General and Summary of Significant Accounting Policies Property and Equipment #1 (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	$ 843,096	$ 776,240
Accumulated Depreciation	376,468	320,155
Net property and equipment	466,628	456,085
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	291,331	219,057
Land, Buildings and Improvements [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	241,199	230,454
Molds [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	60,381	60,155
Computer Equipment and Software [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	98,311	83,217
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	7,767	7,498
Instruments Placed with Customers [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	90,383	74,434
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	$ 53,724	$ 101,425