Fair value of the assets less the liabilities of a derivative or group of derivatives.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Topic 825
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Fixed interest rate related to the interest rate derivative.

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Nominal or face amount used to calculate payment on derivative.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
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DERIVATIVE INSTRUMENTS (Schedule of Cross Currency Swap Derivatives) (Details)	Dec. 31, 2019 USD ($)	Dec. 31, 2019 CHF (SFr)	Dec. 31, 2018 USD ($)	Dec. 31, 2018 CHF (SFr)	Oct. 02, 2017 USD ($)	Oct. 02, 2017 CHF (SFr)
Codman \| Cross Currency Interest Rate Swap \| Long
Derivative [Line Items]
Aggregate Notional Amount \| SFr						SFr 291,200,000
Codman \| Cross Currency Interest Rate Swap \| Short
Derivative [Line Items]
Aggregate Notional Amount					$ 300,000,000.0
Cash Flow Hedging \| Designated as Hedging Instrument
Derivative [Line Items]
Aggregate Notional Amount	$ 1,325,000,000		$ 1,475,000,000
Fair Value Asset (Liability)	(45,145,000)		619,000
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap
Derivative [Line Items]
Aggregate Notional Amount	66,700,000
Fair Value Asset (Liability)	(509,000)		(2,830,000)
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap One
Derivative [Line Items]
Fair Value Asset (Liability)	$ (101,000)		$ (215,000)
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap One \| Long
Derivative [Line Items]
Fixed Rate	1.75%	1.75%	1.75%	1.75%
Aggregate Notional Amount \| SFr		SFr 32,355,000		SFr 97,065,000
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap One \| Short
Derivative [Line Items]
Fixed Rate	4.38%	4.38%	4.38%	4.38%
Aggregate Notional Amount	$ 33,333,000		$ 100,000,000
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap Two
Derivative [Line Items]
Fair Value Asset (Liability)	$ (119,000)		$ (422,000)
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap Two \| Long
Derivative [Line Items]
Fixed Rate	1.85%	1.85%	1.85%	1.85%
Aggregate Notional Amount \| SFr		SFr 48,533,000		SFr 48,533,000
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap Two \| Short
Derivative [Line Items]
Fixed Rate	4.46%	4.46%	4.46%	4.46%
Aggregate Notional Amount	$ 50,000,000		$ 50,000,000
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap Three
Derivative [Line Items]
Fair Value Asset (Liability)	$ (289,000)		$ (2,193,000)
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap Three \| Long
Derivative [Line Items]
Fixed Rate	1.95%	1.95%	1.95%	1.95%
Aggregate Notional Amount \| SFr		SFr 145,598,000		SFr 145,598,000
Cash Flow Hedging \| Designated as Hedging Instrument \| Codman \| Cross Currency Interest Rate Swap \| Swap Three \| Short
Derivative [Line Items]
Fixed Rate	4.52%	4.52%	4.52%	4.52%
Aggregate Notional Amount	$ 150,000,000		$ 150,000,000