General and Summary of Significant Accounting Policies Property and Equipment #1 (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	$ 694,864	$ 608,823
Accumulated Depreciation	262,223	210,139
Net property and equipment	432,641	398,684
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	203,431	220,999
Land, Buildings and Improvements [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	212,283	206,846
Molds [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	59,700	56,253
Computer Equipment and Software [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	80,420	44,408
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	7,409	7,361
Instruments Placed with Customers [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	60,757	15,812
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, cost	$ 70,864	$ 57,144