General and Summary of Significant Accounting Policies Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Goodwill [Roll Forward]
GOODWILL	$ 11,195	$ 12,357	$ 5,577
Goodwill, Acquired During Period	20,026	1,300	6,536
Goodwill, Foreign Currency Translation Gain (Loss)	24		244
Goodwill, Purchase Accounting Adjustments		(2,462)
GOODWILL	31,245	11,195	$ 12,357
Medical Australia Limited [Member]
Goodwill [Roll Forward]
Goodwill, Purchase Accounting Adjustments		1,900
Pursuit Vascular, Inc. [Member]
Goodwill [Roll Forward]
Goodwill, Acquired During Period	19,100
Tru Process [Member]
Goodwill [Roll Forward]
Goodwill, Acquired During Period		$ 1,300
Other Acquisition [Member]
Goodwill [Roll Forward]
Goodwill, Acquired During Period	$ 900