Acquisitions Pursuit Vascular Table (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability, Noncurrent	$ 0	$ 17,300
Pursuit Vascular, Inc. [Member]
Business Acquisition [Line Items]
Payment to acquire business, net of working capital adjustments	71,533
Business Combination, Contingent Consideration, Liability, Noncurrent	17,300
Business Combination, Consideration Transferred	88,833
Business Combination, Acquired Receivable, Fair Value	973
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory	2,464
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets	74
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	609
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	82,300
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable	(215)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other	(2,065)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	84,140
Business Acquisition, Goodwill, Expected Tax Deductible Amount	20,462
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent	$ (15,769)