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Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2019

Revenue from Contract with Customer [Abstract]

Schedule of Deferred Revenue and Customer Advances by Arrangement

A rollforward of the Company’s deferred revenue and customer advances is as follows:

		Six Months Ended June 30, 2019
Beginning balance, January 1(1)		$	17,474
Deferred revenue and customer advances assumed in ESI Merger			4,629
Additions to deferred revenue and customer advances			34,772
Amount of deferred revenue and customer advances recognized in income			(27,407	)
Ending balance, June 30(2)		$	29,468

(1) Beginning deferred revenue and customer advances as of January 1, 2019 included $8,134 of current deferred revenue, $3,228 of long-term deferred revenue and $6,112 of current customer advances.

(2) Ending deferred revenue as of June 30, 2019 included $17,968 of current deferred revenue, $2,871 of long-term deferred revenue and $8,629 of current customer advances.

Summary of Revenue from Contracts with Customers

The following table summarizes revenue from contracts with customers:

		Three Months Ended June 30, 2019
		Vacuum & Analysis				Light & Motion				Equipment & Solutions				Total
Net revenues:
Products		$	191,760			$	167,363			$	42,203			$	401,326
Services			43,895				15,216				13,673				72,784
Total net revenues		$	235,655			$	182,579			$	55,876			$	474,110
		Three Months Ended June 30, 2018
		Vacuum & Analysis				Light & Motion				Equipment & Solutions				Total
Net revenues:
Products		$	321,454			$	188,545			$	—			$	509,999
Services			46,874				16,267				—				63,141
Total net revenues		$	368,328			$	204,812			$	—			$	573,140

		Six Months Ended June 30, 2019
		Vacuum & Analysis				Light & Motion				Equipment & Solutions				Total
Net revenues:
Products		$	384,408			$	346,060			$	68,221			$	798,689
Services			85,602				30,507				22,873				138,982
Total net revenues		$	470,010			$	376,567			$	91,094			$	937,671
		Six Months Ended June 30, 2018
		Vacuum & Analysis				Light & Motion				Equipment & Solutions				Total
Net revenues:
Products		$	625,790				380,886			$	—			$	1,006,676
Services			90,882				29,857				—				120,739
Total net revenues		$	716,672			$	410,743			$	—			$	1,127,415

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- Definition

Tabular disclosure of contract balances and changes in contract balances.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130551-203045

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X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

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