Summary of Significant Accounting Policies - Narrative (Details) - USD ($)		12 Months Ended
	Dec. 20, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Schedule of Useful Lives [Line Items]
Maximum maturity term to be considered cash and cash equivalents		3 months
Impairment of goodwill		$ 0
Impairment of other intangible assets		0
Foreign currency transaction gains (losses)		(6,485,000)	$ (3,879,000)	$ 756,000
Research and development expense		$ 15,666,000	$ 16,193,000	$ 14,765,000
Buildings [Member] | Minimum [Member]
Schedule of Useful Lives [Line Items]
Useful lives of property, plant and equipment		20 years
Buildings [Member] | Maximum [Member]
Schedule of Useful Lives [Line Items]
Useful lives of property, plant and equipment		50 years
Machinery and equipment [Member] | Minimum [Member]
Schedule of Useful Lives [Line Items]
Useful lives of property, plant and equipment		4 years
Machinery and equipment [Member] | Maximum [Member]
Schedule of Useful Lives [Line Items]
Useful lives of property, plant and equipment		12 years
Seeger Orbis GmbH &Co. OHG and Seeger-Orbis Mechanical Components (Tianjin) Co., Ltd. [Member] | Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Schedule of Useful Lives [Line Items]
Goodwill		$ 15,000,000
Impairment of goodwill	$ 5,600,000