Business Combinations - Summary of the Purchase Price Preliminarily Allocated to the Intangible Assets Acquired for the Acquisitions (Details) - USD ($) $ in Thousands					1 Months Ended	12 Months Ended
	Jul. 13, 2018	Jul. 06, 2018	Mar. 16, 2018	Mar. 09, 2018	Apr. 30, 2017	Dec. 31, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Life (Years)						4 years
Nutfield
Acquired Finite-Lived Intangible Assets [Line Items]
Amount					$ 2,329
Weighted Average Life (Years)					10 years
Nutfield | Trade name
Acquired Finite-Lived Intangible Assets [Line Items]
Amount					$ 29
Weighted Average Life (Years)					1 year
Nutfield | Brand
Acquired Finite-Lived Intangible Assets [Line Items]
Amount					$ 0
Weighted Average Life (Years)					0 years
Nutfield | Non-competition agreement
Acquired Finite-Lived Intangible Assets [Line Items]
Amount					$ 144
Weighted Average Life (Years)					5 years
Nutfield | Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Amount					$ 1,970
Weighted Average Life (Years)					10 years
Nutfield | Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Amount					$ 95
Weighted Average Life (Years)					10 years
Nutfield | Favorable in-place lease
Acquired Finite-Lived Intangible Assets [Line Items]
Amount					$ 91
Weighted Average Life (Years)					12 years
Laser Controls Systems
Acquired Finite-Lived Intangible Assets [Line Items]
Amount				$ 1,400
Weighted Average Life (Years)				7 years
Laser Controls Systems | Trade name
Acquired Finite-Lived Intangible Assets [Line Items]
Amount				$ 0
Weighted Average Life (Years)				0 years
Laser Controls Systems | Brand
Acquired Finite-Lived Intangible Assets [Line Items]
Amount				$ 26
Weighted Average Life (Years)				1 year
Laser Controls Systems | Non-competition agreement
Acquired Finite-Lived Intangible Assets [Line Items]
Amount				$ 29
Weighted Average Life (Years)				3 years
Laser Controls Systems | Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Amount				$ 1,319
Weighted Average Life (Years)				7 years
Laser Controls Systems | Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Amount				$ 26
Weighted Average Life (Years)				10 years
Laser Controls Systems | Favorable in-place lease
Acquired Finite-Lived Intangible Assets [Line Items]
Amount				$ 0
Weighted Average Life (Years)				0 years
Photocore AG
Acquired Finite-Lived Intangible Assets [Line Items]
Amount			$ 1,435
Weighted Average Life (Years)			7 years
Photocore AG | Trade name
Acquired Finite-Lived Intangible Assets [Line Items]
Amount			$ 0
Weighted Average Life (Years)			0 years
Photocore AG | Brand
Acquired Finite-Lived Intangible Assets [Line Items]
Amount			$ 22
Weighted Average Life (Years)			1 year
Photocore AG | Non-competition agreement
Acquired Finite-Lived Intangible Assets [Line Items]
Amount			$ 9
Weighted Average Life (Years)			3 years
Photocore AG | Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Amount			$ 1,343
Weighted Average Life (Years)			7 years
Photocore AG | Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Amount			$ 61
Weighted Average Life (Years)			10 years
Photocore AG | Favorable in-place lease
Acquired Finite-Lived Intangible Assets [Line Items]
Amount			$ 0
Weighted Average Life (Years)			0 years
Lanmark
Acquired Finite-Lived Intangible Assets [Line Items]
Amount		$ 1,366
Weighted Average Life (Years)		8 years
Lanmark | Trade name
Acquired Finite-Lived Intangible Assets [Line Items]
Amount		$ 0
Weighted Average Life (Years)		0 years
Lanmark | Brand
Acquired Finite-Lived Intangible Assets [Line Items]
Amount		$ 26
Weighted Average Life (Years)		1 year
Lanmark | Non-competition agreement
Acquired Finite-Lived Intangible Assets [Line Items]
Amount		$ 0
Weighted Average Life (Years)		0 years
Lanmark | Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Amount		$ 760
Weighted Average Life (Years)		7 years
Lanmark | Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Amount		$ 580
Weighted Average Life (Years)		10 years
Lanmark | Favorable in-place lease
Acquired Finite-Lived Intangible Assets [Line Items]
Amount		$ 0
Weighted Average Life (Years)		0 years
Open Technologies
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 7,821
Weighted Average Life (Years)	8 years
Open Technologies | Trade name
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 0
Weighted Average Life (Years)	0 years
Open Technologies | Brand
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 103
Weighted Average Life (Years)	1 year
Open Technologies | Non-competition agreement
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 0
Weighted Average Life (Years)	0 years
Open Technologies | Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 4,441
Weighted Average Life (Years)	7 years
Open Technologies | Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 3,277
Weighted Average Life (Years)	10 years
Open Technologies | Favorable in-place lease
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 0
Weighted Average Life (Years)	0 years