Taxes Tax Effects of Temporary Differences (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Inventory	$ 15,756	$ 15,078
Accrued and other liabilities	85,590	65,879
Accrued post-retirement benefit and pension costs	53,078	50,496
Net operating loss and tax credit carryforwards	30,647	30,696
Swiss tax reform intangible asset	48,062	0
Other	11,918	17,397
Deferred Tax Assets, Gross	245,051	179,546
Valuation Allowance	(50,853)	(15,084)
Deferred Tax Assets, Net	194,198	164,462
Inventory	5,952	4,890
Deferred Tax Liabilities, Right of Use Asset and Other Assets	27,268	0
Property, Plant and Equipment	51,298	47,451
Rainin Intangible Amortization	63,451	66,386
Deferred Tax Liabilities, Tax Deferred Expense, Compensation and Benefits, Pension	28,542	31,473
International earnings	24,137	18,680
Deferred Tax Liabilities, Unrealized Currency Transaction Gains	1,839	9,334
Deferred Tax Liabilities, Gross, Noncurrent	202,487	178,214
Deferred Tax Liabilities	$ (8,289)	$ (13,752)