XML 49 R27.htm IDEA: XBRL DOCUMENT
v2.4.1.9

COMMITMENTS AND CONTINGENCIES (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 1 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 28, 2015 | Mar. 31, 2015
Other Commitments [Line Items] |  |
Decrease in cash pledged |  | $ (3,969)us-gaap_IncreaseDecreaseInRestrictedCash
Grants received |  | 18,131 psti_AggregateGrantsReceived
Royalty payable based on grants received |  | 100.00%psti_RoyaltyRatePayableOnGrantsReceived
Accrued and paid royalties |  | 63 psti_RoyaltiesAmountPaidAndAccrued
Contingent liability amount |  | 18,068 us-gaap_RoyaltyGuaranteesCommitmentsAmount
Non-refundable payment agreed to be paid by lessor | 925 psti_NonRefundablePaymentAgreedToBePaidByLessor |
Value of restricted stock to be issued to contractor, upon completion of future milestone |  |
Scenario, Forecast [Member] |  |
Other Commitments [Line Items] |  |
Value of restricted stock to be issued to contractor, upon completion of future milestone | $ 419 us-gaap_StockIssuedDuringPeriodValueIssuedForServices / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember |
Restricted stocks to be issued to contractor, upon completion of future milestone | 100,004 us-gaap_StockIssuedDuringPeriodSharesIssuedForServices / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember |
Minimum [Member] |  |
Other Commitments [Line Items] |  |
Royalty rate |  | 3.00%psti_RoyaltyRateSales / us-gaap_RangeAxis = us-gaap_MinimumMember
Maximum [Member] |  |
Other Commitments [Line Items] |  |
Royalty rate |  | 4.00%psti_RoyaltyRateSales / us-gaap_RangeAxis = us-gaap_MaximumMember

X
- Definition Aggregate revenue received from grants as of the balance sheet date. + References No definition available. + Details
Name: | psti_AggregateGrantsReceived
Namespace Prefix: | psti_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of non-refundable payment agreed to be paid by lessor, which will represent his participation in the leasehold improvements. + References No definition available. + Details
Name: | psti_NonRefundablePaymentAgreedToBePaidByLessor
Namespace Prefix: | psti_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of royalty paid or accrued. + References No definition available. + Details
Name: | psti_RoyaltiesAmountPaidAndAccrued
Namespace Prefix: | psti_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum royalty payable based on a percentage of grants received. + References No definition available. + Details
Name: | psti_RoyaltyRatePayableOnGrantsReceived
Namespace Prefix: | psti_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Royalty rate payable calculated as a percentage of the sale of products and other related revenues generated from such projects. + References No definition available. + Details
Name: | psti_RoyaltyRateSales
Namespace Prefix: | psti_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as investing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 Reference 2: 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 3: 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=31042434&loc=d3e3213-108585 + Details
Name: | us-gaap_IncreaseDecreaseInRestrictedCash
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_OtherCommitmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount the entity has committed to make for future royalty guarantees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 440 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473578&loc=d3e63223-108013 + Details
Name: | us-gaap_RoyaltyGuaranteesCommitmentsAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesIssuedForServices
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodValueIssuedForServices
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |