Business Acquisition, Equity Interest Issued Or Issuable, Trading Day Period

No definition available.

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- Definition

Business Acquisition, Numerator For Calculation Of Number Of Shares Of Equity Interests Issued To Acquire Entity

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Business Combination, Consideration, Liability, Deferred Consideration Payable

+ References

No definition available.

+ Details

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- Definition

Contingent Liability, Milestone, Potential Achievements, Net Sales Milestone And Regulatory Approval

+ References

No definition available.

+ Details

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- Definition

Contingent Liability, Milestone, Potential Achievements, Priority Review Voucher Amount

+ References

No definition available.

+ Details

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Balance Type:	credit
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- Definition

Contingent Liability, Milestone, Potential Achievements, Product Sales Percentage

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Represents the development milestones payments which the entity is obligated to pay under certain contractual agreements.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Number of shares of equity interests issued or issuable to acquire entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

+ Details

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Period Type:	duration

- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(3)
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-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
-Subparagraph (h)(2)
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Balance Type:	credit
Period Type:	duration

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=116868678&loc=d3e1043-128460

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Section 30
-Paragraph 8
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+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

+ References

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
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-SubTopic 30
-Section 25
-Paragraph 6
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+ Details

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Period Type:	instant

- Definition

Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer.

+ References

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-Publisher FASB
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-SubTopic 30
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-Section 35
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Balance Type:	credit
Period Type:	instant

- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
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+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ References

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-Publisher FASB
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-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
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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

+ Details

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- Definition

Number of shares of stock issued during the period pursuant to acquisitions.

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- Definition

Value of stock issued pursuant to acquisitions during the period.

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-Name Accounting Standards Codification
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Acquisitions - Narrative (Details) - USD ($) $ in Thousands			1 Months Ended	3 Months Ended	9 Months Ended		12 Months Ended
Acquisitions - Narrative (Details) - USD ($) $ in Thousands	Aug. 23, 2018	Apr. 20, 2017	Sep. 30, 2018	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018	Jul. 23, 2018
Finite-Lived Intangible Assets [Line Items]
Contingent consideration payable					$ 344,900		$ 310,240
Deferred consideration payable					$ 19,300		$ 18,300
Issuance of common stock related to acquisition				$ 155,861		$ 155,861
Useful life					7 years
Loans								$ 10,000
Non-collaborative Arrangement Transactions \| Marathon Pharmaceuticals, LLC
Finite-Lived Intangible Assets [Line Items]
Cash consideration		$ 75,000
Equity Interest Issued, number of shares (in shares)		6,683,598
Numerator for calculation of number of shares of equity interests issued to acquire entity		$ 65,000
Trading day period		15 days
Development milestone payments which the entity is obligated to pay		$ 50,000
Agilis
Finite-Lived Intangible Assets [Line Items]
Cash consideration	$ 49,221
Equity Interest Issued, number of shares (in shares)	3,500,907
Fair value of PTC common stock issued	$ 155,860
Estimated fair value of contingent consideration payable	290,500
Deferred consideration payable	38,100
Consideration Transferred	533,681
Acquisition Related Costs						1,500
Net loss attributable to common stockholders				(52,458)		(89,976)
Issuance of common stock related to acquisition (in shares)							3,500,907
Numerator for calculation of number of shares of equity interests issued to acquire entity	$ 150,000
Trading day period	10 days
Earnings (loss) of acquire since acquisition date			$ (1,900)
Development milestone payments which the entity is obligated to pay	$ 40,000						$ 40,000
Agilis \| Non-collaborative Arrangement Transactions
Finite-Lived Intangible Assets [Line Items]
Development milestone payments which the entity is obligated to pay					$ 40,000
Acquisition-related Costs \| Agilis
Finite-Lived Intangible Assets [Line Items]
Net loss attributable to common stockholders				$ 800		$ 1,500
Maximum \| Agilis
Finite-Lived Intangible Assets [Line Items]
Priority review voucher amount					535,000		535,000
Net sales amount					$ 150,000		$ 150,000
Product sales					6.00%		6.00%
Development milestone payments which the entity is obligated to pay					$ 60,000		$ 60,000
Minimum \| Agilis
Finite-Lived Intangible Assets [Line Items]
Product sales					2.00%		2.00%