Business combination contingent consideration aggregate fair market value.

No definition available.

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- Definition

Business combination contingent consideration arrangements target revenue.

+ References

No definition available.

+ Details

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Namespace Prefix:	trxc_
Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Business combination contingent consideration fair market value payment.

+ References

No definition available.

+ Details

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- Definition

Escrow and security interest expiration date.

+ References

No definition available.

+ Details

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Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Escrow and security interest term.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Expected cash amount on hand to pay contingent consideration payable.

+ References

No definition available.

+ Details

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

- Definition

Expected gross proceeds from financing to pay contingent consideration payable.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Securities consideration held in escrow percentage.

+ References

No definition available.

+ Details

Name:	trxc_SecuritiesConsiderationHeldInEscrowPercentage
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Simple interest rate on expected financing to pay contingent consideration payable.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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

+ References

+ Details

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Balance Type:	na
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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Data Type:	xbrli:stringItemType
Balance Type:	na
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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=84229725&loc=d3e1043-128460

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage of equity in the acquiree held by the acquirer immediately before the acquisition date in a business combination.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- 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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585

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Balance Type:	credit
Period Type:	duration

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- Details

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- Details

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- Details

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- Details

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- Details

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Acquisition of Senhance Surgical Robotic System - Additional Information (Detail)			12 Months Ended
	Dec. 30, 2016 EUR (€) shares	Sep. 21, 2015 USD ($) shares	Dec. 31, 2017 EUR (€)	Dec. 31, 2015 USD ($)	Dec. 31, 2016 USD ($)	Dec. 30, 2016 USD ($)	Dec. 30, 2016 EUR (€)	Sep. 21, 2015 EUR (€)
Business Acquisition [Line Items]
Securities consideration held in escrow percentage		10.00%
Escrow and security interest period		24 months
Escrow and security interest expiration date		Sep. 21, 2017
Legal, consulting and other costs related to acquisition				$ 4,231,000
Minimum [Member]
Business Acquisition [Line Items]
Amortization period			5 years
Maximum [Member]
Business Acquisition [Line Items]
Amortization period			10 years
Senhance Surgical Robotic System Acquisition [Member]
Business Acquisition [Line Items]
Common shares issued \| shares		15,543,413
Cash consideration		$ 25,000,000
Intellectual property, net		$ 48,500,000
Amortization period		7 years
Senhance Surgical Robotic System Acquisition [Member] \| First Tranche [Member]
Business Acquisition [Line Items]
Cash consideration		$ 25,000,000
Senhance Surgical Robotic System Acquisition [Member] \| Second Tranche [Member]
Business Acquisition [Line Items]
Common shares issued \| shares	3,722,685
Cash consideration payable \| €							€ 10,000,000
Aggregate fair market value \| €	€ 5,000,000
Aggregate fair market value payment \| €							€ 5,000,000
Gross proceeds from financing						$ 50,000,000
Interest rate						9.00%	9.00%
Senhance Surgical Robotic System Acquisition [Member] \| Second Tranche [Member] \| Lincoln Park Capital Fund, LLC [Member]
Business Acquisition [Line Items]
Gross proceeds from financing					$ 50,000,000
Interest rate					9.00%
Senhance Surgical Robotic System Acquisition [Member] \| Second Tranche [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Cash on hand						$ 50,000,000
Senhance Surgical Robotic System Acquisition [Member] \| Second Tranche [Member] \| Minimum [Member] \| Lincoln Park Capital Fund, LLC [Member]
Business Acquisition [Line Items]
Cash on hand					$ 50,000,000
Senhance Surgical Robotic System Acquisition [Member] \| Third Tranche [Member]
Business Acquisition [Line Items]
Cash consideration payable \| €								€ 15,000,000
Senhance Surgical Robotic System Acquisition [Member] \| Third Tranche [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Target revenue to be achieved \| €								25,000,000
Senhance Surgical Robotic System Acquisition [Member] \| Fourth Tranche [Member]
Business Acquisition [Line Items]
Cash consideration \| €			€ 1,800,000
Cash consideration payable \| €								2,500,000
Senhance Surgical Robotic System Acquisition [Member] \| U.S. Dollars [Member]
Business Acquisition [Line Items]
Cash consideration		$ 25,000,000
Senhance Surgical Robotic System Acquisition [Member] \| Euro [Member]
Business Acquisition [Line Items]
Cash consideration payable \| €								€ 27,500,000
TransEnterix Italia [Member]
Business Acquisition [Line Items]
Membership interests percentage under Security agreement		10.00%						10.00%
Legal, consulting and other costs related to acquisition				$ 4,200,000