-gaap_NetCashProvidedByUsedInInvestingActivities | 587 us-gaap_NetCashProvidedByUsedInInvestingActivities
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Purchase of common stock | (154)us-gaap_PaymentsForRepurchaseOfCommonStock |
Proceeds from exercise of stock options |  | 6 us-gaap_ProceedsFromStockOptionsExercised
Repurchase of stock options | (32)pdex_RepurchaseOfStockOptions |
Payments made for common stock rights offering | (3)pdex_NetProceedsReceivedFromCommonStockRightsOffering |
Principal payments on capital lease | (6)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (4)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations
Net cash provided by (used in) financing activities | (195)us-gaap_NetCashProvidedByUsedInFinancingActivities | 2 us-gaap_NetCashProvidedByUsedInFinancingActivities
Net increase (decrease) in cash and cash equivalents | (1,713)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 246 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents, beginning of period | 3,188 us-gaap_CashAndCashEquivalentsAtCarryingValue | 1,680 us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents, end of period | 1,475 us-gaap_CashAndCashEquivalentsAtCarryingValue | 1,926 us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental disclosures of cash flow information: |  |
Promissory note issued in conjunction with a business acquisition | 100 us-gaap_NotesIssued1 |
Interest | 4 us-gaap_InterestPaidNet | 7 us-gaap_InterestPaidNet
Income taxes | $ 9 us-gaap_IncomeTaxesPaidNet | $ 7 us-gaap_IncomeTaxesPaidNet

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3044-108585 + Details
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- Definition The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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- Definition The cash outflow to reacquire common stock during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 + Details
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- Definition The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the purchase of all investments (debt, security, other) during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 + Details
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- Definition The cash outflow to acquire an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among myriad other features and characteristics. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 + Details
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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 + Details
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- Definition The cash inflow associated with the sale of equity securities classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26853-111562 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 + Details
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- Definition Cash received from the sale of real estate that is held for investment, that is, it is part of an investing activity during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 + Details
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- Definition Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.5) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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