Represents the discount rate used in discounted cash flows.

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- Definition

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

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

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No definition available.

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Note 10 - Goodwill, In-process Research and Development and Intellectual Property (Details Textual) $ in Thousands			3 Months Ended		12 Months Ended
	Oct. 31, 2018 USD ($)	Sep. 21, 2015 USD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Sep. 23, 2018 USD ($)	Sep. 03, 2013 USD ($)
Goodwill, Ending Balance			$ 0			$ 0	$ 80,131
Number of Reporting Units					1
Goodwill, Impairment Loss			$ 79,000	$ 79,000	$ 0	78,969
Impairment of Intangible Assets, Finite-lived					0	7,912
Intellectual Property [Member]
Impairment of Intangible Assets, Finite-lived					$ 0	$ 0
Developed Technology Rights [Member] \| Weighted Average [Member]
Finite-Lived Intangible Assets, Remaining Amortization Period (Year)					2 years 2 months 12 days
Technology-Based Intangible Assets [Member] \| Weighted Average [Member]
Finite-Lived Intangible Assets, Remaining Amortization Period (Year)					6 years 3 months 18 days
In Process Research and Development [Member]
Impairment of Intangible Assets, Finite-lived				$ 7,900
Safe Stitch Medical Inc [Member]
Goodwill, Ending Balance									$ 93,800
Senhance Surgical Robotic System Acquisition [Member]
Goodwill, Ending Balance		$ 38,300
Senhance Surgical Robotic System Acquisition [Member] \| Intellectual Property [Member]
Intangible Assets, Net (Excluding Goodwill), Total		$ 17,100
Discount Rate Used in Discounted Cash Flows		45.00%
Medical Surgery Technologies Limited [Member]
Goodwill, Ending Balance								$ 9,600
Medical Surgery Technologies Limited [Member] \| In Process Research and Development [Member]
Intangible Assets, Net (Excluding Goodwill), Total	$ 10,600
Discount Rate Used in Discounted Cash Flows	15.00%