XML 33 R47.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Long-term debt (Details) (USD $) | 1 Months Ended | 12 Months Ended | 1 Months Ended
--- | --- | --- | ---
Jul. 31, 2013 | Dec. 31, 2013 | Dec. 31, 2010 | Sep. 30, 2009 item
Debt |  |  |  |
Paid outstanding principal and interest, due under promissory notes issued | $ 2,600,000 us-gaap_RepaymentsOfDebt |  |  |
Gains (Losses) on Extinguishment of Debt |  | (130,000)us-gaap_GainsLossesOnExtinguishmentOfDebt |  |
Secured debt facility |  |  |  |
Debt |  |  |  |
Maximum borrowing capacity |  |  |  | 25,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_SecuredDebtMember
Amount borrowed |  |  | $ 10,000,000 us-gaap_ProceedsFromLinesOfCredit / us-gaap_CreditFacilityAxis = us-gaap_SecuredDebtMember | $ 12,500,000 us-gaap_ProceedsFromLinesOfCredit / us-gaap_CreditFacilityAxis = us-gaap_SecuredDebtMember
Number of lenders |  |  |  | 2 ptct_DebtInstrumentNumberOfLenders / us-gaap_CreditFacilityAxis = us-gaap_SecuredDebtMember

X
- Definition Represents the number of lenders associated to provide the debt facility. + References No definition available. + Details
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- Details
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Balance Type: | na
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + 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 (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12317-112629 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12355-112629 + Details
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Balance Type: | credit
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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Balance Type: | credit
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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 Reference 3: 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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References No definition available. + Details
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